lkml.org 
[lkml]   [2015]   [Jan]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [RFC PATCH 0/3] Sharing MSIX irq for tx/rx queue pairs
Date
Jason Wang <jasowang@redhat.com> writes:
> Hi all:
>
> This series try to share MSIX irq for each tx/rx queue pair. This is
> done through:
>
> - introducing virtio pci channel which are group of virtqueues that
> sharing a single MSIX irq (Patch 1)
> - expose channel setting to virtio core api (Patch 2)
> - try to use channel setting in virtio-net (Patch 3)

Hi Jason,

Is "channel" a term you created yourself, or something I was
just unaware of? irq_group would seem more obvious, if the former.

> For the transport that does not support channel, channel paramters
> were simply ignored. For devices that does not use channel, it can
> simply pass NULL or zero to virito core.
>
> With the patch, 1 MSIX irq were saved for each TX/RX queue pair.

It seems fairly straightforward.

Acked-by: Rusty Russell <rusty@rustcorp.com.au>

Thanks,
Rusty.


\
 
 \ /
  Last update: 2015-01-05 05:41    [W:0.083 / U:0.072 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site