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authorTrond Myklebust <trond.myklebust@primarydata.com>2015-03-25 16:40:07 -0400
committerTrond Myklebust <trond.myklebust@primarydata.com>2015-03-27 12:39:39 -0400
commit8c18d76bcba874e872410ca63c7e59b10aafa17d (patch)
tree4c33a178b6661ca365864219c468451ac6199c63 /fs
parent5bb89b4702e22981445ae01af733a57d1cae2018 (diff)
downloadop-kernel-dev-8c18d76bcba874e872410ca63c7e59b10aafa17d.zip
op-kernel-dev-8c18d76bcba874e872410ca63c7e59b10aafa17d.tar.gz
NFS: Block new writes while syncing data in nfs_getattr()
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/nfs/inode.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index f1fc0e4..0c3be26 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -649,7 +649,9 @@ int nfs_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
trace_nfs_getattr_enter(inode);
/* Flush out writes to the server in order to update c/mtime. */
if (S_ISREG(inode->i_mode)) {
+ mutex_lock(&inode->i_mutex);
err = nfs_sync_inode(inode);
+ mutex_unlock(&inode->i_mutex);
if (err)
goto out;
}
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