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authorChristoph Hellwig <hch@infradead.org>2007-09-19 15:27:49 +1000
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2008-02-07 16:44:04 +1100
commit21a62542b6d7f726d6c1d2cfbfa084f721ba4a26 (patch)
treedb0a080fd3550b12000d96513c5d92836e95ae5b /fs/xfs
parent15947f2d4f747897f31cfaa36e98a93f80ca3d3f (diff)
downloadop-kernel-dev-21a62542b6d7f726d6c1d2cfbfa084f721ba4a26.zip
op-kernel-dev-21a62542b6d7f726d6c1d2cfbfa084f721ba4a26.tar.gz
[XFS] simplify vn_revalidate
No need to allocate a bhv_vattr_t on stack and call xfs_getattr to update a few fields in the Linux inode from the XFS inode, just do it directly. And yes, this function is in dire need of a better name and prototype, I'll do in a separate patch, though. SGI-PV: 970705 SGI-Modid: xfs-linux-melb:xfs-kern:29713a Signed-off-by: Christoph Hellwig <hch@infradead.org> Signed-off-by: Lachlan McIlroy <lachlan@sgi.com> Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs/xfs')
-rw-r--r--fs/xfs/linux-2.6/xfs_ioctl.c4
-rw-r--r--fs/xfs/linux-2.6/xfs_iops.c2
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.c80
-rw-r--r--fs/xfs/linux-2.6/xfs_vnode.h2
4 files changed, 37 insertions, 51 deletions
diff --git a/fs/xfs/linux-2.6/xfs_ioctl.c b/fs/xfs/linux-2.6/xfs_ioctl.c
index 30bb994..90b10d1 100644
--- a/fs/xfs/linux-2.6/xfs_ioctl.c
+++ b/fs/xfs/linux-2.6/xfs_ioctl.c
@@ -1236,7 +1236,7 @@ xfs_ioc_xattr(
error = xfs_setattr(ip, vattr, attr_flags, NULL);
if (likely(!error))
- __vn_revalidate(vp, vattr); /* update flags */
+ vn_revalidate(vp); /* update flags */
error = -error;
break;
}
@@ -1271,7 +1271,7 @@ xfs_ioc_xattr(
error = xfs_setattr(ip, vattr, attr_flags, NULL);
if (likely(!error))
- __vn_revalidate(vp, vattr); /* update flags */
+ vn_revalidate(vp); /* update flags */
error = -error;
break;
}
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index 5e8bb7f..204ad23 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -636,7 +636,7 @@ xfs_vn_setattr(
error = xfs_setattr(XFS_I(inode), &vattr, flags, NULL);
if (likely(!error))
- __vn_revalidate(vn_from_inode(inode), &vattr);
+ vn_revalidate(vn_from_inode(inode));
return -error;
}
diff --git a/fs/xfs/linux-2.6/xfs_vnode.c b/fs/xfs/linux-2.6/xfs_vnode.c
index e16b3e4..d42a33c 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.c
+++ b/fs/xfs/linux-2.6/xfs_vnode.c
@@ -97,69 +97,57 @@ vn_initialize(
}
/*
- * Revalidate the Linux inode from the vattr.
+ * Revalidate the Linux inode from the XFS inode.
* Note: i_size _not_ updated; we must hold the inode
* semaphore when doing that - callers responsibility.
*/
-void
-vn_revalidate_core(
- bhv_vnode_t *vp,
- bhv_vattr_t *vap)
+int
+vn_revalidate(
+ bhv_vnode_t *vp)
{
- struct inode *inode = vn_to_inode(vp);
-
- inode->i_mode = vap->va_mode;
- inode->i_nlink = vap->va_nlink;
- inode->i_uid = vap->va_uid;
- inode->i_gid = vap->va_gid;
- inode->i_blocks = vap->va_nblocks;
- inode->i_mtime = vap->va_mtime;
- inode->i_ctime = vap->va_ctime;
- if (vap->va_xflags & XFS_XFLAG_IMMUTABLE)
+ struct inode *inode = vn_to_inode(vp);
+ struct xfs_inode *ip = XFS_I(inode);
+ struct xfs_mount *mp = ip->i_mount;
+ unsigned long xflags;
+
+ xfs_itrace_entry(ip);
+
+ if (XFS_FORCED_SHUTDOWN(mp))
+ return -EIO;
+
+ xfs_ilock(ip, XFS_ILOCK_SHARED);
+ inode->i_mode = ip->i_d.di_mode;
+ inode->i_nlink = ip->i_d.di_nlink;
+ inode->i_uid = ip->i_d.di_uid;
+ inode->i_gid = ip->i_d.di_gid;
+ inode->i_blocks =
+ XFS_FSB_TO_BB(mp, ip->i_d.di_nblocks + ip->i_delayed_blks);
+ inode->i_mtime.tv_sec = ip->i_d.di_mtime.t_sec;
+ inode->i_mtime.tv_nsec = ip->i_d.di_mtime.t_nsec;
+ inode->i_ctime.tv_sec = ip->i_d.di_ctime.t_sec;
+ inode->i_ctime.tv_nsec = ip->i_d.di_ctime.t_nsec;
+
+ xflags = xfs_ip2xflags(ip);
+ if (xflags & XFS_XFLAG_IMMUTABLE)
inode->i_flags |= S_IMMUTABLE;
else
inode->i_flags &= ~S_IMMUTABLE;
- if (vap->va_xflags & XFS_XFLAG_APPEND)
+ if (xflags & XFS_XFLAG_APPEND)
inode->i_flags |= S_APPEND;
else
inode->i_flags &= ~S_APPEND;
- if (vap->va_xflags & XFS_XFLAG_SYNC)
+ if (xflags & XFS_XFLAG_SYNC)
inode->i_flags |= S_SYNC;
else
inode->i_flags &= ~S_SYNC;
- if (vap->va_xflags & XFS_XFLAG_NOATIME)
+ if (xflags & XFS_XFLAG_NOATIME)
inode->i_flags |= S_NOATIME;
else
inode->i_flags &= ~S_NOATIME;
-}
-
-/*
- * Revalidate the Linux inode from the vnode.
- */
-int
-__vn_revalidate(
- bhv_vnode_t *vp,
- bhv_vattr_t *vattr)
-{
- int error;
-
- xfs_itrace_entry(xfs_vtoi(vp));
- vattr->va_mask = XFS_AT_STAT | XFS_AT_XFLAGS;
- error = xfs_getattr(xfs_vtoi(vp), vattr, 0);
- if (likely(!error)) {
- vn_revalidate_core(vp, vattr);
- xfs_iflags_clear(xfs_vtoi(vp), XFS_IMODIFIED);
- }
- return -error;
-}
-
-int
-vn_revalidate(
- bhv_vnode_t *vp)
-{
- bhv_vattr_t vattr;
+ xfs_iunlock(ip, XFS_ILOCK_SHARED);
- return __vn_revalidate(vp, &vattr);
+ xfs_iflags_clear(ip, XFS_IMODIFIED);
+ return 0;
}
/*
diff --git a/fs/xfs/linux-2.6/xfs_vnode.h b/fs/xfs/linux-2.6/xfs_vnode.h
index bb3983a..59cbe40 100644
--- a/fs/xfs/linux-2.6/xfs_vnode.h
+++ b/fs/xfs/linux-2.6/xfs_vnode.h
@@ -189,8 +189,6 @@ typedef struct bhv_vattr {
extern void vn_init(void);
extern bhv_vnode_t *vn_initialize(struct inode *);
extern int vn_revalidate(bhv_vnode_t *);
-extern int __vn_revalidate(bhv_vnode_t *, bhv_vattr_t *);
-extern void vn_revalidate_core(bhv_vnode_t *, bhv_vattr_t *);
/*
* Yeah, these don't take vnode anymore at all, all this should be
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