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authorYan, Zheng <zyan@redhat.com>2017-01-19 04:21:29 +0100
committerIlya Dryomov <idryomov@gmail.com>2017-02-20 12:16:07 +0100
commitd641df819db8b80198fd85d9de91137e8a823b07 (patch)
tree9d8a8aad955db26b3f160b1d3b2a9a79afdddc14 /fs/ceph
parentceph: fix bogus endianness change in ceph_ioctl_set_layout (diff)
downloadlinux-d641df819db8b80198fd85d9de91137e8a823b07.tar.xz
linux-d641df819db8b80198fd85d9de91137e8a823b07.zip
ceph: update readpages osd request according to size of pages
add_to_page_cache_lru() can fails, so the actual pages to read can be smaller than the initial size of osd request. We need to update osd request size in that case. Signed-off-by: Yan, Zheng <zyan@redhat.com> Reviewed-by: Jeff Layton <jlayton@redhat.com>
Diffstat (limited to 'fs/ceph')
-rw-r--r--fs/ceph/addr.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c
index 39852567d66e..4547bbf80e4f 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -391,6 +391,7 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max)
nr_pages = i;
if (nr_pages > 0) {
len = nr_pages << PAGE_SHIFT;
+ osd_req_op_extent_update(req, 0, len);
break;
}
goto out_pages;