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ceph fscache: Uncaching no data page from fscache in readpage() 

Currently, if one new page allocated into fscache in readpage(), however,
with no data read into due to error encountered during reading from OSDs,
the slot in fscache is not uncached. This patch fixes this.

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
Reviewed-by: Milosz Tanski <milosz@adfin.com>
This commit is contained in:
Li Wang 2013-12-19 06:03:49 -08:00 committed by Ilya Dryomov
parent 3f42bc4bea
commit 183028052b
1 changed files with 1 additions and 0 deletions
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fs/ceph/addr.c
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@ -209,6 +209,7 @@ static int readpage_nounlock(struct file *filp, struct page *page)
err = 0;
if (err < 0) {
SetPageError(page);
ceph_fscache_readpage_cancel(inode, page);
goto out;
} else {
if (err < PAGE_CACHE_SIZE) {