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authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-12-12 15:28:02 +1100
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-12-12 15:28:02 +1100
commit4d9d4ebf5de848e3450e23e4db9ac74e23e5daa6 (patch)
tree2c6d2766054a925a42c1863e91fb5b8c6d0eb5cb /fs/xfs/linux-2.6
parentcfbe52672fbc6f333892e8dde82c35e0a76aa5f5 (diff)
parentc4cd747ee6c3ba1e7727878e3fce482d0d8c0136 (diff)
downloadop-kernel-dev-4d9d4ebf5de848e3450e23e4db9ac74e23e5daa6.zip
op-kernel-dev-4d9d4ebf5de848e3450e23e4db9ac74e23e5daa6.tar.gz
Merge branch 'master' of git+ssh://git.melbourne.sgi.com/git/xfs
Diffstat (limited to 'fs/xfs/linux-2.6')
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.c4
-rw-r--r--fs/xfs/linux-2.6/xfs_buf.h4
-rw-r--r--fs/xfs/linux-2.6/xfs_file.c145
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c29
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.h8
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl32.c56
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.h1
-rw-r--r--fs/xfs/linux-2.6/xfs_lrw.c11
8 files changed, 70 insertions, 188 deletions
diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index aae8d07..cb329ed 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1085,7 +1085,7 @@ xfs_bawrite(
bp->b_flags &= ~(XBF_READ | XBF_DELWRI | XBF_READ_AHEAD);
bp->b_flags |= (XBF_WRITE | XBF_ASYNC | _XBF_RUN_QUEUES);
- bp->b_fspriv3 = mp;
+ bp->b_mount = mp;
bp->b_strat = xfs_bdstrat_cb;
return xfs_bdstrat_cb(bp);
}
@@ -1098,7 +1098,7 @@ xfs_bdwrite(
XB_TRACE(bp, "bdwrite", 0);
bp->b_strat = xfs_bdstrat_cb;
- bp->b_fspriv3 = mp;
+ bp->b_mount = mp;
bp->b_flags &= ~XBF_READ;
bp->b_flags |= (XBF_DELWRI | XBF_ASYNC);
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index 0e2aa16..af8764e 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -168,7 +168,7 @@ typedef struct xfs_buf {
struct completion b_iowait; /* queue for I/O waiters */
void *b_fspriv;
void *b_fspriv2;
- void *b_fspriv3;
+ struct xfs_mount *b_mount;
unsigned short b_error; /* error code on I/O */
unsigned int b_page_count; /* size of page array */
unsigned int b_offset; /* page offset in first page */
@@ -335,8 +335,6 @@ extern void xfs_buf_trace(xfs_buf_t *, char *, void *, void *);
#define XFS_BUF_SET_FSPRIVATE(bp, val) ((bp)->b_fspriv = (void*)(val))
#define XFS_BUF_FSPRIVATE2(bp, type) ((type)(bp)->b_fspriv2)
#define XFS_BUF_SET_FSPRIVATE2(bp, val) ((bp)->b_fspriv2 = (void*)(val))
-#define XFS_BUF_FSPRIVATE3(bp, type) ((type)(bp)->b_fspriv3)
-#define XFS_BUF_SET_FSPRIVATE3(bp, val) ((bp)->b_fspriv3 = (void*)(val))
#define XFS_BUF_SET_START(bp) do { } while (0)
#define XFS_BUF_SET_BRELSE_FUNC(bp, func) ((bp)->b_relse = (func))
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index f999d20..a0c45cc 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -45,81 +45,45 @@
static struct vm_operations_struct xfs_file_vm_ops;
-STATIC_INLINE ssize_t
-__xfs_file_read(
+STATIC ssize_t
+xfs_file_aio_read(
struct kiocb *iocb,
const struct iovec *iov,
unsigned long nr_segs,
- int ioflags,
loff_t pos)
{
struct file *file = iocb->ki_filp;
+ int ioflags = IO_ISAIO;
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
+ if (file->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
return xfs_read(XFS_I(file->f_path.dentry->d_inode), iocb, iov,
nr_segs, &iocb->ki_pos, ioflags);
}
STATIC ssize_t
-xfs_file_aio_read(
- struct kiocb *iocb,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t pos)
-{
- return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO, pos);
-}
-
-STATIC ssize_t
-xfs_file_aio_read_invis(
- struct kiocb *iocb,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t pos)
-{
- return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
-}
-
-STATIC_INLINE ssize_t
-__xfs_file_write(
+xfs_file_aio_write(
struct kiocb *iocb,
const struct iovec *iov,
unsigned long nr_segs,
- int ioflags,
loff_t pos)
{
- struct file *file = iocb->ki_filp;
+ struct file *file = iocb->ki_filp;
+ int ioflags = IO_ISAIO;
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
+ if (file->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
return xfs_write(XFS_I(file->f_mapping->host), iocb, iov, nr_segs,
&iocb->ki_pos, ioflags);
}
STATIC ssize_t
-xfs_file_aio_write(
- struct kiocb *iocb,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t pos)
-{
- return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO, pos);
-}
-
-STATIC ssize_t
-xfs_file_aio_write_invis(
- struct kiocb *iocb,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t pos)
-{
- return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
-}
-
-STATIC ssize_t
xfs_file_splice_read(
struct file *infilp,
loff_t *ppos,
@@ -127,20 +91,13 @@ xfs_file_splice_read(
size_t len,
unsigned int flags)
{
- return xfs_splice_read(XFS_I(infilp->f_path.dentry->d_inode),
- infilp, ppos, pipe, len, flags, 0);
-}
+ int ioflags = 0;
+
+ if (infilp->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
-STATIC ssize_t
-xfs_file_splice_read_invis(
- struct file *infilp,
- loff_t *ppos,
- struct pipe_inode_info *pipe,
- size_t len,
- unsigned int flags)
-{
return xfs_splice_read(XFS_I(infilp->f_path.dentry->d_inode),
- infilp, ppos, pipe, len, flags, IO_INVIS);
+ infilp, ppos, pipe, len, flags, ioflags);
}
STATIC ssize_t
@@ -151,20 +108,13 @@ xfs_file_splice_write(
size_t len,
unsigned int flags)
{
- return xfs_splice_write(XFS_I(outfilp->f_path.dentry->d_inode),
- pipe, outfilp, ppos, len, flags, 0);
-}
+ int ioflags = 0;
+
+ if (outfilp->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
-STATIC ssize_t
-xfs_file_splice_write_invis(
- struct pipe_inode_info *pipe,
- struct file *outfilp,
- loff_t *ppos,
- size_t len,
- unsigned int flags)
-{
return xfs_splice_write(XFS_I(outfilp->f_path.dentry->d_inode),
- pipe, outfilp, ppos, len, flags, IO_INVIS);
+ pipe, outfilp, ppos, len, flags, ioflags);
}
STATIC int
@@ -275,42 +225,6 @@ xfs_file_mmap(
return 0;
}
-STATIC long
-xfs_file_ioctl(
- struct file *filp,
- unsigned int cmd,
- unsigned long p)
-{
- struct inode *inode = filp->f_path.dentry->d_inode;
-
-
- /* NOTE: some of the ioctl's return positive #'s as a
- * byte count indicating success, such as
- * readlink_by_handle. So we don't "sign flip"
- * like most other routines. This means true
- * errors need to be returned as a negative value.
- */
- return xfs_ioctl(XFS_I(inode), filp, 0, cmd, (void __user *)p);
-}
-
-STATIC long
-xfs_file_ioctl_invis(
- struct file *filp,
- unsigned int cmd,
- unsigned long p)
-{
- struct inode *inode = filp->f_path.dentry->d_inode;
-
-
- /* NOTE: some of the ioctl's return positive #'s as a
- * byte count indicating success, such as
- * readlink_by_handle. So we don't "sign flip"
- * like most other routines. This means true
- * errors need to be returned as a negative value.
- */
- return xfs_ioctl(XFS_I(inode), filp, IO_INVIS, cmd, (void __user *)p);
-}
-
/*
* mmap()d file has taken write protection fault and is being made
* writable. We can set the page state up correctly for a writable
@@ -346,25 +260,6 @@ const struct file_operations xfs_file_operations = {
#endif
};
-const struct file_operations xfs_invis_file_operations = {
- .llseek = generic_file_llseek,
- .read = do_sync_read,
- .write = do_sync_write,
- .aio_read = xfs_file_aio_read_invis,
- .aio_write = xfs_file_aio_write_invis,
- .splice_read = xfs_file_splice_read_invis,
- .splice_write = xfs_file_splice_write_invis,
- .unlocked_ioctl = xfs_file_ioctl_invis,
-#ifdef CONFIG_COMPAT
- .compat_ioctl = xfs_file_compat_invis_ioctl,
-#endif
- .mmap = xfs_file_mmap,
- .open = xfs_file_open,
- .release = xfs_file_release,
- .fsync = xfs_file_fsync,
-};
-
-
const struct file_operations xfs_dir_file_operations = {
.open = xfs_dir_open,
.read = generic_read_dir,
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index c8f1e63..0264c87 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -319,10 +319,11 @@ xfs_open_by_handle(
put_unused_fd(new_fd);
return -XFS_ERROR(-PTR_ERR(filp));
}
+
if (inode->i_mode & S_IFREG) {
/* invisible operation should not change atime */
filp->f_flags |= O_NOATIME;
- filp->f_op = &xfs_invis_file_operations;
+ filp->f_mode |= FMODE_NOCMTIME;
}
fd_install(new_fd, filp);
@@ -1328,21 +1329,31 @@ xfs_ioc_getbmapx(
return 0;
}
-int
-xfs_ioctl(
- xfs_inode_t *ip,
+/*
+ * Note: some of the ioctl's return positive numbers as a
+ * byte count indicating success, such as readlink_by_handle.
+ * So we don't "sign flip" like most other routines. This means
+ * true errors need to be returned as a negative value.
+ */
+long
+xfs_file_ioctl(
struct file *filp,
- int ioflags,
unsigned int cmd,
- void __user *arg)
+ unsigned long p)
{
struct inode *inode = filp->f_path.dentry->d_inode;
- xfs_mount_t *mp = ip->i_mount;
+ struct xfs_inode *ip = XFS_I(inode);
+ struct xfs_mount *mp = ip->i_mount;
+ void __user *arg = (void __user *)p;
+ int ioflags = 0;
int error;
- xfs_itrace_entry(XFS_I(inode));
- switch (cmd) {
+ if (filp->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
+ xfs_itrace_entry(ip);
+
+ switch (cmd) {
case XFS_IOC_ALLOCSP:
case XFS_IOC_FREESP:
case XFS_IOC_RESVSP:
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.h b/fs/xfs/linux-2.6/xfs_ioctl.h
index d92131c..8c16bf2 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.h
+++ b/fs/xfs/linux-2.6/xfs_ioctl.h
@@ -68,13 +68,13 @@ xfs_attrmulti_attr_remove(
__uint32_t flags);
extern long
-xfs_file_compat_ioctl(
- struct file *file,
+xfs_file_ioctl(
+ struct file *filp,
unsigned int cmd,
- unsigned long arg);
+ unsigned long p);
extern long
-xfs_file_compat_invis_ioctl(
+xfs_file_compat_ioctl(
struct file *file,
unsigned int cmd,
unsigned long arg);
diff --git a/fs/xfs/linux-2.6/xfs_ioctl32.c b/fs/xfs/linux-2.6/xfs_ioctl32.c
index b34b3d8..0504cec 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl32.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl32.c
@@ -599,19 +599,24 @@ out:
return error;
}
-STATIC long
-xfs_compat_ioctl(
- xfs_inode_t *ip,
- struct file *filp,
- int ioflags,
- unsigned cmd,
- void __user *arg)
+long
+xfs_file_compat_ioctl(
+ struct file *filp,
+ unsigned cmd,
+ unsigned long p)
{
- struct inode *inode = filp->f_path.dentry->d_inode;
- xfs_mount_t *mp = ip->i_mount;
- int error;
+ struct inode *inode = filp->f_path.dentry->d_inode;
+ struct xfs_inode *ip = XFS_I(inode);
+ struct xfs_mount *mp = ip->i_mount;
+ void __user *arg = (void __user *)p;
+ int ioflags = 0;
+ int error;
+
+ if (filp->f_mode & FMODE_NOCMTIME)
+ ioflags |= IO_INVIS;
+
+ xfs_itrace_entry(ip);
- xfs_itrace_entry(XFS_I(inode));
switch (cmd) {
/* No size or alignment issues on any arch */
case XFS_IOC_DIOINFO:
@@ -632,7 +637,7 @@ xfs_compat_ioctl(
case XFS_IOC_GOINGDOWN:
case XFS_IOC_ERROR_INJECTION:
case XFS_IOC_ERROR_CLEARALL:
- return xfs_ioctl(ip, filp, ioflags, cmd, arg);
+ return xfs_file_ioctl(filp, cmd, p);
#ifndef BROKEN_X86_ALIGNMENT
/* These are handled fine if no alignment issues */
case XFS_IOC_ALLOCSP:
@@ -646,7 +651,7 @@ xfs_compat_ioctl(
case XFS_IOC_FSGEOMETRY_V1:
case XFS_IOC_FSGROWFSDATA:
case XFS_IOC_FSGROWFSRT:
- return xfs_ioctl(ip, filp, ioflags, cmd, arg);
+ return xfs_file_ioctl(filp, cmd, p);
#else
case XFS_IOC_ALLOCSP_32:
case XFS_IOC_FREESP_32:
@@ -687,7 +692,7 @@ xfs_compat_ioctl(
case XFS_IOC_SETXFLAGS_32:
case XFS_IOC_GETVERSION_32:
cmd = _NATIVE_IOC(cmd, long);
- return xfs_ioctl(ip, filp, ioflags, cmd, arg);
+ return xfs_file_ioctl(filp, cmd, p);
case XFS_IOC_SWAPEXT: {
struct xfs_swapext sxp;
struct compat_xfs_swapext __user *sxu = arg;
@@ -738,26 +743,3 @@ xfs_compat_ioctl(
return -XFS_ERROR(ENOIOCTLCMD);
}
}
-
-long
-xfs_file_compat_ioctl(
- struct file *filp,
- unsigned int cmd,
- unsigned long p)
-{
- struct inode *inode = filp->f_path.dentry->d_inode;
-
- return xfs_compat_ioctl(XFS_I(inode), filp, 0, cmd, (void __user *)p);
-}
-
-long
-xfs_file_compat_invis_ioctl(
- struct file *filp,
- unsigned int cmd,
- unsigned long p)
-{
- struct inode *inode = filp->f_path.dentry->d_inode;
-
- return xfs_compat_ioctl(XFS_I(inode), filp, IO_INVIS, cmd,
- (void __user *)p);
-}
diff --git a/fs/xfs/linux-2.6/xfs_iops.h b/fs/xfs/linux-2.6/xfs_iops.h
index 8b1a1e3..ef41c92 100644
--- a/fs/xfs/linux-2.6/xfs_iops.h
+++ b/fs/xfs/linux-2.6/xfs_iops.h
@@ -22,7 +22,6 @@ struct xfs_inode;
extern const struct file_operations xfs_file_operations;
extern const struct file_operations xfs_dir_file_operations;
-extern const struct file_operations xfs_invis_file_operations;
extern ssize_t xfs_vn_listxattr(struct dentry *, char *data, size_t size);
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index 59b7d5f9..92ce34b 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -847,13 +847,7 @@ retry:
int
xfs_bdstrat_cb(struct xfs_buf *bp)
{
- xfs_mount_t *mp;
-
- mp = XFS_BUF_FSPRIVATE3(bp, xfs_mount_t *);
- if (!XFS_FORCED_SHUTDOWN(mp)) {
- xfs_buf_iorequest(bp);
- return 0;
- } else {
+ if (XFS_FORCED_SHUTDOWN(bp->b_mount)) {
xfs_buftrace("XFS__BDSTRAT IOERROR", bp);
/*
* Metadata write that didn't get logged but
@@ -866,6 +860,9 @@ xfs_bdstrat_cb(struct xfs_buf *bp)
else
return (xfs_bioerror(bp));
}
+
+ xfs_buf_iorequest(bp);
+ return 0;
}
/*
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