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Groups > linux.kernel > #1387049
| From | Jens Axboe <axboe@kernel.dk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH] MD: make bio mergeable |
| Date | 2016-04-26 03:20 +0200 |
| Message-ID | <rrZPs-7hQ-9@gated-at.bofh.it> (permalink) |
| References | <rrYA2-67A-5@gated-at.bofh.it> <rrZw6-6PQ-21@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 04/25/2016 06:59 PM, Jens Axboe wrote: > On 04/25/2016 05:52 PM, Shaohua Li wrote: >> blk_queue_split marks bio unmergeable, which makes sense for normal bio. >> But if dispatching the bio to underlayer disk, the blk_queue_split >> checks are invalid, hence it's possible the bio becomes mergeable. >> >> In the reported bug, this bug causes trim against raid0 performance slash >> https://bugzilla.kernel.org/show_bug.cgi?id=117051 > > Good catch! Will apply for this series, thanks Shaohua. Actually, let's let that go through the md tree instead. But you can add my Reviewed-by, and it'd be nice to get this into 4.6. -- Jens Axboe
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[PATCH] MD: make bio mergeable Shaohua Li <shli@fb.com> - 2016-04-26 02:00 +0200
Re: [PATCH] MD: make bio mergeable Jens Axboe <axboe@kernel.dk> - 2016-04-26 03:00 +0200
Re: [PATCH] MD: make bio mergeable Jens Axboe <axboe@kernel.dk> - 2016-04-26 03:20 +0200
Re: [PATCH] MD: make bio mergeable Ming Lei <ming.lei@canonical.com> - 2016-04-26 12:00 +0200
Re: [PATCH] MD: make bio mergeable Jens Axboe <axboe@kernel.dk> - 2016-04-26 16:30 +0200
Re: [PATCH] MD: make bio mergeable Ming Lei <ming.lei@canonical.com> - 2016-04-26 17:20 +0200
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