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authorTrond Myklebust <trond.myklebust@fys.uio.no>2007-03-16 13:38:28 -0800
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-03-16 19:25:06 -0700
commit634707388baa440d9c9d082cfc4c950500c8952b (patch)
tree0d3075c34a69a2d4c5c3d5682fd6a0d26bff28e9
parent89a09141df6ac1c3821fbe44ca8384eb37692965 (diff)
[PATCH] nfs: nfs_getattr() can't call nfs_sync_mapping_range() for non-regular files
Looks like we need a check in nfs_getattr() for a regular file. It makes no sense to call nfs_sync_mapping_range() on anything else. I think that should fix your problem: it will stop the NFS client from interfering with dirty pages on that inode's mapping. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Acked-by: Olof Johansson <olof@lixom.net> Cc: <stable@kernel.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/nfs/inode.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index af53c02f473..93d046c85f5 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -429,7 +429,8 @@ int nfs_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
int err;
/* Flush out writes to the server in order to update c/mtime */
- nfs_sync_mapping_range(inode->i_mapping, 0, 0, FLUSH_NOCOMMIT);
+ if (S_ISREG(inode->i_mode))
+ nfs_sync_mapping_range(inode->i_mapping, 0, 0, FLUSH_NOCOMMIT);
/*
* We may force a getattr if the user cares about atime.