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Message-Id: <1afb1bcbd45d85540659b9644527fa3dbf2bfe36.1440407339.git.jslaby@suse.cz> Date: Mon, 24 Aug 2015 11:09:38 +0200 From: Jiri Slaby <jslaby@...e.cz> To: stable@...r.kernel.org Cc: linux-kernel@...r.kernel.org, Joe Thornber <ejt@...hat.com>, Mike Snitzer <snitzer@...hat.com>, Jiri Slaby <jslaby@...e.cz> Subject: [PATCH 3.12 78/82] dm thin metadata: delete btrees when releasing metadata snapshot From: Joe Thornber <ejt@...hat.com> 3.12-stable review patch. If anyone has any objections, please let me know. =============== commit 7f518ad0a212e2a6fd68630e176af1de395070a7 upstream. The device details and mapping trees were just being decremented before. Now btree_del() is called to do a deep delete. Signed-off-by: Joe Thornber <ejt@...hat.com> Signed-off-by: Mike Snitzer <snitzer@...hat.com> Signed-off-by: Jiri Slaby <jslaby@...e.cz> --- drivers/md/dm-thin-metadata.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/md/dm-thin-metadata.c b/drivers/md/dm-thin-metadata.c index b63095c73b5f..7e3da70ed646 100644 --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1295,8 +1295,8 @@ static int __release_metadata_snap(struct dm_pool_metadata *pmd) return r; disk_super = dm_block_data(copy); - dm_sm_dec_block(pmd->metadata_sm, le64_to_cpu(disk_super->data_mapping_root)); - dm_sm_dec_block(pmd->metadata_sm, le64_to_cpu(disk_super->device_details_root)); + dm_btree_del(&pmd->info, le64_to_cpu(disk_super->data_mapping_root)); + dm_btree_del(&pmd->details_info, le64_to_cpu(disk_super->device_details_root)); dm_sm_dec_block(pmd->metadata_sm, held_root); return dm_tm_unlock(pmd->tm, copy); -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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