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authorYan, Zheng <zyan@redhat.com>2017-01-19 11:21:29 +0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2017-03-12 06:41:53 +0100
commitdc8470f3c831c93ffcda17612e8e58a73210b88b (patch)
tree29dab873b757d8f184b57fc4798010eb389cf457 /fs/ceph
parent27ab5414b980b19ba127cb518546d628f40bd3dc (diff)
ceph: update readpages osd request according to size of pages
commit d641df819db8b80198fd85d9de91137e8a823b07 upstream. 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> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 ef3ebd780aff..1e643c718917 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -363,6 +363,7 @@ 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;