Re: [PATCH 24/41] dm: implement REQ_FLUSH/FUA support for request-based dm

[PATCHSET #upstream] block, fs: replace HARDBARRIER with FLUSH/FUA, take#2 · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 01/41] ide: remove unnecessary blk_queue_flushing() test in do_ide_request() · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 02/41] block/loop: queue ordered mode should be DRAIN_FLUSH · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 03/41] block: kill QUEUE_ORDERED_BY_TAG · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 04/41] block: deprecate barrier and replace blk_queue_ordered() with blk_queue_flush() · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 05/41] block: remove spurious uses of REQ_HARDBARRIER · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 07/41] block: drop barrier ordering by queue draining · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 08/41] block: rename blk-barrier.c to blk-flush.c · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 09/41] block: rename barrier/ordered to flush · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 10/41] block: implement REQ_FLUSH/FUA based interface for FLUSH/FUA requests · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 11/41] block: filter flush bio's in __generic_make_request() · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 12/41] block: simplify queue_next_fseq · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 13/41] block: initialize flush request with WRITE_FLUSH instead of REQ_FLUSH · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 14/41] block: kick queue after sequencing REQ_FLUSH/FUA · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 15/41] block: make sure FSEQ_DATA request has the same rq_disk as the original · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 16/41] block: update documentation for REQ_FLUSH / REQ_FUA · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 17/41] block: use REQ_FLUSH in blkdev_issue_flush() · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 18/41] block/loop: implement REQ_FLUSH/FUA support · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 19/41] virtio_blk: drop REQ_HARDBARRIER support · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 20/41] lguest: replace VIRTIO_F_BARRIER support with VIRTIO_F_FLUSH support · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 22/41] block: make __blk_rq_prep_clone() copy most command flags · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Tejun Heo <tj@kernel.org> · 2010-09-03
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-03
Re: [dm-devel] [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Milan Broz <hidden> · 2010-09-06
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-07
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-07
[PATCH 42/41] dm: convey that all flushes are processed as empty · Mike Snitzer <hidden> · 2010-09-07
Re: [PATCH 42/41] dm: convey that all flushes are processed as empty · Christoph Hellwig <hch@lst.de> · 2010-09-08
[PATCH 42/41 v2] dm: convey that all flushes are processed as empty · Mike Snitzer <hidden> · 2010-09-08
Re: [PATCH 42/41 v2] dm: convey that all flushes are processed as empty · Tejun Heo <tj@kernel.org> · 2010-09-08
Re: [PATCH 42/41 v2] dm: convey that all flushes are processed as empty · Tejun Heo <tj@kernel.org> · 2010-09-08
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mikulas Patocka <mpatocka@redhat.com> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mikulas Patocka <mpatocka@redhat.com> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mikulas Patocka <mpatocka@redhat.com> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Tejun Heo <tj@kernel.org> · 2010-09-10
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-11
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Bill Davidsen <hidden> · 2010-09-18
Re: [dm-devel] [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mike Snitzer <hidden> · 2010-09-18
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Ric Wheeler <hidden> · 2010-09-11
Re: [PATCH 23/41] dm: implement REQ_FLUSH/FUA support for bio-based dm · Mikulas Patocka <mpatocka@redhat.com> · 2010-09-13
[PATCH 24/41] dm: implement REQ_FLUSH/FUA support for request-based dm · Tejun Heo <tj@kernel.org> · 2010-09-03
Re: [PATCH 24/41] dm: implement REQ_FLUSH/FUA support for request-based dm · Kiyoshi Ueda <hidden> · 2010-09-08
[PATCH 25/41] dm: relax ordering of bio-based flush implementation · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 26/41] dm: fix locking context in queue_io() · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 27/41] block: pass gfp_mask and flags to sb_issue_discard · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 28/41] xfs: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 30/41] gfs2: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 32/41] nilfs2: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 33/41] jbd: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 34/41] jbd2: Modify ASYNC_COMMIT code to not rely on queue draining on barrier · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 35/41] jbd2: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 37/41] fat: do not send discards as barriers · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 38/41] swap: do not send discards as barriers · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 39/41] block: remove the WRITE_BARRIER flag · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 40/41] block: remove the BLKDEV_IFL_BARRIER flag · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 41/41] block: remove the BH_Eopnotsupp flag · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 06/41] block: misc cleanups in barrier code · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 31/41] reiserfs: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 36/41] ext4: do not send discards as barriers · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 29/41] btrfs: replace barriers with explicit flush / FUA usage · Tejun Heo <tj@kernel.org> · 2010-09-03
[PATCH 21/41] md: implment REQ_FLUSH/FUA support · Tejun Heo <tj@kernel.org> · 2010-09-03
Re: [PATCHSET #upstream] block, fs: replace HARDBARRIER with FLUSH/FUA, take#2 · Jens Axboe <hidden> · 2010-09-03
Re: [PATCHSET #upstream] block, fs: replace HARDBARRIER with FLUSH/FUA, take#2 · Tejun Heo <hidden> · 2010-09-08
Re: [PATCHSET #upstream] block, fs: replace HARDBARRIER with FLUSH/FUA, take#2 · Jens Axboe <hidden> · 2010-09-10

From: Kiyoshi Ueda <hidden>
Date: 2010-09-08 01:46:15
Also in: dm-devel, linux-fsdevel, linux-raid, linux-scsi, lkml

Hi Tejun,

On 09/03/2010 07:29 PM +0900, Tejun Heo wrote:

This patch converts request-based dm to support the new REQ_FLUSH/FUA.

I reviewed this patch and found no obvious problem.
Also, I tested this patch series using request-based dm-multipath +
ext3/ext4 and found no problem.

Tested-by: Kiyoshi Ueda <redacted>

Thanks,
Kiyoshi Ueda

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