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NFS: Try to commit unstable writes in nfs_release_page()

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If someone calls nfs_release_page(), we presumably already know that the
page is clean, however it may be holding an unstable write.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@kernel.org
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
This commit is contained in:
Trond Myklebust 2010-01-26 15:41:53 -05:00
parent c9edda7140
commit 82be934a59
1 changed files with 2 additions and 0 deletions
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fs/nfs/file.c
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@ -486,6 +486,8 @@ static int nfs_release_page(struct page *page, gfp_t gfp)
{
dfprintk(PAGECACHE, "NFS: release_page(%p)\n", page);
if (gfp & __GFP_WAIT)
nfs_wb_page(page->mapping->host, page);
/* If PagePrivate() is set, then the page is not freeable */
if (PagePrivate(page))
return 0;