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Groups > linux.kernel > #1681199
| From | Jens Axboe <axboe@kernel.dk> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [GIT pull] irq updates for 4.13 |
| Date | 2017-07-05 00:00 +0200 |
| Message-ID | <tZE1s-5CH-23@gated-at.bofh.it> (permalink) |
| References | <tZ4hk-6qv-9@gated-at.bofh.it> <tZjzH-oR-1@gated-at.bofh.it> <tZxMm-1ET-27@gated-at.bofh.it> <tZATT-3Aa-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 07/04/2017 12:34 PM, Linus Torvalds wrote: > On Tue, Jul 4, 2017 at 8:17 AM, Jens Axboe <axboe@kernel.dk> wrote: >> On 07/03/2017 06:00 PM, Linus Torvalds wrote: >>> >>> If they ever do come online, does that get fixed? I don't know. >>> Somebody should check. >> >> Yes, the blk-mq cpu hotplug code updates mappings when CPUs come and >> go, so that part is fine. That's exercised everytime the laptop is >> suspended and resumed. > > I don't think that's true any more. Commit fe631457ff3e changed it to > map the initial CPU's sequentially whether they are online or not. > Only after you run out of hardware queues will we start playing games. > > That's what worries me about the conflict - the two changes did very > different things to the same code. I'd really like somebody to take a > look at my resolution, and just in general how those two different > changes work together. OK, I'll take a look at it tomorrow. -- Jens Axboe
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Re: [GIT pull] irq updates for 4.13 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-04 02:10 +0200
Re: [GIT pull] irq updates for 4.13 Thomas Gleixner <tglx@linutronix.de> - 2017-07-04 10:20 +0200
Re: [GIT pull] irq updates for 4.13 Thomas Gleixner <tglx@linutronix.de> - 2017-07-04 12:30 +0200
Re: [GIT pull] irq updates for 4.13 Jens Axboe <axboe@kernel.dk> - 2017-07-04 17:20 +0200
Re: [GIT pull] irq updates for 4.13 Linus Torvalds <torvalds@linux-foundation.org> - 2017-07-04 20:40 +0200
Re: [GIT pull] irq updates for 4.13 Thomas Gleixner <tglx@linutronix.de> - 2017-07-04 21:20 +0200
Re: [GIT pull] irq updates for 4.13 Jens Axboe <axboe@kernel.dk> - 2017-07-05 00:00 +0200
Re: [GIT pull] irq updates for 4.13 Christoph Hellwig <hch@lst.de> - 2017-07-05 17:20 +0200
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