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From: Ming Lei <ming.lei@redhat.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Thomas Gleixner <tglx@linutronix.de>,
	Jens Axboe <axboe@kernel.dk>,
	linux-kernel@vger.kernel.org, linux-block@vger.kernel.org
Subject: Re: [PATCH 4/7] genirq/affinity: rename irq_build_affinity_masks as group_cpus_evenly
Date: Wed, 18 Aug 2021 16:38:06 +0800	[thread overview]
Message-ID: <YRzG7mMFI+n/QJyG@T590> (raw)
In-Reply-To: <20210817045027.GD3874@lst.de>

On Tue, Aug 17, 2021 at 06:50:27AM +0200, Christoph Hellwig wrote:
> s/as/to/ in the subjects.
> 
> On Sat, Aug 14, 2021 at 08:35:29PM +0800, Ming Lei wrote:
> > Map irq vector into group, so we can abstract the algorithm for generic
> > use case.
> 
> s/vector/vectors/

One group actually is abstracted from one irq vector, and it can represent
vector, blk-mq hw queue and others. Currently genirq/affinity spreads
vectors across all possible cpus, since this patch we spread groups
among all possible cpus evenly.

Thanks,
Ming


  reply	other threads:[~2021-08-18  8:38 UTC|newest]

Thread overview: 21+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-14 12:35 [PATCH 0/7] genirq/affinity: abstract new API from managed irq affinity spread Ming Lei
2021-08-14 12:35 ` [PATCH 1/7] genirq/affinity: remove the 'firstvec' parameter from irq_build_affinity_masks Ming Lei
2021-08-17  4:45   ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 2/7] genirq/affinity: pass affinity managed mask array to irq_build_affinity_masks Ming Lei
2021-08-17  4:46   ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 3/7] genirq/affinity: don't pass irq_affinity_desc " Ming Lei
2021-08-17  4:49   ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 4/7] genirq/affinity: rename irq_build_affinity_masks as group_cpus_evenly Ming Lei
2021-08-17  4:50   ` Christoph Hellwig
2021-08-18  8:38     ` Ming Lei [this message]
2021-08-14 12:35 ` [PATCH 5/7] genirq/affinity: move group_cpus_evenly() into lib/ Ming Lei
2021-08-14 17:01   ` kernel test robot
2021-08-16  1:04     ` Ming Lei
2021-08-17  4:52       ` Christoph Hellwig
2021-08-14 17:15   ` kernel test robot
2021-08-14 12:35 ` [PATCH 6/7] lib/group_cpus: allow to group cpus in case of !CONFIG_SMP Ming Lei
2021-08-17  4:52   ` Christoph Hellwig
2021-08-14 12:35 ` [PATCH 7/7] blk-mq: build default queue map via group_cpus_evenly() Ming Lei
2021-08-14 16:31   ` kernel test robot
2021-08-14 20:49   ` kernel test robot
2021-08-16  7:23     ` Ming Lei

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