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[68.160.176.52]) by smtp.gmail.com with ESMTPSA id b17sm105160ilo.86.2020.10.13.08.40.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 13 Oct 2020 08:40:01 -0700 (PDT) Sender: Mike Snitzer Date: Tue, 13 Oct 2020 11:40:00 -0400 From: Mike Snitzer To: Linus Torvalds Cc: dm-devel@redhat.com, linux-block@vger.kernel.org, Alasdair G Kergon , Huaisheng Ye , Mike Snitzer , Mikulas Patocka , Qinglang Miao Subject: [git pull] device mapper changes for 5.10 Message-ID: <20201013154000.GA53766@lobo> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org Hi Linus, This pull's changes depend on various linux-block changes (as noted in the refernced merge commit's header). The following changes since commit 1471308fb5ec4335f9ae9fc65f65048dbe7c336e: Merge remote-tracking branch 'jens/for-5.10/block' into dm-5.10 (2020-09-29 16:31:35 -0400) are available in the Git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm.git tags/for-5.10/dm-changes for you to fetch changes up to 681cc5e8667e8579a2da8fa4090c48a2d73fc3bb: dm: fix request-based DM to not bounce through indirect dm_submit_bio (2020-10-07 18:08:51 -0400) Please pull, thanks. Mike ---------------------------------------------------------------- - Improve DM core's bio splitting to use blk_max_size_offset(). Also fix bio splitting for bios that were deferred to the worker thread due to a DM device being suspended. - Remove DM core's special handling of NVMe devices now that block core has internalized efficiencies drivers previously needed to be concerned about (via now removed direct_make_request). - Fix request-based DM to not bounce through indirect dm_submit_bio; instead have block core make direct call to blk_mq_submit_bio(). - Various DM core cleanups to simplify and improve code. - Update DM cryot to not use drivers that set CRYPTO_ALG_ALLOCATES_MEMORY. - Fix DM raid's raid1 and raid10 discard limits for the purposes of linux-stable. But then remove DM raid's discard limits settings now that MD raid can efficiently handle large discards. - A couple small cleanups across various targets. ---------------------------------------------------------------- Huaisheng Ye (1): dm thin metadata: Remove unused local variable when create thin and snap Mike Snitzer (17): dm table: stack 'chunk_sectors' limit to account for target-specific splitting dm: change max_io_len() to use blk_max_size_offset() dm: push md->immutable_target optimization down to __process_bio() dm: optimize max_io_len() by inlining max_io_len_target_boundary() dm: push use of on-stack flush_bio down to __send_empty_flush() dm: simplify __process_abnormal_io() dm: eliminate need for start_io_acct() forward declaration dm table: make 'struct dm_table' definition accessible to all of DM core dm: use dm_table_get_device_name() where appropriate in targets dm raid: fix discard limits for raid1 and raid10 dm raid: remove unnecessary discard limits for raid10 dm: fix missing imposition of queue_limits from dm_wq_work() thread dm: fold dm_process_bio() into dm_submit_bio() dm: fix comment in __dm_suspend() dm: export dm_copy_name_and_uuid dm: remove special-casing of bio-based immutable singleton target on NVMe dm: fix request-based DM to not bounce through indirect dm_submit_bio Mikulas Patocka (1): dm crypt: don't use drivers that have CRYPTO_ALG_ALLOCATES_MEMORY Qinglang Miao (1): dm snap persistent: simplify area_io() block/blk-mq.c | 1 - drivers/md/dm-cache-target.c | 2 +- drivers/md/dm-core.h | 56 ++++- drivers/md/dm-crypt.c | 17 +- drivers/md/dm-ioctl.c | 2 +- drivers/md/dm-mpath.c | 16 +- drivers/md/dm-raid.c | 9 - drivers/md/dm-rq.c | 2 +- drivers/md/dm-snap-persistent.c | 11 +- drivers/md/dm-table.c | 84 +------ drivers/md/dm-thin-metadata.c | 6 +- drivers/md/dm.c | 404 +++++++++++----------------------- drivers/md/dm.h | 3 - drivers/md/persistent-data/dm-btree.c | 3 +- include/linux/device-mapper.h | 1 - include/uapi/linux/dm-ioctl.h | 4 +- 16 files changed, 224 insertions(+), 397 deletions(-)