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Message-ID: <7cf222db-cb37-9ef3-29bf-00f36663ea6d@suse.de>
Date: Tue, 8 Nov 2016 09:17:33 +0100
From: Hannes Reinecke <hare@...e.de>
To: Christoph Hellwig <hch@....de>, tglx@...utronix.de
Cc: axboe@...nel.dk, linux-block@...r.kernel.org,
linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 5/7] pci/msi: Provide pci_alloc_irq_vectors_affinity()
On 11/07/2016 07:47 PM, Christoph Hellwig wrote:
> From: Christogh Hellwig <hch@....de>
>
> This is a variant of pci_alloc_irq_vectors() that allows passing a
> struct irq_affinity to provide fine-grainded IRQ affinity control.
> For now this means being able to exclude vectors at the beginning or
> end of the MSI vector space, but it could also be used for any other
> quirks needed in the future (e.g. more vectors than CPUs, or exluding
> CPUs from the spreading).
>
> Signed-off-by: Christogh Hellwig <hch@....de>
> ---
> drivers/pci/msi.c | 20 +++++++++++++-------
> include/linux/pci.h | 24 +++++++++++++++++++-----
> 2 files changed, 32 insertions(+), 12 deletions(-)
>
Reviewed-by: Hannes Reinecke <hare@...e.com>
Cheers,
Hannes
--
Dr. Hannes Reinecke Teamlead Storage & Networking
hare@...e.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
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