From: Scott Mayhew <smayhew@redhat.com>
To: trond.myklebust@primarydata.com
Cc: linux-nfs@vger.kernel.org
Subject: [PATCH] nfs: Fix cache_validity check in nfs_write_pageuptodate()
Date: Fri, 20 Jun 2014 08:44:42 -0400 [thread overview]
Message-ID: <1403268282-29610-1-git-send-email-smayhew@redhat.com> (raw)
NFS_INO_INVALID_DATA cannot be ignored, even if we have a delegation.
Signed-off-by: Scott Mayhew <smayhew@redhat.com>
---
fs/nfs/write.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 3ee5af4..98ff061 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -934,12 +934,14 @@ static bool nfs_write_pageuptodate(struct page *page, struct inode *inode)
if (nfs_have_delegated_attributes(inode))
goto out;
- if (nfsi->cache_validity & (NFS_INO_INVALID_DATA|NFS_INO_REVAL_PAGECACHE))
+ if (nfsi->cache_validity & NFS_INO_REVAL_PAGECACHE)
return false;
smp_rmb();
if (test_bit(NFS_INO_INVALIDATING, &nfsi->flags))
return false;
out:
+ if (nfsi->cache_validity & NFS_INO_INVALID_DATA)
+ return false;
return PageUptodate(page) != 0;
}
--
1.9.3
reply other threads:[~2014-06-20 12:44 UTC|newest]
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