Merge branch 'v3.1-rc10' into for-3.2/core

Conflicts:
	block/blk-core.c
	include/linux/blkdev.h

Signed-off-by: Jens Axboe <axboe@kernel.dk>

78 files changed, 324 insertions, 374 deletions

diff --git a/fs/xfs/Makefile b/fs/xfs/Makefile
index 75bb316..427a4e8 100644
--- a/fs/xfs/Makefile
+++ b/fs/xfs/Makefile
@@ -16,44 +16,53 @@
 # Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 #
 
-ccflags-y := -I$(src) -I$(src)/linux-2.6
-ccflags-$(CONFIG_XFS_DEBUG) += -g
+ccflags-y += -I$(src)			# needed for trace events
 
-XFS_LINUX := linux-2.6
+ccflags-$(CONFIG_XFS_DEBUG) += -g
 
 obj-$(CONFIG_XFS_FS)		+= xfs.o
 
-xfs-y				+= linux-2.6/xfs_trace.o
-
-xfs-$(CONFIG_XFS_QUOTA)		+= $(addprefix quota/, \
-				   xfs_dquot.o \
-				   xfs_dquot_item.o \
-				   xfs_trans_dquot.o \
-				   xfs_qm_syscalls.o \
-				   xfs_qm_bhv.o \
-				   xfs_qm.o)
-xfs-$(CONFIG_XFS_QUOTA)		+= linux-2.6/xfs_quotaops.o
-
-ifeq ($(CONFIG_XFS_QUOTA),y)
-xfs-$(CONFIG_PROC_FS)		+= quota/xfs_qm_stats.o
-endif
-
-xfs-$(CONFIG_XFS_RT)		+= xfs_rtalloc.o
-xfs-$(CONFIG_XFS_POSIX_ACL)	+= $(XFS_LINUX)/xfs_acl.o
-xfs-$(CONFIG_PROC_FS)		+= $(XFS_LINUX)/xfs_stats.o
-xfs-$(CONFIG_SYSCTL)		+= $(XFS_LINUX)/xfs_sysctl.o
-xfs-$(CONFIG_COMPAT)		+= $(XFS_LINUX)/xfs_ioctl32.o
+# this one should be compiled first, as the tracing macros can easily blow up
+xfs-y				+= xfs_trace.o
 
+# highlevel code
+xfs-y				+= xfs_aops.o \
+				   xfs_bit.o \
+				   xfs_buf.o \
+				   xfs_dfrag.o \
+				   xfs_discard.o \
+				   xfs_error.o \
+				   xfs_export.o \
+				   xfs_file.o \
+				   xfs_filestream.o \
+				   xfs_fsops.o \
+				   xfs_fs_subr.o \
+				   xfs_globals.o \
+				   xfs_iget.o \
+				   xfs_ioctl.o \
+				   xfs_iomap.o \
+				   xfs_iops.o \
+				   xfs_itable.o \
+				   xfs_message.o \
+				   xfs_mru_cache.o \
+				   xfs_super.o \
+				   xfs_sync.o \
+				   xfs_xattr.o \
+				   xfs_rename.o \
+				   xfs_rw.o \
+				   xfs_utils.o \
+				   xfs_vnodeops.o \
+				   kmem.o \
+				   uuid.o
 
+# code shared with libxfs
 xfs-y				+= xfs_alloc.o \
 				   xfs_alloc_btree.o \
 				   xfs_attr.o \
 				   xfs_attr_leaf.o \
-				   xfs_bit.o \
 				   xfs_bmap.o \
 				   xfs_bmap_btree.o \
 				   xfs_btree.o \
-				   xfs_buf_item.o \
 				   xfs_da_btree.o \
 				   xfs_dir2.o \
 				   xfs_dir2_block.o \
@@ -61,49 +70,37 @@ xfs-y				+= xfs_alloc.o \
 				   xfs_dir2_leaf.o \
 				   xfs_dir2_node.o \
 				   xfs_dir2_sf.o \
-				   xfs_error.o \
-				   xfs_extfree_item.o \
-				   xfs_filestream.o \
-				   xfs_fsops.o \
 				   xfs_ialloc.o \
 				   xfs_ialloc_btree.o \
-				   xfs_iget.o \
 				   xfs_inode.o \
-				   xfs_inode_item.o \
-				   xfs_iomap.o \
-				   xfs_itable.o \
-				   xfs_dfrag.o \
-				   xfs_log.o \
-				   xfs_log_cil.o \
 				   xfs_log_recover.o \
 				   xfs_mount.o \
-				   xfs_mru_cache.o \
-				   xfs_rename.o \
-				   xfs_trans.o \
+				   xfs_trans.o
+
+# low-level transaction/log code
+xfs-y				+= xfs_log.o \
+				   xfs_log_cil.o \
+				   xfs_buf_item.o \
+				   xfs_extfree_item.o \
+				   xfs_inode_item.o \
 				   xfs_trans_ail.o \
 				   xfs_trans_buf.o \
 				   xfs_trans_extfree.o \
 				   xfs_trans_inode.o \
-				   xfs_utils.o \
-				   xfs_vnodeops.o \
-				   xfs_rw.o
-
-# Objects in linux/
-xfs-y				+= $(addprefix $(XFS_LINUX)/, \
-				   kmem.o \
-				   xfs_aops.o \
-				   xfs_buf.o \
-				   xfs_discard.o \
-				   xfs_export.o \
-				   xfs_file.o \
-				   xfs_fs_subr.o \
-				   xfs_globals.o \
-				   xfs_ioctl.o \
-				   xfs_iops.o \
-				   xfs_message.o \
-				   xfs_super.o \
-				   xfs_sync.o \
-				   xfs_xattr.o)
 
-# Objects in support/
-xfs-y				+= support/uuid.o
+# optional features
+xfs-$(CONFIG_XFS_QUOTA)		+= xfs_dquot.o \
+				   xfs_dquot_item.o \
+				   xfs_trans_dquot.o \
+				   xfs_qm_syscalls.o \
+				   xfs_qm_bhv.o \
+				   xfs_qm.o \
+				   xfs_quotaops.o
+ifeq ($(CONFIG_XFS_QUOTA),y)
+xfs-$(CONFIG_PROC_FS)		+= xfs_qm_stats.o
+endif
+xfs-$(CONFIG_XFS_RT)		+= xfs_rtalloc.o
+xfs-$(CONFIG_XFS_POSIX_ACL)	+= xfs_acl.o
+xfs-$(CONFIG_PROC_FS)		+= xfs_stats.o
+xfs-$(CONFIG_SYSCTL)		+= xfs_sysctl.o
+xfs-$(CONFIG_COMPAT)		+= xfs_ioctl32.o
diff --git a/fs/xfs/linux-2.6/kmem.c b/fs/xfs/kmem.c
index a907de5..a907de5 100644
--- a/fs/xfs/linux-2.6/kmem.c
+++ b/fs/xfs/kmem.c
diff --git a/fs/xfs/linux-2.6/kmem.h b/fs/xfs/kmem.h
index f7c8f7a..f7c8f7a 100644
--- a/fs/xfs/linux-2.6/kmem.h
+++ b/fs/xfs/kmem.h
diff --git a/fs/xfs/linux-2.6/mrlock.h b/fs/xfs/mrlock.h
index ff6a198..ff6a198 100644
--- a/fs/xfs/linux-2.6/mrlock.h
+++ b/fs/xfs/mrlock.h
diff --git a/fs/xfs/linux-2.6/time.h b/fs/xfs/time.h
index 387e695..387e695 100644
--- a/fs/xfs/linux-2.6/time.h
+++ b/fs/xfs/time.h
diff --git a/fs/xfs/support/uuid.c b/fs/xfs/uuid.c
index b83f76b..b83f76b 100644
--- a/fs/xfs/support/uuid.c
+++ b/fs/xfs/uuid.c
diff --git a/fs/xfs/support/uuid.h b/fs/xfs/uuid.h
index 4732d71..4732d71 100644
--- a/fs/xfs/support/uuid.h
+++ b/fs/xfs/uuid.h
diff --git a/fs/xfs/xfs.h b/fs/xfs/xfs.h
index 53ec3ea..d8b11b7 100644
--- a/fs/xfs/xfs.h
+++ b/fs/xfs/xfs.h
@@ -24,5 +24,6 @@
 #define XFS_BUF_LOCK_TRACKING 1
 #endif
 
-#include <linux-2.6/xfs_linux.h>
+#include "xfs_linux.h"
+
 #endif	/* __XFS_H__ */
diff --git a/fs/xfs/linux-2.6/xfs_acl.c b/fs/xfs/xfs_acl.c
index b6c4b37..b6c4b37 100644
--- a/fs/xfs/linux-2.6/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
diff --git a/fs/xfs/xfs_ag.h b/fs/xfs/xfs_ag.h
index 6530769..4805f00 100644
--- a/fs/xfs/xfs_ag.h
+++ b/fs/xfs/xfs_ag.h
@@ -103,7 +103,7 @@ typedef struct xfs_agf {
 /* disk block (xfs_daddr_t) in the AG */
 #define XFS_AGF_DADDR(mp)	((xfs_daddr_t)(1 << (mp)->m_sectbb_log))
 #define	XFS_AGF_BLOCK(mp)	XFS_HDR_BLOCK(mp, XFS_AGF_DADDR(mp))
-#define	XFS_BUF_TO_AGF(bp)	((xfs_agf_t *)XFS_BUF_PTR(bp))
+#define	XFS_BUF_TO_AGF(bp)	((xfs_agf_t *)((bp)->b_addr))
 
 extern int xfs_read_agf(struct xfs_mount *mp, struct xfs_trans *tp,
 			xfs_agnumber_t agno, int flags, struct xfs_buf **bpp);
@@ -156,7 +156,7 @@ typedef struct xfs_agi {
 /* disk block (xfs_daddr_t) in the AG */
 #define XFS_AGI_DADDR(mp)	((xfs_daddr_t)(2 << (mp)->m_sectbb_log))
 #define	XFS_AGI_BLOCK(mp)	XFS_HDR_BLOCK(mp, XFS_AGI_DADDR(mp))
-#define	XFS_BUF_TO_AGI(bp)	((xfs_agi_t *)XFS_BUF_PTR(bp))
+#define	XFS_BUF_TO_AGI(bp)	((xfs_agi_t *)((bp)->b_addr))
 
 extern int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
 				xfs_agnumber_t agno, struct xfs_buf **bpp);
@@ -168,7 +168,7 @@ extern int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
 #define XFS_AGFL_DADDR(mp)	((xfs_daddr_t)(3 << (mp)->m_sectbb_log))
 #define	XFS_AGFL_BLOCK(mp)	XFS_HDR_BLOCK(mp, XFS_AGFL_DADDR(mp))
 #define XFS_AGFL_SIZE(mp)	((mp)->m_sb.sb_sectsize / sizeof(xfs_agblock_t))
-#define	XFS_BUF_TO_AGFL(bp)	((xfs_agfl_t *)XFS_BUF_PTR(bp))
+#define	XFS_BUF_TO_AGFL(bp)	((xfs_agfl_t *)((bp)->b_addr))
 
 typedef struct xfs_agfl {
 	__be32		agfl_bno[1];	/* actually XFS_AGFL_SIZE(mp) */
diff --git a/fs/xfs/xfs_alloc.c b/fs/xfs/xfs_alloc.c
index 1e00b3e..bdd9cb5 100644
--- a/fs/xfs/xfs_alloc.c
+++ b/fs/xfs/xfs_alloc.c
@@ -451,8 +451,7 @@ xfs_alloc_read_agfl(
 			XFS_FSS_TO_BB(mp, 1), 0, &bp);
 	if (error)
 		return error;
-	ASSERT(bp);
-	ASSERT(!XFS_BUF_GETERROR(bp));
+	ASSERT(!xfs_buf_geterror(bp));
 	XFS_BUF_SET_VTYPE_REF(bp, B_FS_AGFL, XFS_AGFL_REF);
 	*bpp = bp;
 	return 0;
@@ -2116,7 +2115,7 @@ xfs_read_agf(
 	if (!*bpp)
 		return 0;
 
-	ASSERT(!XFS_BUF_GETERROR(*bpp));
+	ASSERT(!(*bpp)->b_error);
 	agf = XFS_BUF_TO_AGF(*bpp);
 
 	/*
@@ -2168,7 +2167,7 @@ xfs_alloc_read_agf(
 		return error;
 	if (!*bpp)
 		return 0;
-	ASSERT(!XFS_BUF_GETERROR(*bpp));
+	ASSERT(!(*bpp)->b_error);
 
 	agf = XFS_BUF_TO_AGF(*bpp);
 	pag = xfs_perag_get(mp, agno);
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/xfs_aops.c
index 63e971e..8c37dde 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/xfs_aops.c
@@ -1300,6 +1300,7 @@ xfs_end_io_direct_write(
 	bool			is_async)
 {
 	struct xfs_ioend	*ioend = iocb->private;
+	struct inode		*inode = ioend->io_inode;
 
 	/*
 	 * blockdev_direct_IO can return an error even after the I/O
@@ -1331,7 +1332,7 @@ xfs_end_io_direct_write(
 	}
 
 	/* XXX: probably should move into the real I/O completion handler */
-	inode_dio_done(ioend->io_inode);
+	inode_dio_done(inode);
 }
 
 STATIC ssize_t
diff --git a/fs/xfs/linux-2.6/xfs_aops.h b/fs/xfs/xfs_aops.h
index 71f721e..71f721e 100644
--- a/fs/xfs/linux-2.6/xfs_aops.h
+++ b/fs/xfs/xfs_aops.h
diff --git a/fs/xfs/xfs_attr.c b/fs/xfs/xfs_attr.c
index cbae424..160bcdc 100644
--- a/fs/xfs/xfs_attr.c
+++ b/fs/xfs/xfs_attr.c
@@ -2121,8 +2121,7 @@ xfs_attr_rmtval_set(xfs_da_args_t *args)
 
 		bp = xfs_buf_get(mp->m_ddev_targp, dblkno, blkcnt,
 				 XBF_LOCK | XBF_DONT_BLOCK);
-		ASSERT(bp);
-		ASSERT(!XFS_BUF_GETERROR(bp));
+		ASSERT(!xfs_buf_geterror(bp));
 
 		tmp = (valuelen < XFS_BUF_SIZE(bp)) ? valuelen :
 							XFS_BUF_SIZE(bp);
diff --git a/fs/xfs/xfs_bmap.c b/fs/xfs/xfs_bmap.c
index ab3e5c6..452a291 100644
--- a/fs/xfs/xfs_bmap.c
+++ b/fs/xfs/xfs_bmap.c
@@ -3383,8 +3383,7 @@ xfs_bmap_local_to_extents(
 		ASSERT(args.len == 1);
 		*firstblock = args.fsbno;
 		bp = xfs_btree_get_bufl(args.mp, tp, args.fsbno, 0);
-		memcpy((char *)XFS_BUF_PTR(bp), ifp->if_u1.if_data,
-			ifp->if_bytes);
+		memcpy(bp->b_addr, ifp->if_u1.if_data, ifp->if_bytes);
 		xfs_trans_log_buf(tp, bp, 0, ifp->if_bytes - 1);
 		xfs_bmap_forkoff_reset(args.mp, ip, whichfork);
 		xfs_idata_realloc(ip, -ifp->if_bytes, whichfork);
diff --git a/fs/xfs/xfs_btree.c b/fs/xfs/xfs_btree.c
index cabf4b5..2b9fd38 100644
--- a/fs/xfs/xfs_btree.c
+++ b/fs/xfs/xfs_btree.c
@@ -275,8 +275,7 @@ xfs_btree_dup_cursor(
 				return error;
 			}
 			new->bc_bufs[i] = bp;
-			ASSERT(bp);
-			ASSERT(!XFS_BUF_GETERROR(bp));
+			ASSERT(!xfs_buf_geterror(bp));
 		} else
 			new->bc_bufs[i] = NULL;
 	}
@@ -467,8 +466,7 @@ xfs_btree_get_bufl(
 	ASSERT(fsbno != NULLFSBLOCK);
 	d = XFS_FSB_TO_DADDR(mp, fsbno);
 	bp = xfs_trans_get_buf(tp, mp->m_ddev_targp, d, mp->m_bsize, lock);
-	ASSERT(bp);
-	ASSERT(!XFS_BUF_GETERROR(bp));
+	ASSERT(!xfs_buf_geterror(bp));
 	return bp;
 }
 
@@ -491,8 +489,7 @@ xfs_btree_get_bufs(
 	ASSERT(agbno != NULLAGBLOCK);
 	d = XFS_AGB_TO_DADDR(mp, agno, agbno);
 	bp = xfs_trans_get_buf(tp, mp->m_ddev_targp, d, mp->m_bsize, lock);
-	ASSERT(bp);
-	ASSERT(!XFS_BUF_GETERROR(bp));
+	ASSERT(!xfs_buf_geterror(bp));
 	return bp;
 }
 
@@ -632,7 +629,7 @@ xfs_btree_read_bufl(
 			mp->m_bsize, lock, &bp))) {
 		return error;
 	}
-	ASSERT(!bp || !XFS_BUF_GETERROR(bp));
+	ASSERT(!xfs_buf_geterror(bp));
 	if (bp)
 		XFS_BUF_SET_VTYPE_REF(bp, B_FS_MAP, refval);
 	*bpp = bp;
@@ -973,8 +970,7 @@ xfs_btree_get_buf_block(
 	*bpp = xfs_trans_get_buf(cur->bc_tp, mp->m_ddev_targp, d,
 				 mp->m_bsize, flags);
 
-	ASSERT(*bpp);
-	ASSERT(!XFS_BUF_GETERROR(*bpp));
+	ASSERT(!xfs_buf_geterror(*bpp));
 
 	*block = XFS_BUF_TO_BLOCK(*bpp);
 	return 0;
@@ -1006,8 +1002,7 @@ xfs_btree_read_buf_block(
 	if (error)
 		return error;
 
-	ASSERT(*bpp != NULL);
-	ASSERT(!XFS_BUF_GETERROR(*bpp));
+	ASSERT(!xfs_buf_geterror(*bpp));
 
 	xfs_btree_set_refs(cur, *bpp);
 	*block = XFS_BUF_TO_BLOCK(*bpp);
diff --git a/fs/xfs/xfs_btree.h b/fs/xfs/xfs_btree.h
index 8d05a6a..5b240de 100644
--- a/fs/xfs/xfs_btree.h
+++ b/fs/xfs/xfs_btree.h
@@ -262,7 +262,7 @@ typedef struct xfs_btree_cur
 /*
  * Convert from buffer to btree block header.
  */
-#define	XFS_BUF_TO_BLOCK(bp)	((struct xfs_btree_block *)XFS_BUF_PTR(bp))
+#define	XFS_BUF_TO_BLOCK(bp)	((struct xfs_btree_block *)((bp)->b_addr))
 
 
 /*
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/xfs_buf.c
index d1fe745..c57836d 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/xfs_buf.c
@@ -596,7 +596,7 @@ _xfs_buf_read(
 	bp->b_flags |= flags & (XBF_READ | XBF_ASYNC | XBF_READ_AHEAD);
 
 	status = xfs_buf_iorequest(bp);
-	if (status || XFS_BUF_ISERROR(bp) || (flags & XBF_ASYNC))
+	if (status || bp->b_error || (flags & XBF_ASYNC))
 		return status;
 	return xfs_buf_iowait(bp);
 }
@@ -679,7 +679,6 @@ xfs_buf_read_uncached(
 	/* set up the buffer for a read IO */
 	XFS_BUF_SET_ADDR(bp, daddr);
 	XFS_BUF_READ(bp);
-	XFS_BUF_BUSY(bp);
 
 	xfsbdstrat(mp, bp);
 	error = xfs_buf_iowait(bp);
@@ -1069,7 +1068,7 @@ xfs_bioerror(
 	/*
 	 * No need to wait until the buffer is unpinned, we aren't flushing it.
 	 */
-	XFS_BUF_ERROR(bp, EIO);
+	xfs_buf_ioerror(bp, EIO);
 
 	/*
 	 * We're calling xfs_buf_ioend, so delete XBF_DONE flag.
@@ -1094,7 +1093,7 @@ STATIC int
 xfs_bioerror_relse(
 	struct xfs_buf	*bp)
 {
-	int64_t		fl = XFS_BUF_BFLAGS(bp);
+	int64_t		fl = bp->b_flags;
 	/*
 	 * No need to wait until the buffer is unpinned.
 	 * We aren't flushing it.
@@ -1115,7 +1114,7 @@ xfs_bioerror_relse(
 		 * There's no reason to mark error for
 		 * ASYNC buffers.
 		 */
-		XFS_BUF_ERROR(bp, EIO);
+		xfs_buf_ioerror(bp, EIO);
 		XFS_BUF_FINISH_IOWAIT(bp);
 	} else {
 		xfs_buf_relse(bp);
@@ -1324,7 +1323,7 @@ xfs_buf_offset(
 	struct page		*page;
 
 	if (bp->b_flags & XBF_MAPPED)
-		return XFS_BUF_PTR(bp) + offset;
+		return bp->b_addr + offset;
 
 	offset += bp->b_offset;
 	page = bp->b_pages[offset >> PAGE_SHIFT];
@@ -1484,7 +1483,7 @@ xfs_setsize_buftarg_flags(
 	if (set_blocksize(btp->bt_bdev, sectorsize)) {
 		xfs_warn(btp->bt_mount,
 			"Cannot set_blocksize to %u on device %s\n",
-			sectorsize, XFS_BUFTARG_NAME(btp));
+			sectorsize, xfs_buf_target_name(btp));
 		return EINVAL;
 	}
 
@@ -1681,7 +1680,7 @@ xfs_buf_delwri_split(
 	list_for_each_entry_safe(bp, n, dwq, b_list) {
 		ASSERT(bp->b_flags & XBF_DELWRI);
 
-		if (!XFS_BUF_ISPINNED(bp) && xfs_buf_trylock(bp)) {
+		if (!xfs_buf_ispinned(bp) && xfs_buf_trylock(bp)) {
 			if (!force &&
 			    time_before(jiffies, bp->b_queuetime + age)) {
 				xfs_buf_unlock(bp);
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/xfs_buf.h
index 6a83b46..620972b 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/xfs_buf.h
@@ -228,11 +228,15 @@ extern void xfs_buf_delwri_promote(xfs_buf_t *);
 extern int xfs_buf_init(void);
 extern void xfs_buf_terminate(void);
 
-#define xfs_buf_target_name(target)	\
-	({ char __b[BDEVNAME_SIZE]; bdevname((target)->bt_bdev, __b); __b; })
+static inline const char *
+xfs_buf_target_name(struct xfs_buftarg *target)
+{
+	static char __b[BDEVNAME_SIZE];
+
+	return bdevname(target->bt_bdev, __b);
+}
 
 
-#define XFS_BUF_BFLAGS(bp)	((bp)->b_flags)
 #define XFS_BUF_ZEROFLAGS(bp) \
 	((bp)->b_flags &= ~(XBF_READ|XBF_WRITE|XBF_ASYNC|XBF_DELWRI| \
 			    XBF_SYNCIO|XBF_FUA|XBF_FLUSH))
@@ -251,23 +255,14 @@ void xfs_buf_stale(struct xfs_buf *bp);
 #define XFS_BUF_UNDELAYWRITE(bp)	xfs_buf_delwri_dequeue(bp)
 #define XFS_BUF_ISDELAYWRITE(bp)	((bp)->b_flags & XBF_DELWRI)
 
-#define XFS_BUF_ERROR(bp,no)	xfs_buf_ioerror(bp,no)
-#define XFS_BUF_GETERROR(bp)	xfs_buf_geterror(bp)
-#define XFS_BUF_ISERROR(bp)	(xfs_buf_geterror(bp) ? 1 : 0)
-
 #define XFS_BUF_DONE(bp)	((bp)->b_flags |= XBF_DONE)
 #define XFS_BUF_UNDONE(bp)	((bp)->b_flags &= ~XBF_DONE)
 #define XFS_BUF_ISDONE(bp)	((bp)->b_flags & XBF_DONE)
 
-#define XFS_BUF_BUSY(bp)	do { } while (0)
-#define XFS_BUF_UNBUSY(bp)	do { } while (0)
-#define XFS_BUF_ISBUSY(bp)	(1)
-
 #define XFS_BUF_ASYNC(bp)	((bp)->b_flags |= XBF_ASYNC)
 #define XFS_BUF_UNASYNC(bp)	((bp)->b_flags &= ~XBF_ASYNC)
 #define XFS_BUF_ISASYNC(bp)	((bp)->b_flags & XBF_ASYNC)
 
-#define XFS_BUF_HOLD(bp)	xfs_buf_hold(bp)
 #define XFS_BUF_READ(bp)	((bp)->b_flags |= XBF_READ)
 #define XFS_BUF_UNREAD(bp)	((bp)->b_flags &= ~XBF_READ)
 #define XFS_BUF_ISREAD(bp)	((bp)->b_flags & XBF_READ)
@@ -276,10 +271,6 @@ void xfs_buf_stale(struct xfs_buf *bp);
 #define XFS_BUF_UNWRITE(bp)	((bp)->b_flags &= ~XBF_WRITE)
 #define XFS_BUF_ISWRITE(bp)	((bp)->b_flags & XBF_WRITE)
 
-#define XFS_BUF_SET_START(bp)			do { } while (0)
-
-#define XFS_BUF_PTR(bp)			(xfs_caddr_t)((bp)->b_addr)
-#define XFS_BUF_SET_PTR(bp, val, cnt)	xfs_buf_associate_memory(bp, val, cnt)
 #define XFS_BUF_ADDR(bp)		((bp)->b_bn)
 #define XFS_BUF_SET_ADDR(bp, bno)	((bp)->b_bn = (xfs_daddr_t)(bno))
 #define XFS_BUF_OFFSET(bp)		((bp)->b_file_offset)
@@ -299,14 +290,13 @@ xfs_buf_set_ref(
 #define XFS_BUF_SET_VTYPE_REF(bp, type, ref)	xfs_buf_set_ref(bp, ref)
 #define XFS_BUF_SET_VTYPE(bp, type)		do { } while (0)
 
-#define XFS_BUF_ISPINNED(bp)	atomic_read(&((bp)->b_pin_count))
+static inline int xfs_buf_ispinned(struct xfs_buf *bp)
+{
+	return atomic_read(&bp->b_pin_count);
+}
 
 #define XFS_BUF_FINISH_IOWAIT(bp)	complete(&bp->b_iowait);
 
-#define XFS_BUF_SET_TARGET(bp, target)	((bp)->b_target = (target))
-#define XFS_BUF_TARGET(bp)		((bp)->b_target)
-#define XFS_BUFTARG_NAME(target)	xfs_buf_target_name(target)
-
 static inline void xfs_buf_relse(xfs_buf_t *bp)
 {
 	xfs_buf_unlock(bp);
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index 8849291..ef43fce 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -124,9 +124,9 @@ xfs_buf_item_log_check(
 
 	bp = bip->bli_buf;
 	ASSERT(XFS_BUF_COUNT(bp) > 0);
-	ASSERT(XFS_BUF_PTR(bp) != NULL);
+	ASSERT(bp->b_addr != NULL);
 	orig = bip->bli_orig;
-	buffer = XFS_BUF_PTR(bp);
+	buffer = bp->b_addr;
 	for (x = 0; x < XFS_BUF_COUNT(bp); x++) {
 		if (orig[x] != buffer[x] && !btst(bip->bli_logged, x)) {
 			xfs_emerg(bp->b_mount,
@@ -371,7 +371,6 @@ xfs_buf_item_pin(
 {
 	struct xfs_buf_log_item	*bip = BUF_ITEM(lip);
 
-	ASSERT(XFS_BUF_ISBUSY(bip->bli_buf));
 	ASSERT(atomic_read(&bip->bli_refcount) > 0);
 	ASSERT((bip->bli_flags & XFS_BLI_LOGGED) ||
 	       (bip->bli_flags & XFS_BLI_STALE));
@@ -479,13 +478,13 @@ xfs_buf_item_trylock(
 	struct xfs_buf_log_item	*bip = BUF_ITEM(lip);
 	struct xfs_buf		*bp = bip->bli_buf;
 
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		return XFS_ITEM_PINNED;
 	if (!xfs_buf_trylock(bp))
 		return XFS_ITEM_LOCKED;
 
 	/* take a reference to the buffer.  */
-	XFS_BUF_HOLD(bp);
+	xfs_buf_hold(bp);
 
 	ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
 	trace_xfs_buf_item_trylock(bip);
@@ -630,7 +629,7 @@ xfs_buf_item_push(
  * the xfsbufd to get this buffer written. We have to unlock the buffer
  * to allow the xfsbufd to write it, too.
  */
-STATIC void
+STATIC bool
 xfs_buf_item_pushbuf(
 	struct xfs_log_item	*lip)
 {
@@ -644,6 +643,7 @@ xfs_buf_item_pushbuf(
 
 	xfs_buf_delwri_promote(bp);
 	xfs_buf_relse(bp);
+	return true;
 }
 
 STATIC void
@@ -726,7 +726,7 @@ xfs_buf_item_init(
 	 * to have logged.
 	 */
 	bip->bli_orig = (char *)kmem_alloc(XFS_BUF_COUNT(bp), KM_SLEEP);
-	memcpy(bip->bli_orig, XFS_BUF_PTR(bp), XFS_BUF_COUNT(bp));
+	memcpy(bip->bli_orig, bp->b_addr, XFS_BUF_COUNT(bp));
 	bip->bli_logged = (char *)kmem_zalloc(XFS_BUF_COUNT(bp) / NBBY, KM_SLEEP);
 #endif
 
@@ -895,7 +895,6 @@ xfs_buf_attach_iodone(
 {
 	xfs_log_item_t	*head_lip;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(xfs_buf_islocked(bp));
 
 	lip->li_cb = cb;
@@ -960,7 +959,7 @@ xfs_buf_iodone_callbacks(
 	static ulong		lasttime;
 	static xfs_buftarg_t	*lasttarg;
 
-	if (likely(!XFS_BUF_GETERROR(bp)))
+	if (likely(!xfs_buf_geterror(bp)))
 		goto do_callbacks;
 
 	/*
@@ -973,14 +972,14 @@ xfs_buf_iodone_callbacks(
 		goto do_callbacks;
 	}
 
-	if (XFS_BUF_TARGET(bp) != lasttarg ||
+	if (bp->b_target != lasttarg ||
 	    time_after(jiffies, (lasttime + 5*HZ))) {
 		lasttime = jiffies;
 		xfs_alert(mp, "Device %s: metadata write error block 0x%llx",
-			XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)),
+			xfs_buf_target_name(bp->b_target),
 		      (__uint64_t)XFS_BUF_ADDR(bp));
 	}
-	lasttarg = XFS_BUF_TARGET(bp);
+	lasttarg = bp->b_target;
 
 	/*
 	 * If the write was asynchronous then no one will be looking for the
@@ -991,12 +990,11 @@ xfs_buf_iodone_callbacks(
 	 * around.
 	 */
 	if (XFS_BUF_ISASYNC(bp)) {
-		XFS_BUF_ERROR(bp, 0); /* errno of 0 unsets the flag */
+		xfs_buf_ioerror(bp, 0); /* errno of 0 unsets the flag */
 
 		if (!XFS_BUF_ISSTALE(bp)) {
 			XFS_BUF_DELAYWRITE(bp);
 			XFS_BUF_DONE(bp);
-			XFS_BUF_SET_START(bp);
 		}
 		ASSERT(bp->b_iodone != NULL);
 		trace_xfs_buf_item_iodone_async(bp, _RET_IP_);
@@ -1013,7 +1011,6 @@ xfs_buf_iodone_callbacks(
 	XFS_BUF_UNDELAYWRITE(bp);
 
 	trace_xfs_buf_error_relse(bp, _RET_IP_);
-	xfs_force_shutdown(mp, SHUTDOWN_META_IO_ERROR);
 
 do_callbacks:
 	xfs_buf_do_callbacks(bp);
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 5bfcb87..ee9d542 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -2050,7 +2050,7 @@ xfs_da_do_buf(
 		case 0:
 			bp = xfs_trans_get_buf(trans, mp->m_ddev_targp,
 				mappedbno, nmapped, 0);
-			error = bp ? XFS_BUF_GETERROR(bp) : XFS_ERROR(EIO);
+			error = bp ? bp->b_error : XFS_ERROR(EIO);
 			break;
 		case 1:
 		case 2:
@@ -2268,7 +2268,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps)
 		dabuf->nbuf = 1;
 		bp = bps[0];
 		dabuf->bbcount = (short)BTOBB(XFS_BUF_COUNT(bp));
-		dabuf->data = XFS_BUF_PTR(bp);
+		dabuf->data = bp->b_addr;
 		dabuf->bps[0] = bp;
 	} else {
 		dabuf->nbuf = nbuf;
@@ -2279,7 +2279,7 @@ xfs_da_buf_make(int nbuf, xfs_buf_t **bps)
 		dabuf->data = kmem_alloc(BBTOB(dabuf->bbcount), KM_SLEEP);
 		for (i = off = 0; i < nbuf; i++, off += XFS_BUF_COUNT(bp)) {
 			bp = bps[i];
-			memcpy((char *)dabuf->data + off, XFS_BUF_PTR(bp),
+			memcpy((char *)dabuf->data + off, bp->b_addr,
 				XFS_BUF_COUNT(bp));
 		}
 	}
@@ -2302,8 +2302,8 @@ xfs_da_buf_clean(xfs_dabuf_t *dabuf)
 		for (i = off = 0; i < dabuf->nbuf;
 				i++, off += XFS_BUF_COUNT(bp)) {
 			bp = dabuf->bps[i];
-			memcpy(XFS_BUF_PTR(bp), (char *)dabuf->data + off,
-				XFS_BUF_COUNT(bp));
+			memcpy(bp->b_addr, dabuf->data + off,
+						XFS_BUF_COUNT(bp));
 		}
 	}
 }
@@ -2340,7 +2340,7 @@ xfs_da_log_buf(xfs_trans_t *tp, xfs_dabuf_t *dabuf, uint first, uint last)
 
 	ASSERT(dabuf->nbuf && dabuf->data && dabuf->bbcount && dabuf->bps[0]);
 	if (dabuf->nbuf == 1) {
-		ASSERT(dabuf->data == (void *)XFS_BUF_PTR(dabuf->bps[0]));
+		ASSERT(dabuf->data == dabuf->bps[0]->b_addr);
 		xfs_trans_log_buf(tp, dabuf->bps[0], first, last);
 		return;
 	}
diff --git a/fs/xfs/xfs_dinode.h b/fs/xfs/xfs_dinode.h
index dffba9b..a372163 100644
--- a/fs/xfs/xfs_dinode.h
+++ b/fs/xfs/xfs_dinode.h
@@ -148,7 +148,7 @@ typedef enum xfs_dinode_fmt {
 		be32_to_cpu((dip)->di_nextents) : \
 		be16_to_cpu((dip)->di_anextents))
 
-#define	XFS_BUF_TO_DINODE(bp)	((xfs_dinode_t *)XFS_BUF_PTR(bp))
+#define	XFS_BUF_TO_DINODE(bp)	((xfs_dinode_t *)((bp)->b_addr))
 
 /*
  * For block and character special files the 32bit dev_t is stored at the
diff --git a/fs/xfs/linux-2.6/xfs_discard.c b/fs/xfs/xfs_discard.c
index 244e797..244e797 100644
--- a/fs/xfs/linux-2.6/xfs_discard.c
+++ b/fs/xfs/xfs_discard.c
diff --git a/fs/xfs/linux-2.6/xfs_discard.h b/fs/xfs/xfs_discard.h
index 344879a..344879a 100644
--- a/fs/xfs/linux-2.6/xfs_discard.h
+++ b/fs/xfs/xfs_discard.h
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index 837f311..db62959 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -318,10 +318,9 @@ xfs_qm_init_dquot_blk(
 	int		curid, i;
 
 	ASSERT(tp);
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(xfs_buf_islocked(bp));
 
-	d = (xfs_dqblk_t *)XFS_BUF_PTR(bp);
+	d = bp->b_addr;
 
 	/*
 	 * ID of the first dquot in the block - id's are zero based.
@@ -403,7 +402,7 @@ xfs_qm_dqalloc(
 			       dqp->q_blkno,
 			       mp->m_quotainfo->qi_dqchunklen,
 			       0);
-	if (!bp || (error = XFS_BUF_GETERROR(bp)))
+	if (!bp || (error = xfs_buf_geterror(bp)))
 		goto error1;
 	/*
 	 * Make a chunk of dquots out of this buffer and log
@@ -534,13 +533,12 @@ xfs_qm_dqtobp(
 			return XFS_ERROR(error);
 	}
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(xfs_buf_islocked(bp));
 
 	/*
 	 * calculate the location of the dquot inside the buffer.
 	 */
-	ddq = (struct xfs_disk_dquot *)(XFS_BUF_PTR(bp) + dqp->q_bufoffset);
+	ddq = bp->b_addr + dqp->q_bufoffset;
 
 	/*
 	 * A simple sanity check in case we got a corrupted dquot...
@@ -553,7 +551,6 @@ xfs_qm_dqtobp(
 			xfs_trans_brelse(tp, bp);
 			return XFS_ERROR(EIO);
 		}
-		XFS_BUF_BUSY(bp); /* We dirtied this */
 	}
 
 	*O_bpp = bp;
@@ -622,7 +619,6 @@ xfs_qm_dqread(
 	 * this particular dquot was repaired. We still aren't afraid to
 	 * brelse it because we have the changes incore.
 	 */
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(xfs_buf_islocked(bp));
 	xfs_trans_brelse(tp, bp);
 
@@ -1204,7 +1200,7 @@ xfs_qm_dqflush(
 	/*
 	 * Calculate the location of the dquot inside the buffer.
 	 */
-	ddqp = (struct xfs_disk_dquot *)(XFS_BUF_PTR(bp) + dqp->q_bufoffset);
+	ddqp = bp->b_addr + dqp->q_bufoffset;
 
 	/*
 	 * A simple sanity check in case we got a corrupted dquot..
@@ -1240,7 +1236,7 @@ xfs_qm_dqflush(
 	 * If the buffer is pinned then push on the log so we won't
 	 * get stuck waiting in the write for too long.
 	 */
-	if (XFS_BUF_ISPINNED(bp)) {
+	if (xfs_buf_ispinned(bp)) {
 		trace_xfs_dqflush_force(dqp);
 		xfs_log_force(mp, 0);
 	}
@@ -1447,7 +1443,7 @@ xfs_qm_dqflock_pushbuf_wait(
 		goto out_lock;
 
 	if (XFS_BUF_ISDELAYWRITE(bp)) {
-		if (XFS_BUF_ISPINNED(bp))
+		if (xfs_buf_ispinned(bp))
 			xfs_log_force(mp, 0);
 		xfs_buf_delwri_promote(bp);
 		wake_up_process(bp->b_target->bt_task);
diff --git a/fs/xfs/quota/xfs_dquot.h b/fs/xfs/xfs_dquot.h
index 34b7e94..34b7e94 100644
--- a/fs/xfs/quota/xfs_dquot.h
+++ b/fs/xfs/xfs_dquot.h
diff --git a/fs/xfs/quota/xfs_dquot_item.c b/fs/xfs/xfs_dquot_item.c
index 9e0e2fa..bb3f71d 100644
--- a/fs/xfs/quota/xfs_dquot_item.c
+++ b/fs/xfs/xfs_dquot_item.c
@@ -183,13 +183,14 @@ xfs_qm_dqunpin_wait(
  * search the buffer cache can be a time consuming thing, and AIL lock is a
  * spinlock.
  */
-STATIC void
+STATIC bool
 xfs_qm_dquot_logitem_pushbuf(
 	struct xfs_log_item	*lip)
 {
 	struct xfs_dq_logitem	*qlip = DQUOT_ITEM(lip);
 	struct xfs_dquot	*dqp = qlip->qli_dquot;
 	struct xfs_buf		*bp;
+	bool			ret = true;
 
 	ASSERT(XFS_DQ_IS_LOCKED(dqp));
 
@@ -201,17 +202,20 @@ xfs_qm_dquot_logitem_pushbuf(
 	if (completion_done(&dqp->q_flush) ||
 	    !(lip->li_flags & XFS_LI_IN_AIL)) {
 		xfs_dqunlock(dqp);
-		return;
+		return true;
 	}
 
 	bp = xfs_incore(dqp->q_mount->m_ddev_targp, qlip->qli_format.qlf_blkno,
 			dqp->q_mount->m_quotainfo->qi_dqchunklen, XBF_TRYLOCK);
 	xfs_dqunlock(dqp);
 	if (!bp)
-		return;
+		return true;
 	if (XFS_BUF_ISDELAYWRITE(bp))
 		xfs_buf_delwri_promote(bp);
+	if (xfs_buf_ispinned(bp))
+		ret = false;
 	xfs_buf_relse(bp);
+	return ret;
 }
 
 /*
diff --git a/fs/xfs/quota/xfs_dquot_item.h b/fs/xfs/xfs_dquot_item.h
index 5acae2a..5acae2a 100644
--- a/fs/xfs/quota/xfs_dquot_item.h
+++ b/fs/xfs/xfs_dquot_item.h
diff --git a/fs/xfs/linux-2.6/xfs_export.c b/fs/xfs/xfs_export.c
index 75e5d32..75e5d32 100644
--- a/fs/xfs/linux-2.6/xfs_export.c
+++ b/fs/xfs/xfs_export.c
diff --git a/fs/xfs/linux-2.6/xfs_export.h b/fs/xfs/xfs_export.h
index 3272b6a..3272b6a 100644
--- a/fs/xfs/linux-2.6/xfs_export.h
+++ b/fs/xfs/xfs_export.h
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/xfs_file.c
index 7f7b424..7f7b424 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/xfs_file.c
diff --git a/fs/xfs/linux-2.6/xfs_fs_subr.c b/fs/xfs/xfs_fs_subr.c
index ed88ed1..ed88ed1 100644
--- a/fs/xfs/linux-2.6/xfs_fs_subr.c
+++ b/fs/xfs/xfs_fs_subr.c
diff --git a/fs/xfs/linux-2.6/xfs_globals.c b/fs/xfs/xfs_globals.c
index 76e81cf..76e81cf 100644
--- a/fs/xfs/linux-2.6/xfs_globals.c
+++ b/fs/xfs/xfs_globals.c
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index dd5628b..9f24ec2 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -202,8 +202,7 @@ xfs_ialloc_inode_init(
 		fbuf = xfs_trans_get_buf(tp, mp->m_ddev_targp, d,
 					 mp->m_bsize * blks_per_cluster,
 					 XBF_LOCK);
-		ASSERT(fbuf);
-		ASSERT(!XFS_BUF_GETERROR(fbuf));
+		ASSERT(!xfs_buf_geterror(fbuf));
 
 		/*
 		 * Initialize all inodes in this buffer and then log them.
@@ -1486,7 +1485,7 @@ xfs_read_agi(
 	if (error)
 		return error;
 
-	ASSERT(*bpp && !XFS_BUF_GETERROR(*bpp));
+	ASSERT(!xfs_buf_geterror(*bpp));
 	agi = XFS_BUF_TO_AGI(*bpp);
 
 	/*
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index 2fcca4b..0239a7c 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2473,7 +2473,7 @@ cluster_corrupt_out:
 		if (bp->b_iodone) {
 			XFS_BUF_UNDONE(bp);
 			XFS_BUF_STALE(bp);
-			XFS_BUF_ERROR(bp,EIO);
+			xfs_buf_ioerror(bp, EIO);
 			xfs_buf_ioend(bp, 0);
 		} else {
 			XFS_BUF_STALE(bp);
@@ -2585,7 +2585,7 @@ xfs_iflush(
 	 * If the buffer is pinned then push on the log now so we won't
 	 * get stuck waiting in the write for too long.
 	 */
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		xfs_log_force(mp, 0);
 
 	/*
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 588406d..836ad80 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -708,13 +708,14 @@ xfs_inode_item_committed(
  * marked delayed write. If that's the case, we'll promote it and that will
  * allow the caller to write the buffer by triggering the xfsbufd to run.
  */
-STATIC void
+STATIC bool
 xfs_inode_item_pushbuf(
 	struct xfs_log_item	*lip)
 {
 	struct xfs_inode_log_item *iip = INODE_ITEM(lip);
 	struct xfs_inode	*ip = iip->ili_inode;
 	struct xfs_buf		*bp;
+	bool			ret = true;
 
 	ASSERT(xfs_isilocked(ip, XFS_ILOCK_SHARED));
 
@@ -725,7 +726,7 @@ xfs_inode_item_pushbuf(
 	if (completion_done(&ip->i_flush) ||
 	    !(lip->li_flags & XFS_LI_IN_AIL)) {
 		xfs_iunlock(ip, XFS_ILOCK_SHARED);
-		return;
+		return true;
 	}
 
 	bp = xfs_incore(ip->i_mount->m_ddev_targp, iip->ili_format.ilf_blkno,
@@ -733,10 +734,13 @@ xfs_inode_item_pushbuf(
 
 	xfs_iunlock(ip, XFS_ILOCK_SHARED);
 	if (!bp)
-		return;
+		return true;
 	if (XFS_BUF_ISDELAYWRITE(bp))
 		xfs_buf_delwri_promote(bp);
+	if (xfs_buf_ispinned(bp))
+		ret = false;
 	xfs_buf_relse(bp);
+	return ret;
 }
 
 /*
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index f7ce7de..f7ce7de 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.h b/fs/xfs/xfs_ioctl.h
index d56173b..d56173b 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.h
+++ b/fs/xfs/xfs_ioctl.h
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/xfs_ioctl32.c
index 54e623b..54e623b 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/xfs_ioctl32.c
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.h b/fs/xfs/xfs_ioctl32.h
index 80f4060..80f4060 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.h
+++ b/fs/xfs/xfs_ioctl32.h
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/xfs_iops.c
index b9c172b..673704f 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -70,9 +70,8 @@ xfs_synchronize_times(
 }
 
 /*
- * If the linux inode is valid, mark it dirty.
- * Used when committing a dirty inode into a transaction so that
- * the inode will get written back by the linux code
+ * If the linux inode is valid, mark it dirty, else mark the dirty state
+ * in the XFS inode to make sure we pick it up when reclaiming the inode.
  */
 void
 xfs_mark_inode_dirty_sync(
@@ -82,6 +81,10 @@ xfs_mark_inode_dirty_sync(
 
 	if (!(inode->i_state & (I_WILL_FREE|I_FREEING)))
 		mark_inode_dirty_sync(inode);
+	else {
+		barrier();
+		ip->i_update_core = 1;
+	}
 }
 
 void
@@ -92,6 +95,11 @@ xfs_mark_inode_dirty(
 
 	if (!(inode->i_state & (I_WILL_FREE|I_FREEING)))
 		mark_inode_dirty(inode);
+	else {
+		barrier();
+		ip->i_update_core = 1;
+	}
+
 }
 
 /*
diff --git a/fs/xfs/linux-2.6/xfs_iops.h b/fs/xfs/xfs_iops.h
index ef41c92..ef41c92 100644
--- a/fs/xfs/linux-2.6/xfs_iops.h
+++ b/fs/xfs/xfs_iops.h
diff --git a/fs/xfs/linux-2.6/xfs_linux.h b/fs/xfs/xfs_linux.h
index d42f814..828662f 100644
--- a/fs/xfs/linux-2.6/xfs_linux.h
+++ b/fs/xfs/xfs_linux.h
@@ -32,13 +32,12 @@
 # define XFS_BIG_INUMS	0
 #endif
 
-#include <xfs_types.h>
+#include "xfs_types.h"
 
-#include <kmem.h>
-#include <mrlock.h>
-#include <time.h>
-
-#include <support/uuid.h>
+#include "kmem.h"
+#include "mrlock.h"
+#include "time.h"
+#include "uuid.h"
 
 #include <linux/semaphore.h>
 #include <linux/mm.h>
@@ -69,6 +68,8 @@
 #include <linux/ctype.h>
 #include <linux/writeback.h>
 #include <linux/capability.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
 #include <linux/list_sort.h>
 
 #include <asm/page.h>
@@ -78,14 +79,14 @@
 #include <asm/byteorder.h>
 #include <asm/unaligned.h>
 
-#include <xfs_vnode.h>
-#include <xfs_stats.h>
-#include <xfs_sysctl.h>
-#include <xfs_iops.h>
-#include <xfs_aops.h>
-#include <xfs_super.h>
-#include <xfs_buf.h>
-#include <xfs_message.h>
+#include "xfs_vnode.h"
+#include "xfs_stats.h"
+#include "xfs_sysctl.h"
+#include "xfs_iops.h"
+#include "xfs_aops.h"
+#include "xfs_super.h"
+#include "xfs_buf.h"
+#include "xfs_message.h"
 
 #ifdef __BIG_ENDIAN
 #define XFS_NATIVE_HOST 1
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 06ff843..3a8d4f6 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -878,7 +878,7 @@ xlog_iodone(xfs_buf_t *bp)
 	/*
 	 * Race to shutdown the filesystem if we see an error.
 	 */
-	if (XFS_TEST_ERROR((XFS_BUF_GETERROR(bp)), l->l_mp,
+	if (XFS_TEST_ERROR((xfs_buf_geterror(bp)), l->l_mp,
 			XFS_ERRTAG_IODONE_IOERR, XFS_RANDOM_IODONE_IOERR)) {
 		xfs_ioerror_alert("xlog_iodone", l->l_mp, bp, XFS_BUF_ADDR(bp));
 		XFS_BUF_STALE(bp);
@@ -1051,7 +1051,6 @@ xlog_alloc_log(xfs_mount_t	*mp,
 	if (!bp)
 		goto out_free_log;
 	bp->b_iodone = xlog_iodone;
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(xfs_buf_islocked(bp));
 	log->l_xbuf = bp;
 
@@ -1108,7 +1107,6 @@ xlog_alloc_log(xfs_mount_t	*mp,
 		iclog->ic_callback_tail = &(iclog->ic_callback);
 		iclog->ic_datap = (char *)iclog->ic_data + log->l_iclog_hsize;
 
-		ASSERT(XFS_BUF_ISBUSY(iclog->ic_bp));
 		ASSERT(xfs_buf_islocked(iclog->ic_bp));
 		init_waitqueue_head(&iclog->ic_force_wait);
 		init_waitqueue_head(&iclog->ic_write_wait);
@@ -1248,7 +1246,7 @@ xlog_bdstrat(
 	struct xlog_in_core	*iclog = bp->b_fspriv;
 
 	if (iclog->ic_state & XLOG_STATE_IOERROR) {
-		XFS_BUF_ERROR(bp, EIO);
+		xfs_buf_ioerror(bp, EIO);
 		XFS_BUF_STALE(bp);
 		xfs_buf_ioend(bp, 0);
 		/*
@@ -1355,7 +1353,6 @@ xlog_sync(xlog_t		*log,
 	XFS_BUF_SET_COUNT(bp, count);
 	bp->b_fspriv = iclog;
 	XFS_BUF_ZEROFLAGS(bp);
-	XFS_BUF_BUSY(bp);
 	XFS_BUF_ASYNC(bp);
 	bp->b_flags |= XBF_SYNCIO;
 
@@ -1398,16 +1395,15 @@ xlog_sync(xlog_t		*log,
 	if (split) {
 		bp = iclog->ic_log->l_xbuf;
 		XFS_BUF_SET_ADDR(bp, 0);	     /* logical 0 */
-		XFS_BUF_SET_PTR(bp, (xfs_caddr_t)((__psint_t)&(iclog->ic_header)+
-					    (__psint_t)count), split);
+		xfs_buf_associate_memory(bp,
+				(char *)&iclog->ic_header + count, split);
 		bp->b_fspriv = iclog;
 		XFS_BUF_ZEROFLAGS(bp);
-		XFS_BUF_BUSY(bp);
 		XFS_BUF_ASYNC(bp);
 		bp->b_flags |= XBF_SYNCIO;
 		if (log->l_mp->m_flags & XFS_MOUNT_BARRIER)
 			bp->b_flags |= XBF_FUA;
-		dptr = XFS_BUF_PTR(bp);
+		dptr = bp->b_addr;
 		/*
 		 * Bump the cycle numbers at the start of each block
 		 * since this part of the buffer is at the start of
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 052a2c0..a199dbc 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -147,7 +147,7 @@ xlog_align(
 	xfs_daddr_t	offset = blk_no & ((xfs_daddr_t)log->l_sectBBsize - 1);
 
 	ASSERT(BBTOB(offset + nbblks) <= XFS_BUF_SIZE(bp));
-	return XFS_BUF_PTR(bp) + BBTOB(offset);
+	return bp->b_addr + BBTOB(offset);
 }
 
 
@@ -178,9 +178,7 @@ xlog_bread_noalign(
 
 	XFS_BUF_SET_ADDR(bp, log->l_logBBstart + blk_no);
 	XFS_BUF_READ(bp);
-	XFS_BUF_BUSY(bp);
 	XFS_BUF_SET_COUNT(bp, BBTOB(nbblks));
-	XFS_BUF_SET_TARGET(bp, log->l_mp->m_logdev_targp);
 
 	xfsbdstrat(log->l_mp, bp);
 	error = xfs_buf_iowait(bp);
@@ -220,18 +218,18 @@ xlog_bread_offset(
 	xfs_buf_t	*bp,
 	xfs_caddr_t	offset)
 {
-	xfs_caddr_t	orig_offset = XFS_BUF_PTR(bp);
+	xfs_caddr_t	orig_offset = bp->b_addr;
 	int		orig_len = bp->b_buffer_length;
 	int		error, error2;
 
-	error = XFS_BUF_SET_PTR(bp, offset, BBTOB(nbblks));
+	error = xfs_buf_associate_memory(bp, offset, BBTOB(nbblks));
 	if (error)
 		return error;
 
 	error = xlog_bread_noalign(log, blk_no, nbblks, bp);
 
 	/* must reset buffer pointer even on error */
-	error2 = XFS_BUF_SET_PTR(bp, orig_offset, orig_len);
+	error2 = xfs_buf_associate_memory(bp, orig_offset, orig_len);
 	if (error)
 		return error;
 	return error2;
@@ -266,11 +264,9 @@ xlog_bwrite(
 
 	XFS_BUF_SET_ADDR(bp, log->l_logBBstart + blk_no);
 	XFS_BUF_ZEROFLAGS(bp);
-	XFS_BUF_BUSY(bp);
-	XFS_BUF_HOLD(bp);
+	xfs_buf_hold(bp);
 	xfs_buf_lock(bp);
 	XFS_BUF_SET_COUNT(bp, BBTOB(nbblks));
-	XFS_BUF_SET_TARGET(bp, log->l_mp->m_logdev_targp);
 
 	if ((error = xfs_bwrite(log->l_mp, bp)))
 		xfs_ioerror_alert("xlog_bwrite", log->l_mp,
@@ -360,7 +356,7 @@ STATIC void
 xlog_recover_iodone(
 	struct xfs_buf	*bp)
 {
-	if (XFS_BUF_GETERROR(bp)) {
+	if (bp->b_error) {
 		/*
 		 * We're not going to bother about retrying
 		 * this during recovery. One strike!
@@ -1262,7 +1258,7 @@ xlog_write_log_records(
 		 */
 		ealign = round_down(end_block, sectbb);
 		if (j == 0 && (start_block + endcount > ealign)) {
-			offset = XFS_BUF_PTR(bp) + BBTOB(ealign - start_block);
+			offset = bp->b_addr + BBTOB(ealign - start_block);
 			error = xlog_bread_offset(log, ealign, sectbb,
 							bp, offset);
 			if (error)
@@ -2135,15 +2131,16 @@ xlog_recover_buffer_pass2(
 
 	bp = xfs_buf_read(mp->m_ddev_targp, buf_f->blf_blkno, buf_f->blf_len,
 			  buf_flags);
-	if (XFS_BUF_ISERROR(bp)) {
+	if (!bp)
+		return XFS_ERROR(ENOMEM);
+	error = bp->b_error;
+	if (error) {
 		xfs_ioerror_alert("xlog_recover_do..(read#1)", mp,
 				  bp, buf_f->blf_blkno);
-		error = XFS_BUF_GETERROR(bp);
 		xfs_buf_relse(bp);
 		return error;
 	}
 
-	error = 0;
 	if (buf_f->blf_flags & XFS_BLF_INODE_BUF) {
 		error = xlog_recover_do_inode_buffer(mp, item, bp, buf_f);
 	} else if (buf_f->blf_flags &
@@ -2227,14 +2224,17 @@ xlog_recover_inode_pass2(
 
 	bp = xfs_buf_read(mp->m_ddev_targp, in_f->ilf_blkno, in_f->ilf_len,
 			  XBF_LOCK);
-	if (XFS_BUF_ISERROR(bp)) {
+	if (!bp) {
+		error = ENOMEM;
+		goto error;
+	}
+	error = bp->b_error;
+	if (error) {
 		xfs_ioerror_alert("xlog_recover_do..(read#2)", mp,
 				  bp, in_f->ilf_blkno);
-		error = XFS_BUF_GETERROR(bp);
 		xfs_buf_relse(bp);
 		goto error;
 	}
-	error = 0;
 	ASSERT(in_f->ilf_fields & XFS_ILOG_CORE);
 	dip = (xfs_dinode_t *)xfs_buf_offset(bp, in_f->ilf_boffset);
 
@@ -3437,7 +3437,7 @@ xlog_do_recovery_pass(
 			/*
 			 * Check for header wrapping around physical end-of-log
 			 */
-			offset = XFS_BUF_PTR(hbp);
+			offset = hbp->b_addr;
 			split_hblks = 0;
 			wrapped_hblks = 0;
 			if (blk_no + hblks <= log->l_logBBsize) {
@@ -3497,7 +3497,7 @@ xlog_do_recovery_pass(
 			} else {
 				/* This log record is split across the
 				 * physical end of log */
-				offset = XFS_BUF_PTR(dbp);
+				offset = dbp->b_addr;
 				split_bblks = 0;
 				if (blk_no != log->l_logBBsize) {
 					/* some data is before the physical
diff --git a/fs/xfs/linux-2.6/xfs_message.c b/fs/xfs/xfs_message.c
index bd672de..bd672de 100644
--- a/fs/xfs/linux-2.6/xfs_message.c
+++ b/fs/xfs/xfs_message.c
diff --git a/fs/xfs/linux-2.6/xfs_message.h b/fs/xfs/xfs_message.h
index 7fb7ea0..7fb7ea0 100644
--- a/fs/xfs/linux-2.6/xfs_message.h
+++ b/fs/xfs/xfs_message.h
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 092e16a..0081657 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1615,7 +1615,7 @@ xfs_unmountfs_writesb(xfs_mount_t *mp)
 		XFS_BUF_UNDELAYWRITE(sbp);
 		XFS_BUF_WRITE(sbp);
 		XFS_BUF_UNASYNC(sbp);
-		ASSERT(XFS_BUF_TARGET(sbp) == mp->m_ddev_targp);
+		ASSERT(sbp->b_target == mp->m_ddev_targp);
 		xfsbdstrat(mp, sbp);
 		error = xfs_buf_iowait(sbp);
 		if (error)
@@ -1938,7 +1938,7 @@ xfs_getsb(
 		xfs_buf_lock(bp);
 	}
 
-	XFS_BUF_HOLD(bp);
+	xfs_buf_hold(bp);
 	ASSERT(XFS_BUF_ISDONE(bp));
 	return bp;
 }
diff --git a/fs/xfs/quota/xfs_qm.c b/fs/xfs/xfs_qm.c
index 46e54ad..9a0aa76 100644
--- a/fs/xfs/quota/xfs_qm.c
+++ b/fs/xfs/xfs_qm.c
@@ -1240,7 +1240,7 @@ xfs_qm_reset_dqcounts(
 	do_div(j, sizeof(xfs_dqblk_t));
 	ASSERT(mp->m_quotainfo->qi_dqperchunk == j);
 #endif
-	ddq = (xfs_disk_dquot_t *)XFS_BUF_PTR(bp);
+	ddq = bp->b_addr;
 	for (j = 0; j < mp->m_quotainfo->qi_dqperchunk; j++) {
 		/*
 		 * Do a sanity check, and if needed, repair the dqblk. Don't
diff --git a/fs/xfs/quota/xfs_qm.h b/fs/xfs/xfs_qm.h
index 43b9abe..43b9abe 100644
--- a/fs/xfs/quota/xfs_qm.h
+++ b/fs/xfs/xfs_qm.h
diff --git a/fs/xfs/quota/xfs_qm_bhv.c b/fs/xfs/xfs_qm_bhv.c
index a0a829a..a0a829a 100644
--- a/fs/xfs/quota/xfs_qm_bhv.c
+++ b/fs/xfs/xfs_qm_bhv.c
diff --git a/fs/xfs/quota/xfs_qm_stats.c b/fs/xfs/xfs_qm_stats.c
index 8671a0b..8671a0b 100644
--- a/fs/xfs/quota/xfs_qm_stats.c
+++ b/fs/xfs/xfs_qm_stats.c
diff --git a/fs/xfs/quota/xfs_qm_stats.h b/fs/xfs/xfs_qm_stats.h
index 5b964fc..5b964fc 100644
--- a/fs/xfs/quota/xfs_qm_stats.h
+++ b/fs/xfs/xfs_qm_stats.h
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/xfs_qm_syscalls.c
index 609246f..609246f 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/xfs_qm_syscalls.c
diff --git a/fs/xfs/quota/xfs_quota_priv.h b/fs/xfs/xfs_quota_priv.h
index 94a3d92..94a3d92 100644
--- a/fs/xfs/quota/xfs_quota_priv.h
+++ b/fs/xfs/xfs_quota_priv.h
diff --git a/fs/xfs/linux-2.6/xfs_quotaops.c b/fs/xfs/xfs_quotaops.c
index 29b9d64..7e76f53 100644
--- a/fs/xfs/linux-2.6/xfs_quotaops.c
+++ b/fs/xfs/xfs_quotaops.c
@@ -25,7 +25,7 @@
 #include "xfs_trans.h"
 #include "xfs_bmap_btree.h"
 #include "xfs_inode.h"
-#include "quota/xfs_qm.h"
+#include "xfs_qm.h"
 #include <linux/quota.h>
 
 
diff --git a/fs/xfs/xfs_rtalloc.c b/fs/xfs/xfs_rtalloc.c
index 8f76fdf..35561a5 100644
--- a/fs/xfs/xfs_rtalloc.c
+++ b/fs/xfs/xfs_rtalloc.c
@@ -168,7 +168,7 @@ error_cancel:
 				xfs_trans_cancel(tp, cancelflags);
 				goto error;
 			}
-			memset(XFS_BUF_PTR(bp), 0, mp->m_sb.sb_blocksize);
+			memset(bp->b_addr, 0, mp->m_sb.sb_blocksize);
 			xfs_trans_log_buf(tp, bp, 0, mp->m_sb.sb_blocksize - 1);
 			/*
 			 * Commit the transaction.
@@ -883,7 +883,7 @@ xfs_rtbuf_get(
 	if (error) {
 		return error;
 	}
-	ASSERT(bp && !XFS_BUF_GETERROR(bp));
+	ASSERT(!xfs_buf_geterror(bp));
 	*bpp = bp;
 	return 0;
 }
@@ -943,7 +943,7 @@ xfs_rtcheck_range(
 	if (error) {
 		return error;
 	}
-	bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+	bufp = bp->b_addr;
 	/*
 	 * Compute the starting word's address, and starting bit.
 	 */
@@ -994,7 +994,7 @@ xfs_rtcheck_range(
 			if (error) {
 				return error;
 			}
-			b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1040,7 +1040,7 @@ xfs_rtcheck_range(
 			if (error) {
 				return error;
 			}
-			b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1158,7 +1158,7 @@ xfs_rtfind_back(
 	if (error) {
 		return error;
 	}
-	bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+	bufp = bp->b_addr;
 	/*
 	 * Get the first word's index & point to it.
 	 */
@@ -1210,7 +1210,7 @@ xfs_rtfind_back(
 			if (error) {
 				return error;
 			}
-			bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			bufp = bp->b_addr;
 			word = XFS_BLOCKWMASK(mp);
 			b = &bufp[word];
 		} else {
@@ -1256,7 +1256,7 @@ xfs_rtfind_back(
 			if (error) {
 				return error;
 			}
-			bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			bufp = bp->b_addr;
 			word = XFS_BLOCKWMASK(mp);
 			b = &bufp[word];
 		} else {
@@ -1333,7 +1333,7 @@ xfs_rtfind_forw(
 	if (error) {
 		return error;
 	}
-	bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+	bufp = bp->b_addr;
 	/*
 	 * Get the first word's index & point to it.
 	 */
@@ -1384,7 +1384,7 @@ xfs_rtfind_forw(
 			if (error) {
 				return error;
 			}
-			b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1429,7 +1429,7 @@ xfs_rtfind_forw(
 			if (error) {
 				return error;
 			}
-			b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1649,7 +1649,7 @@ xfs_rtmodify_range(
 	if (error) {
 		return error;
 	}
-	bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+	bufp = bp->b_addr;
 	/*
 	 * Compute the starting word's address, and starting bit.
 	 */
@@ -1694,7 +1694,7 @@ xfs_rtmodify_range(
 			if (error) {
 				return error;
 			}
-			first = b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			first = b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1734,7 +1734,7 @@ xfs_rtmodify_range(
 			if (error) {
 				return error;
 			}
-			first = b = bufp = (xfs_rtword_t *)XFS_BUF_PTR(bp);
+			first = b = bufp = bp->b_addr;
 			word = 0;
 		} else {
 			/*
@@ -1832,8 +1832,8 @@ xfs_rtmodify_summary(
 	 */
 	sp = XFS_SUMPTR(mp, bp, so);
 	*sp += delta;
-	xfs_trans_log_buf(tp, bp, (uint)((char *)sp - (char *)XFS_BUF_PTR(bp)),
-		(uint)((char *)sp - (char *)XFS_BUF_PTR(bp) + sizeof(*sp) - 1));
+	xfs_trans_log_buf(tp, bp, (uint)((char *)sp - (char *)bp->b_addr),
+		(uint)((char *)sp - (char *)bp->b_addr + sizeof(*sp) - 1));
 	return 0;
 }
 
diff --git a/fs/xfs/xfs_rtalloc.h b/fs/xfs/xfs_rtalloc.h
index 09e1f4f..f7f3a35 100644
--- a/fs/xfs/xfs_rtalloc.h
+++ b/fs/xfs/xfs_rtalloc.h
@@ -47,7 +47,7 @@ struct xfs_trans;
 #define	XFS_SUMOFFSTOBLOCK(mp,s)	\
 	(((s) * (uint)sizeof(xfs_suminfo_t)) >> (mp)->m_sb.sb_blocklog)
 #define	XFS_SUMPTR(mp,bp,so)	\
-	((xfs_suminfo_t *)((char *)XFS_BUF_PTR(bp) + \
+	((xfs_suminfo_t *)((bp)->b_addr + \
 		(((so) * (uint)sizeof(xfs_suminfo_t)) & XFS_BLOCKMASK(mp))))
 
 #define	XFS_BITTOBLOCK(mp,bi)	((bi) >> (mp)->m_blkbit_log)
diff --git a/fs/xfs/xfs_rw.c b/fs/xfs/xfs_rw.c
index d6d6fdf..c96a8a0 100644
--- a/fs/xfs/xfs_rw.c
+++ b/fs/xfs/xfs_rw.c
@@ -104,9 +104,9 @@ xfs_ioerror_alert(
 	xfs_alert(mp,
 		 "I/O error occurred: meta-data dev %s block 0x%llx"
 		 "       (\"%s\") error %d buf count %zd",
-		XFS_BUFTARG_NAME(XFS_BUF_TARGET(bp)),
+		xfs_buf_target_name(bp->b_target),
 		(__uint64_t)blkno, func,
-		XFS_BUF_GETERROR(bp), XFS_BUF_COUNT(bp));
+		bp->b_error, XFS_BUF_COUNT(bp));
 }
 
 /*
@@ -137,8 +137,8 @@ xfs_read_buf(
 	bp = xfs_buf_read(target, blkno, len, flags);
 	if (!bp)
 		return XFS_ERROR(EIO);
-	error = XFS_BUF_GETERROR(bp);
-	if (bp && !error && !XFS_FORCED_SHUTDOWN(mp)) {
+	error = bp->b_error;
+	if (!error && !XFS_FORCED_SHUTDOWN(mp)) {
 		*bpp = bp;
 	} else {
 		*bpp = NULL;
diff --git a/fs/xfs/xfs_sb.h b/fs/xfs/xfs_sb.h
index 1eb2ba5..cb6ae71 100644
--- a/fs/xfs/xfs_sb.h
+++ b/fs/xfs/xfs_sb.h
@@ -509,7 +509,7 @@ static inline int xfs_sb_version_hasprojid32bit(xfs_sb_t *sbp)
 
 #define XFS_SB_DADDR		((xfs_daddr_t)0) /* daddr in filesystem/ag */
 #define	XFS_SB_BLOCK(mp)	XFS_HDR_BLOCK(mp, XFS_SB_DADDR)
-#define XFS_BUF_TO_SBP(bp)	((xfs_dsb_t *)XFS_BUF_PTR(bp))
+#define XFS_BUF_TO_SBP(bp)	((xfs_dsb_t *)((bp)->b_addr))
 
 #define	XFS_HDR_BLOCK(mp,d)	((xfs_agblock_t)XFS_BB_TO_FSBT(mp,d))
 #define	XFS_DADDR_TO_FSB(mp,d)	XFS_AGB_TO_FSB(mp, \
diff --git a/fs/xfs/linux-2.6/xfs_stats.c b/fs/xfs/xfs_stats.c
index 76fdc58..76fdc58 100644
--- a/fs/xfs/linux-2.6/xfs_stats.c
+++ b/fs/xfs/xfs_stats.c
diff --git a/fs/xfs/linux-2.6/xfs_stats.h b/fs/xfs/xfs_stats.h
index 736854b..736854b 100644
--- a/fs/xfs/linux-2.6/xfs_stats.h
+++ b/fs/xfs/xfs_stats.h
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/xfs_super.c
index 9a72dda..5cf06b8 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -356,6 +356,8 @@ xfs_parseargs(
 			mp->m_flags |= XFS_MOUNT_DELAYLOG;
 		} else if (!strcmp(this_char, MNTOPT_NODELAYLOG)) {
 			mp->m_flags &= ~XFS_MOUNT_DELAYLOG;
+			xfs_warn(mp,
+	"nodelaylog is deprecated and will be removed in Linux 3.3");
 		} else if (!strcmp(this_char, MNTOPT_DISCARD)) {
 			mp->m_flags |= XFS_MOUNT_DISCARD;
 		} else if (!strcmp(this_char, MNTOPT_NODISCARD)) {
@@ -877,33 +879,17 @@ xfs_log_inode(
 	struct xfs_trans	*tp;
 	int			error;
 
-	xfs_iunlock(ip, XFS_ILOCK_SHARED);
 	tp = xfs_trans_alloc(mp, XFS_TRANS_FSYNC_TS);
 	error = xfs_trans_reserve(tp, 0, XFS_FSYNC_TS_LOG_RES(mp), 0, 0, 0);
-
 	if (error) {
 		xfs_trans_cancel(tp, 0);
-		/* we need to return with the lock hold shared */
-		xfs_ilock(ip, XFS_ILOCK_SHARED);
 		return error;
 	}
 
 	xfs_ilock(ip, XFS_ILOCK_EXCL);
-
-	/*
-	 * Note - it's possible that we might have pushed ourselves out of the
-	 * way during trans_reserve which would flush the inode.  But there's
-	 * no guarantee that the inode buffer has actually gone out yet (it's
-	 * delwri).  Plus the buffer could be pinned anyway if it's part of
-	 * an inode in another recent transaction.  So we play it safe and
-	 * fire off the transaction anyway.
-	 */
-	xfs_trans_ijoin(tp, ip);
+	xfs_trans_ijoin_ref(tp, ip, XFS_ILOCK_EXCL);
 	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
-	error = xfs_trans_commit(tp, 0);
-	xfs_ilock_demote(ip, XFS_ILOCK_EXCL);
-
-	return error;
+	return xfs_trans_commit(tp, 0);
 }
 
 STATIC int
@@ -918,7 +904,9 @@ xfs_fs_write_inode(
 	trace_xfs_write_inode(ip);
 
 	if (XFS_FORCED_SHUTDOWN(mp))
-		return XFS_ERROR(EIO);
+		return -XFS_ERROR(EIO);
+	if (!ip->i_update_core)
+		return 0;
 
 	if (wbc->sync_mode == WB_SYNC_ALL) {
 		/*
@@ -929,12 +917,10 @@ xfs_fs_write_inode(
 		 * of synchronous log foces dramatically.
 		 */
 		xfs_ioend_wait(ip);
-		xfs_ilock(ip, XFS_ILOCK_SHARED);
-		if (ip->i_update_core) {
-			error = xfs_log_inode(ip);
-			if (error)
-				goto out_unlock;
-		}
+		error = xfs_log_inode(ip);
+		if (error)
+			goto out;
+		return 0;
 	} else {
 		/*
 		 * We make this non-blocking if the inode is contended, return
@@ -1666,24 +1652,13 @@ xfs_init_workqueues(void)
 	 */
 	xfs_syncd_wq = alloc_workqueue("xfssyncd", WQ_CPU_INTENSIVE, 8);
 	if (!xfs_syncd_wq)
-		goto out;
-
-	xfs_ail_wq = alloc_workqueue("xfsail", WQ_CPU_INTENSIVE, 8);
-	if (!xfs_ail_wq)
-		goto out_destroy_syncd;
-
+		return -ENOMEM;
 	return 0;
-
-out_destroy_syncd:
-	destroy_workqueue(xfs_syncd_wq);
-out:
-	return -ENOMEM;
 }
 
 STATIC void
 xfs_destroy_workqueues(void)
 {
-	destroy_workqueue(xfs_ail_wq);
 	destroy_workqueue(xfs_syncd_wq);
 }
 
diff --git a/fs/xfs/linux-2.6/xfs_super.h b/fs/xfs/xfs_super.h
index 50a3266..50a3266 100644
--- a/fs/xfs/linux-2.6/xfs_super.h
+++ b/fs/xfs/xfs_super.h
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/xfs_sync.c
index e4c938a..4604f90 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/xfs_sync.c
@@ -332,7 +332,7 @@ xfs_sync_fsdata(
 	 * between there and here.
 	 */
 	bp = xfs_getsb(mp, 0);
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		xfs_log_force(mp, 0);
 
 	return xfs_bwrite(mp, bp);
diff --git a/fs/xfs/linux-2.6/xfs_sync.h b/fs/xfs/xfs_sync.h
index 941202e..941202e 100644
--- a/fs/xfs/linux-2.6/xfs_sync.h
+++ b/fs/xfs/xfs_sync.h
diff --git a/fs/xfs/linux-2.6/xfs_sysctl.c b/fs/xfs/xfs_sysctl.c
index ee2d2ad..ee2d2ad 100644
--- a/fs/xfs/linux-2.6/xfs_sysctl.c
+++ b/fs/xfs/xfs_sysctl.c
diff --git a/fs/xfs/linux-2.6/xfs_sysctl.h b/fs/xfs/xfs_sysctl.h
index b9937d4..b9937d4 100644
--- a/fs/xfs/linux-2.6/xfs_sysctl.h
+++ b/fs/xfs/xfs_sysctl.h
diff --git a/fs/xfs/linux-2.6/xfs_trace.c b/fs/xfs/xfs_trace.c
index 88d25d4..9010ce8 100644
--- a/fs/xfs/linux-2.6/xfs_trace.c
+++ b/fs/xfs/xfs_trace.c
@@ -43,8 +43,8 @@
 #include "xfs_quota.h"
 #include "xfs_iomap.h"
 #include "xfs_aops.h"
-#include "quota/xfs_dquot_item.h"
-#include "quota/xfs_dquot.h"
+#include "xfs_dquot_item.h"
+#include "xfs_dquot.h"
 #include "xfs_log_recover.h"
 #include "xfs_inode_item.h"
 
diff --git a/fs/xfs/linux-2.6/xfs_trace.h b/fs/xfs/xfs_trace.h
index 690fc7a..690fc7a 100644
--- a/fs/xfs/linux-2.6/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index 06a9759..53597f4 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -350,7 +350,7 @@ typedef struct xfs_item_ops {
 	void (*iop_unlock)(xfs_log_item_t *);
 	xfs_lsn_t (*iop_committed)(xfs_log_item_t *, xfs_lsn_t);
 	void (*iop_push)(xfs_log_item_t *);
-	void (*iop_pushbuf)(xfs_log_item_t *);
+	bool (*iop_pushbuf)(xfs_log_item_t *);
 	void (*iop_committing)(xfs_log_item_t *, xfs_lsn_t);
 } xfs_item_ops_t;
 
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index 43233e9..3a1e7ca5 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -28,8 +28,6 @@
 #include "xfs_trans_priv.h"
 #include "xfs_error.h"
 
-struct workqueue_struct	*xfs_ail_wq;	/* AIL workqueue */
-
 #ifdef DEBUG
 /*
  * Check that the list is sorted as it should be.
@@ -299,7 +297,7 @@ xfs_trans_ail_cursor_last(
  * Splice the log item list into the AIL at the given LSN. We splice to the
  * tail of the given LSN to maintain insert order for push traversals. The
  * cursor is optional, allowing repeated updates to the same LSN to avoid
- * repeated traversals.
+ * repeated traversals.  This should not be called with an empty list.
  */
 static void
 xfs_ail_splice(
@@ -308,50 +306,39 @@ xfs_ail_splice(
 	struct list_head	*list,
 	xfs_lsn_t		lsn)
 {
-	struct xfs_log_item	*lip = cur ? cur->item : NULL;
-	struct xfs_log_item	*next_lip;
+	struct xfs_log_item	*lip;
+
+	ASSERT(!list_empty(list));
 
 	/*
-	 * Get a new cursor if we don't have a placeholder or the existing one
-	 * has been invalidated.
+	 * Use the cursor to determine the insertion point if one is
+	 * provided.  If not, or if the one we got is not valid,
+	 * find the place in the AIL where the items belong.
 	 */
-	if (!lip || (__psint_t)lip & 1) {
+	lip = cur ? cur->item : NULL;
+	if (!lip || (__psint_t) lip & 1)
 		lip = __xfs_trans_ail_cursor_last(ailp, lsn);
 
-		if (!lip) {
-			/* The list is empty, so just splice and return.  */
-			if (cur)
-				cur->item = NULL;
-			list_splice(list, &ailp->xa_ail);
-			return;
-		}
-	}
+	/*
+	 * If a cursor is provided, we know we're processing the AIL
+	 * in lsn order, and future items to be spliced in will
+	 * follow the last one being inserted now.  Update the
+	 * cursor to point to that last item, now while we have a
+	 * reliable pointer to it.
+	 */
+	if (cur)
+		cur->item = list_entry(list->prev, struct xfs_log_item, li_ail);
 
 	/*
-	 * Our cursor points to the item we want to insert _after_, so we have
-	 * to update the cursor to point to the end of the list we are splicing
-	 * in so that it points to the correct location for the next splice.
-	 * i.e. before the splice
-	 *
-	 *  lsn -> lsn -> lsn + x -> lsn + x ...
-	 *          ^
-	 *          | cursor points here
-	 *
-	 * After the splice we have:
-	 *
-	 *  lsn -> lsn -> lsn -> lsn -> .... -> lsn -> lsn + x -> lsn + x ...
-	 *          ^                            ^
-	 *          | cursor points here         | needs to move here
-	 *
-	 * So we set the cursor to the last item in the list to be spliced
-	 * before we execute the splice, resulting in the cursor pointing to
-	 * the correct item after the splice occurs.
+	 * Finally perform the splice.  Unless the AIL was empty,
+	 * lip points to the item in the AIL _after_ which the new
+	 * items should go.  If lip is null the AIL was empty, so
+	 * the new items go at the head of the AIL.
 	 */
-	if (cur) {
-		next_lip = list_entry(list->prev, struct xfs_log_item, li_ail);
-		cur->item = next_lip;
-	}
-	list_splice(list, &lip->li_ail);
+	if (lip)
+		list_splice(list, &lip->li_ail);
+	else
+		list_splice(list, &ailp->xa_ail);
 }
 
 /*
@@ -367,16 +354,10 @@ xfs_ail_delete(
 	xfs_trans_ail_cursor_clear(ailp, lip);
 }
 
-/*
- * xfs_ail_worker does the work of pushing on the AIL. It will requeue itself
- * to run at a later time if there is more work to do to complete the push.
- */
-STATIC void
-xfs_ail_worker(
-	struct work_struct	*work)
+static long
+xfsaild_push(
+	struct xfs_ail		*ailp)
 {
-	struct xfs_ail		*ailp = container_of(to_delayed_work(work),
-					struct xfs_ail, xa_work);
 	xfs_mount_t		*mp = ailp->xa_mount;
 	struct xfs_ail_cursor	cur;
 	xfs_log_item_t		*lip;
@@ -438,8 +419,13 @@ xfs_ail_worker(
 
 		case XFS_ITEM_PUSHBUF:
 			XFS_STATS_INC(xs_push_ail_pushbuf);
-			IOP_PUSHBUF(lip);
-			ailp->xa_last_pushed_lsn = lsn;
+
+			if (!IOP_PUSHBUF(lip)) {
+				stuck++;
+				flush_log = 1;
+			} else {
+				ailp->xa_last_pushed_lsn = lsn;
+			}
 			push_xfsbufd = 1;
 			break;
 
@@ -451,7 +437,6 @@ xfs_ail_worker(
 
 		case XFS_ITEM_LOCKED:
 			XFS_STATS_INC(xs_push_ail_locked);
-			ailp->xa_last_pushed_lsn = lsn;
 			stuck++;
 			break;
 
@@ -512,20 +497,6 @@ out_done:
 		/* We're past our target or empty, so idle */
 		ailp->xa_last_pushed_lsn = 0;
 
-		/*
-		 * We clear the XFS_AIL_PUSHING_BIT first before checking
-		 * whether the target has changed. If the target has changed,
-		 * this pushes the requeue race directly onto the result of the
-		 * atomic test/set bit, so we are guaranteed that either the
-		 * the pusher that changed the target or ourselves will requeue
-		 * the work (but not both).
-		 */
-		clear_bit(XFS_AIL_PUSHING_BIT, &ailp->xa_flags);
-		smp_rmb();
-		if (XFS_LSN_CMP(ailp->xa_target, target) == 0 ||
-		    test_and_set_bit(XFS_AIL_PUSHING_BIT, &ailp->xa_flags))
-			return;
-
 		tout = 50;
 	} else if (XFS_LSN_CMP(lsn, target) >= 0) {
 		/*
@@ -548,9 +519,30 @@ out_done:
 		tout = 20;
 	}
 
-	/* There is more to do, requeue us.  */
-	queue_delayed_work(xfs_syncd_wq, &ailp->xa_work,
-					msecs_to_jiffies(tout));
+	return tout;
+}
+
+static int
+xfsaild(
+	void		*data)
+{
+	struct xfs_ail	*ailp = data;
+	long		tout = 0;	/* milliseconds */
+
+	while (!kthread_should_stop()) {
+		if (tout && tout <= 20)
+			__set_current_state(TASK_KILLABLE);
+		else
+			__set_current_state(TASK_INTERRUPTIBLE);
+		schedule_timeout(tout ?
+				 msecs_to_jiffies(tout) : MAX_SCHEDULE_TIMEOUT);
+
+		try_to_freeze();
+
+		tout = xfsaild_push(ailp);
+	}
+
+	return 0;
 }
 
 /*
@@ -585,8 +577,9 @@ xfs_ail_push(
 	 */
 	smp_wmb();
 	xfs_trans_ail_copy_lsn(ailp, &ailp->xa_target, &threshold_lsn);
-	if (!test_and_set_bit(XFS_AIL_PUSHING_BIT, &ailp->xa_flags))
-		queue_delayed_work(xfs_syncd_wq, &ailp->xa_work, 0);
+	smp_wmb();
+
+	wake_up_process(ailp->xa_task);
 }
 
 /*
@@ -682,6 +675,7 @@ xfs_trans_ail_update_bulk(
 	int			i;
 	LIST_HEAD(tmp);
 
+	ASSERT(nr_items > 0);		/* Not required, but true. */
 	mlip = xfs_ail_min(ailp);
 
 	for (i = 0; i < nr_items; i++) {
@@ -701,7 +695,8 @@ xfs_trans_ail_update_bulk(
 		list_add(&lip->li_ail, &tmp);
 	}
 
-	xfs_ail_splice(ailp, cur, &tmp, lsn);
+	if (!list_empty(&tmp))
+		xfs_ail_splice(ailp, cur, &tmp, lsn);
 
 	if (!mlip_changed) {
 		spin_unlock(&ailp->xa_lock);
@@ -822,9 +817,18 @@ xfs_trans_ail_init(
 	INIT_LIST_HEAD(&ailp->xa_ail);
 	INIT_LIST_HEAD(&ailp->xa_cursors);
 	spin_lock_init(&ailp->xa_lock);
-	INIT_DELAYED_WORK(&ailp->xa_work, xfs_ail_worker);
+
+	ailp->xa_task = kthread_run(xfsaild, ailp, "xfsaild/%s",
+			ailp->xa_mount->m_fsname);
+	if (IS_ERR(ailp->xa_task))
+		goto out_free_ailp;
+
 	mp->m_ail = ailp;
 	return 0;
+
+out_free_ailp:
+	kmem_free(ailp);
+	return ENOMEM;
 }
 
 void
@@ -833,6 +837,6 @@ xfs_trans_ail_destroy(
 {
 	struct xfs_ail	*ailp = mp->m_ail;
 
-	cancel_delayed_work_sync(&ailp->xa_work);
+	kthread_stop(ailp->xa_task);
 	kmem_free(ailp);
 }
diff --git a/fs/xfs/xfs_trans_buf.c b/fs/xfs/xfs_trans_buf.c
index 15584fc..137e2b9 100644
--- a/fs/xfs/xfs_trans_buf.c
+++ b/fs/xfs/xfs_trans_buf.c
@@ -54,7 +54,7 @@ xfs_trans_buf_item_match(
 	list_for_each_entry(lidp, &tp->t_items, lid_trans) {
 		blip = (struct xfs_buf_log_item *)lidp->lid_item;
 		if (blip->bli_item.li_type == XFS_LI_BUF &&
-		    XFS_BUF_TARGET(blip->bli_buf) == target &&
+		    blip->bli_buf->b_target == target &&
 		    XFS_BUF_ADDR(blip->bli_buf) == blkno &&
 		    XFS_BUF_COUNT(blip->bli_buf) == len)
 			return blip->bli_buf;
@@ -80,7 +80,6 @@ _xfs_trans_bjoin(
 {
 	struct xfs_buf_log_item	*bip;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == NULL);
 
 	/*
@@ -194,7 +193,7 @@ xfs_trans_get_buf(xfs_trans_t	*tp,
 		return NULL;
 	}
 
-	ASSERT(!XFS_BUF_GETERROR(bp));
+	ASSERT(!bp->b_error);
 
 	_xfs_trans_bjoin(tp, bp, 1);
 	trace_xfs_trans_get_buf(bp->b_fspriv);
@@ -293,10 +292,10 @@ xfs_trans_read_buf(
 			return (flags & XBF_TRYLOCK) ?
 					EAGAIN : XFS_ERROR(ENOMEM);
 
-		if (XFS_BUF_GETERROR(bp) != 0) {
+		if (bp->b_error) {
+			error = bp->b_error;
 			xfs_ioerror_alert("xfs_trans_read_buf", mp,
 					  bp, blkno);
-			error = XFS_BUF_GETERROR(bp);
 			xfs_buf_relse(bp);
 			return error;
 		}
@@ -330,7 +329,7 @@ xfs_trans_read_buf(
 		ASSERT(xfs_buf_islocked(bp));
 		ASSERT(bp->b_transp == tp);
 		ASSERT(bp->b_fspriv != NULL);
-		ASSERT((XFS_BUF_ISERROR(bp)) == 0);
+		ASSERT(!bp->b_error);
 		if (!(XFS_BUF_ISDONE(bp))) {
 			trace_xfs_trans_read_buf_io(bp, _RET_IP_);
 			ASSERT(!XFS_BUF_ISASYNC(bp));
@@ -386,10 +385,9 @@ xfs_trans_read_buf(
 		return (flags & XBF_TRYLOCK) ?
 					0 : XFS_ERROR(ENOMEM);
 	}
-	if (XFS_BUF_GETERROR(bp) != 0) {
-	    XFS_BUF_SUPER_STALE(bp);
-		error = XFS_BUF_GETERROR(bp);
-
+	if (bp->b_error) {
+		error = bp->b_error;
+		XFS_BUF_SUPER_STALE(bp);
 		xfs_ioerror_alert("xfs_trans_read_buf", mp,
 				  bp, blkno);
 		if (tp->t_flags & XFS_TRANS_DIRTY)
@@ -430,7 +428,7 @@ shutdown_abort:
 	if (XFS_BUF_ISSTALE(bp) && XFS_BUF_ISDELAYWRITE(bp))
 		xfs_notice(mp, "about to pop assert, bp == 0x%p", bp);
 #endif
-	ASSERT((XFS_BUF_BFLAGS(bp) & (XBF_STALE|XBF_DELWRI)) !=
+	ASSERT((bp->b_flags & (XBF_STALE|XBF_DELWRI)) !=
 				     (XBF_STALE|XBF_DELWRI));
 
 	trace_xfs_trans_read_buf_shut(bp, _RET_IP_);
@@ -581,7 +579,6 @@ xfs_trans_bhold(xfs_trans_t	*tp,
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
@@ -602,7 +599,6 @@ xfs_trans_bhold_release(xfs_trans_t	*tp,
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
@@ -631,7 +627,6 @@ xfs_trans_log_buf(xfs_trans_t	*tp,
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT((first <= last) && (last < XFS_BUF_COUNT(bp)));
@@ -702,7 +697,6 @@ xfs_trans_binval(
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(atomic_read(&bip->bli_refcount) > 0);
@@ -774,7 +768,6 @@ xfs_trans_inode_buf(
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(atomic_read(&bip->bli_refcount) > 0);
@@ -798,7 +791,6 @@ xfs_trans_stale_inode_buf(
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(atomic_read(&bip->bli_refcount) > 0);
@@ -823,7 +815,6 @@ xfs_trans_inode_alloc_buf(
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(atomic_read(&bip->bli_refcount) > 0);
@@ -851,7 +842,6 @@ xfs_trans_dquot_buf(
 {
 	xfs_buf_log_item_t	*bip = bp->b_fspriv;
 
-	ASSERT(XFS_BUF_ISBUSY(bp));
 	ASSERT(bp->b_transp == tp);
 	ASSERT(bip != NULL);
 	ASSERT(type == XFS_BLF_UDQUOT_BUF ||
diff --git a/fs/xfs/quota/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
index 4d00ee6..4d00ee6 100644
--- a/fs/xfs/quota/xfs_trans_dquot.c
+++ b/fs/xfs/xfs_trans_dquot.c
diff --git a/fs/xfs/xfs_trans_priv.h b/fs/xfs/xfs_trans_priv.h
index 212946b..22750b5 100644
--- a/fs/xfs/xfs_trans_priv.h
+++ b/fs/xfs/xfs_trans_priv.h
@@ -64,23 +64,17 @@ struct xfs_ail_cursor {
  */
 struct xfs_ail {
 	struct xfs_mount	*xa_mount;
+	struct task_struct	*xa_task;
 	struct list_head	xa_ail;
 	xfs_lsn_t		xa_target;
 	struct list_head	xa_cursors;
 	spinlock_t		xa_lock;
-	struct delayed_work	xa_work;
 	xfs_lsn_t		xa_last_pushed_lsn;
-	unsigned long		xa_flags;
 };
 
-#define XFS_AIL_PUSHING_BIT	0
-
 /*
  * From xfs_trans_ail.c
  */
-
-extern struct workqueue_struct	*xfs_ail_wq;	/* AIL workqueue */
-
 void	xfs_trans_ail_update_bulk(struct xfs_ail *ailp,
 				struct xfs_ail_cursor *cur,
 				struct xfs_log_item **log_items, int nr_items,
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/xfs_vnode.h
index 7c220b4..7c220b4 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/xfs_vnode.h
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index 9322e13..51fc429 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -83,7 +83,9 @@ xfs_readlink_bmap(
 
 		bp = xfs_buf_read(mp->m_ddev_targp, d, BTOBB(byte_cnt),
 				  XBF_LOCK | XBF_MAPPED | XBF_DONT_BLOCK);
-		error = XFS_BUF_GETERROR(bp);
+		if (!bp)
+			return XFS_ERROR(ENOMEM);
+		error = bp->b_error;
 		if (error) {
 			xfs_ioerror_alert("xfs_readlink",
 				  ip->i_mount, bp, XFS_BUF_ADDR(bp));
@@ -94,7 +96,7 @@ xfs_readlink_bmap(
 			byte_cnt = pathlen;
 		pathlen -= byte_cnt;
 
-		memcpy(link, XFS_BUF_PTR(bp), byte_cnt);
+		memcpy(link, bp->b_addr, byte_cnt);
 		xfs_buf_relse(bp);
 	}
 
@@ -1648,13 +1650,13 @@ xfs_symlink(
 			byte_cnt = XFS_FSB_TO_B(mp, mval[n].br_blockcount);
 			bp = xfs_trans_get_buf(tp, mp->m_ddev_targp, d,
 					       BTOBB(byte_cnt), 0);
-			ASSERT(bp && !XFS_BUF_GETERROR(bp));
+			ASSERT(!xfs_buf_geterror(bp));
 			if (pathlen < byte_cnt) {
 				byte_cnt = pathlen;
 			}
 			pathlen -= byte_cnt;
 
-			memcpy(XFS_BUF_PTR(bp), cur_chunk, byte_cnt);
+			memcpy(bp->b_addr, cur_chunk, byte_cnt);
 			cur_chunk += byte_cnt;
 
 			xfs_trans_log_buf(tp, bp, 0, byte_cnt - 1);
@@ -1999,7 +2001,7 @@ xfs_zero_remaining_bytes(
 					  mp, bp, XFS_BUF_ADDR(bp));
 			break;
 		}
-		memset(XFS_BUF_PTR(bp) +
+		memset(bp->b_addr +
 			(offset - XFS_FSB_TO_B(mp, imap.br_startoff)),
 		      0, lastoffset - offset + 1);
 		XFS_BUF_UNDONE(bp);
diff --git a/fs/xfs/linux-2.6/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index 87d3e03..87d3e03 100644
--- a/fs/xfs/linux-2.6/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c