Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-28 Thread Jason Wang
On 10/28/2015 03:21 PM, Michael S. Tsirkin wrote: > On Wed, Oct 28, 2015 at 11:13:39AM +0800, Jason Wang wrote: >> >> On 10/27/2015 04:38 PM, Michael S. Tsirkin wrote: >>> On Mon, Oct 26, 2015 at 10:52:47AM -0700, Ravi Kerur wrote: Ported earlier patch from Jason Wang (dated 12/26/2014). >>>

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-28 Thread Michael S. Tsirkin
On Wed, Oct 28, 2015 at 11:13:39AM +0800, Jason Wang wrote: > > > On 10/27/2015 04:38 PM, Michael S. Tsirkin wrote: > > On Mon, Oct 26, 2015 at 10:52:47AM -0700, Ravi Kerur wrote: > >> Ported earlier patch from Jason Wang (dated 12/26/2014). > >> > >> This patch tries to reduce the number of MSIX

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-27 Thread Jason Wang
On 10/27/2015 04:38 PM, Michael S. Tsirkin wrote: > On Mon, Oct 26, 2015 at 10:52:47AM -0700, Ravi Kerur wrote: >> Ported earlier patch from Jason Wang (dated 12/26/2014). >> >> This patch tries to reduce the number of MSIX irqs required for >> virtio-net by sharing a MSIX irq for each TX/RX queu

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-27 Thread Ravi Kerur
On 10/27/2015 1:38 AM, Michael S. Tsirkin wrote: > On Mon, Oct 26, 2015 at 10:52:47AM -0700, Ravi Kerur wrote: >> Ported earlier patch from Jason Wang (dated 12/26/2014). >> >> This patch tries to reduce the number of MSIX irqs required for >> virtio-net by sharing a MSIX irq for each TX/RX queue

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-27 Thread Ravi Kerur
On 10/26/2015 10:11 PM, Jason Wang wrote: > > > On 10/27/2015 01:52 AM, Ravi Kerur wrote: >> Ported earlier patch from Jason Wang (dated 12/26/2014). >> >> This patch tries to reduce the number of MSIX irqs required for >> virtio-net by sharing a MSIX irq for each TX/RX queue pair through >> ch

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-27 Thread Michael S. Tsirkin
On Mon, Oct 26, 2015 at 10:52:47AM -0700, Ravi Kerur wrote: > Ported earlier patch from Jason Wang (dated 12/26/2014). > > This patch tries to reduce the number of MSIX irqs required for > virtio-net by sharing a MSIX irq for each TX/RX queue pair through > channels. If transport support channel,

Re: [PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-26 Thread Jason Wang
On 10/27/2015 01:52 AM, Ravi Kerur wrote: > Ported earlier patch from Jason Wang (dated 12/26/2014). > > This patch tries to reduce the number of MSIX irqs required for > virtio-net by sharing a MSIX irq for each TX/RX queue pair through > channels. If transport support channel, about half of the

[PATCH v1 1/3] virtio-net: Using single MSIX IRQ for TX/RX Q pair

2015-10-26 Thread Ravi Kerur
Ported earlier patch from Jason Wang (dated 12/26/2014). This patch tries to reduce the number of MSIX irqs required for virtio-net by sharing a MSIX irq for each TX/RX queue pair through channels. If transport support channel, about half of the MSIX irqs were reduced. Signed-off-by: Ravi Kerur