From: Hannes Reinecke <hare@suse.de>
To: Daniel Wagner <wagi@kernel.org>, Jens Axboe <axboe@kernel.dk>,
Keith Busch <kbusch@kernel.org>, Christoph Hellwig <hch@lst.de>,
Sagi Grimberg <sagi@grimberg.me>,
"Michael S. Tsirkin" <mst@redhat.com>
Cc: Aaron Tomlin <atomlin@atomlin.com>,
"Martin K. Petersen" <martin.petersen@oracle.com>,
Thomas Gleixner <tglx@linutronix.de>,
Costa Shulyupin <costa.shul@redhat.com>,
Juri Lelli <juri.lelli@redhat.com>,
Valentin Schneider <vschneid@redhat.com>,
Waiman Long <llong@redhat.com>, Ming Lei <ming.lei@redhat.com>,
Frederic Weisbecker <frederic@kernel.org>,
Mel Gorman <mgorman@suse.de>,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
linux-kernel@vger.kernel.org, linux-block@vger.kernel.org,
linux-nvme@lists.infradead.org, megaraidlinux.pdl@broadcom.com,
linux-scsi@vger.kernel.org, storagedev@microchip.com,
virtualization@lists.linux.dev,
GR-QLogic-Storage-Upstream@marvell.com
Subject: Re: [PATCH v7 02/10] genirq/affinity: Add cpumask to struct irq_affinity
Date: Thu, 3 Jul 2025 08:19:39 +0200 [thread overview]
Message-ID: <1ec7dfeb-b5d6-4aac-9567-db1ab7f9531d@suse.de> (raw)
In-Reply-To: <20250702-isolcpus-io-queues-v7-2-557aa7eacce4@kernel.org>
On 7/2/25 18:33, Daniel Wagner wrote:
> Pass a cpumask to irq_create_affinity_masks as an additional constraint
> to consider when creating the affinity masks. This allows the caller to
> exclude specific CPUs, e.g., isolated CPUs (see the 'isolcpus' kernel
> command-line parameter).
>
> Signed-off-by: Daniel Wagner <wagi@kernel.org>
> ---
> include/linux/interrupt.h | 16 ++++++++++------
> kernel/irq/affinity.c | 12 ++++++++++--
> 2 files changed, 20 insertions(+), 8 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Cheers,
Hannes
--
Dr. Hannes Reinecke Kernel Storage Architect
hare@suse.de +49 911 74053 688
SUSE Software Solutions GmbH, Frankenstr. 146, 90461 Nürnberg
HRB 36809 (AG Nürnberg), GF: I. Totev, A. McDonald, W. Knoblich
next prev parent reply other threads:[~2025-07-03 6:19 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-02 16:33 [PATCH v7 00/10] blk: honor isolcpus configuration Daniel Wagner
2025-07-02 16:33 ` [PATCH v7 01/10] lib/group_cpus: Add group_masks_cpus_evenly() Daniel Wagner
2025-07-03 6:18 ` Hannes Reinecke
2025-09-03 12:36 ` Daniel Wagner
2025-07-11 8:28 ` John Garry
2025-09-03 12:42 ` Daniel Wagner
2025-07-02 16:33 ` [PATCH v7 02/10] genirq/affinity: Add cpumask to struct irq_affinity Daniel Wagner
2025-07-03 6:19 ` Hannes Reinecke [this message]
2025-07-02 16:33 ` [PATCH v7 03/10] blk-mq: add blk_mq_{online|possible}_queue_affinity Daniel Wagner
2025-07-03 6:29 ` Hannes Reinecke
2025-07-02 16:33 ` [PATCH v7 04/10] nvme-pci: use block layer helpers to constrain queue affinity Daniel Wagner
2025-07-03 6:29 ` Hannes Reinecke
2025-07-02 16:33 ` [PATCH v7 05/10] scsi: Use " Daniel Wagner
2025-07-03 6:43 ` Hannes Reinecke
2025-07-04 9:37 ` Daniel Wagner
2025-07-04 10:28 ` Hannes Reinecke
2025-07-04 12:30 ` Daniel Wagner
2025-07-02 16:33 ` [PATCH v7 06/10] virtio: blk/scsi: use " Daniel Wagner
2025-07-03 6:43 ` Hannes Reinecke
2025-07-02 16:33 ` [PATCH v7 07/10] isolation: Introduce io_queue isolcpus type Daniel Wagner
2025-07-08 1:26 ` Aaron Tomlin
2025-07-02 16:33 ` [PATCH v7 08/10] blk-mq: use hk cpus only when isolcpus=io_queue is enabled Daniel Wagner
2025-07-03 6:58 ` Hannes Reinecke
2025-07-04 9:21 ` Daniel Wagner
2025-07-03 9:01 ` Christoph Hellwig
2025-07-04 9:00 ` Daniel Wagner
2025-07-07 5:42 ` Christoph Hellwig
2025-07-03 14:47 ` kernel test robot
2025-07-02 16:33 ` [PATCH v7 09/10] blk-mq: prevent offlining hk CPUs with associated online isolated CPUs Daniel Wagner
2025-07-03 6:58 ` Hannes Reinecke
2025-07-07 7:44 ` Ming Lei
2025-07-08 1:31 ` Aaron Tomlin
2025-07-08 1:23 ` Aaron Tomlin
2025-07-02 16:34 ` [PATCH v7 10/10] docs: add io_queue flag to isolcpus Daniel Wagner
2025-07-03 6:59 ` Hannes Reinecke
2025-07-08 1:26 ` Aaron Tomlin
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