Commit 458c4703 authored Dec 19, 2015 by Minfei Huang Committed by Ilya Dryomov Jan 21, 2016

ceph: Avoid to propagate the invalid page point



The variant pagep will still get the invalid page point, although ceph
fails in function ceph_update_writeable_page.

To fix this issue, Assigne the page to pagep until there is no failure
in function ceph_update_writeable_page.

Signed-off-by: Minfei Huang <mnfhuang@gmail.com>
Signed-off-by: Yan, Zheng <zyan@redhat.com>

parent f9cac5ac

fs/ceph/addr.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -1149,7 +1149,6 @@ static int ceph_write_begin(struct file file, struct address_space mapping,
		page = grab_cache_page_write_begin(mapping, index, 0);
		if (!page)
		return -ENOMEM;
		*pagep = page;

		dout("write_begin file %p inode %p page %p %d~%d\n", file,
		inode, page, (int)pos, (int)len);