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| Path | csiph.com!eternal-september.org!feeder.eternal-september.org!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
| Newsgroups | linux.kernel |
| Subject | [PATCH 4.1 18/78] dm thin metadata: delete btrees when releasing metadata snapshot |
| Date | Sat, 12 Sep 2015 01:10:01 +0200 |
| Message-ID | <q7FC9-7II-13@gated-at.bofh.it> (permalink) |
| References | <q7Fsu-7hE-3@gated-at.bofh.it> |
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| Sender | robomod@news.nic.it |
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| Approved | robomod@news.nic.it |
| Lines | 39 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | Greg Kroah-Hartman <gregkh@linuxfoundation.org>, stable@vger.kernel.org, Joe Thornber <ejt@redhat.com>, Mike Snitzer <snitzer@redhat.com> |
| X-Original-Date | Fri, 11 Sep 2015 15:49:19 -0700 |
| X-Original-Message-ID | <20150911224609.201246081@linuxfoundation.org> |
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| Xref | csiph.com linux.kernel:1223192 |
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4.1-stable review patch. If anyone has any objections, please let me know. ------------------ From: Joe Thornber <ejt@redhat.com> 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@redhat.com> Signed-off-by: Mike Snitzer <snitzer@redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/md/dm-thin-metadata.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) --- a/drivers/md/dm-thin-metadata.c +++ b/drivers/md/dm-thin-metadata.c @@ -1295,8 +1295,8 @@ static int __release_metadata_snap(struc 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); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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[PATCH 4.1 18/78] dm thin metadata: delete btrees when releasing metadata snapshot Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2015-09-12 01:10 +0200
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