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Subject[PATCH 4/7] Ceph: Uncaching no-data page in readpage()
Date
Currently, if one page allocated into fscache in readpage(), however, with
no-data read, it is not uncached. This patch fixes this.

Signed-off-by: Li Wang <liwang@ubuntukylin.com>
---
fs/ceph/addr.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 6df8bd4..be5f4b6 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -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) {
/* zero fill remainder of page */
--
1.7.9.5


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