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ceph: allocate non-zero page to fscache in readpage()
author
Li Wang
<liwang@ubuntukylin.com>
Sat, 9 Nov 2013 02:26:06 +0000
(10:26 +0800)
committer
Sage Weil
<sage@inktank.com>
Sat, 23 Nov 2013 19:01:07 +0000
(11:01 -0800)
ceph_osdc_readpages() returns number of bytes read, currently,
the code only allocate full-zero page into fscache, this patch
fixes this.
Signed-off-by: Li Wang <liwang@ubuntukylin.com>
Reviewed-by: Milosz Tanski <milosz@adfin.com>
Reviewed-by: Sage Weil <sage@inktank.com>
fs/ceph/addr.c
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diff --git
a/fs/ceph/addr.c
b/fs/ceph/addr.c
index 6df8bd481425379006912990ee6f9461eaf3cf1b..1e561c059539542e83a118edb003ffabca08506b 100644
(file)
--- a/
fs/ceph/addr.c
+++ b/
fs/ceph/addr.c
@@
-216,7
+216,7
@@
static int readpage_nounlock(struct file *filp, struct page *page)
}
SetPageUptodate(page);
- if (err
=
= 0)
+ if (err
>
= 0)
ceph_readpage_to_fscache(inode, page);
out: