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authorMilosz Tanski <milosz@adfin.com>2013-09-04 03:11:17 +0400
committerMilosz Tanski <milosz@adfin.com>2013-09-06 20:50:12 +0400
commitd4d3aa38d66d0313401534bff2e4647df0a6d538 (patch)
treef2077eb3cf6549acb24eefd0ca4faabf475ffde6 /fs/ceph/addr.c
parent9b8dd1e8a55a12b67240b6b28160ac8c1dec0172 (diff)
downloadlinux-d4d3aa38d66d0313401534bff2e4647df0a6d538.tar.xz
ceph: page still marked private_2
Previous patch that allowed us to cleanup most of the issues with pages marked as private_2 when calling ceph_readpages. However, there seams to be a case in the error case clean up in start read that still trigers this from time to time. I've only seen this one a couple times. BUG: Bad page state in process petabucket pfn:335b82 page:ffffea000cd6e080 count:0 mapcount:0 mapping: (null) index:0x0 page flags: 0x200000000001000(private_2) Call Trace: [<ffffffff81563442>] dump_stack+0x46/0x58 [<ffffffff8112c7f7>] bad_page+0xc7/0x120 [<ffffffff8112cd9e>] free_pages_prepare+0x10e/0x120 [<ffffffff8112e580>] free_hot_cold_page+0x40/0x160 [<ffffffff81132427>] __put_single_page+0x27/0x30 [<ffffffff81132d95>] put_page+0x25/0x40 [<ffffffffa02cb409>] ceph_readpages+0x2e9/0x6f0 [ceph] [<ffffffff811313cf>] __do_page_cache_readahead+0x1af/0x260 Signed-off-by: Milosz Tanski <milosz@adfin.com> Signed-off-by: Sage Weil <sage@inktank.com>
Diffstat (limited to 'fs/ceph/addr.c')
-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 1fda9cf04a81..6df8bd481425 100644
--- a/fs/ceph/addr.c
+++ b/fs/ceph/addr.c
@@ -336,6 +336,7 @@ static int start_read(struct inode *inode, struct list_head *page_list, int max)
page->index);
if (add_to_page_cache_lru(page, &inode->i_data, page->index,
GFP_NOFS)) {
+ ceph_fscache_uncache_page(inode, page);
page_cache_release(page);
dout("start_read %p add_to_page_cache failed %p\n",
inode, page);