Re: [PATCH 2/2] virtio_scsi: implement request batching

[Hannes Reinecke]

On 5/30/19 1:28 PM, Paolo Bonzini wrote:
> Adding the command and kicking the virtqueue so far was done one after
> another.  Make the kick optional, so that we can take into account SCMD_LAST.
> We also need a commit_rqs callback to kick the device if blk-mq aborts
> the submission before the last request is reached.
> 
> Suggested-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
> Signed-off-by: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> ---
>  drivers/scsi/virtio_scsi.c | 55 +++++++++++++++++++++++++++-----------
>  1 file changed, 40 insertions(+), 15 deletions(-)
> 
Reviewed-by: Hannes Reinecke <hare@xxxxxxxx>

Cheers,

Hannes
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Dr. Hannes Reinecke		   Teamlead Storage & Networking
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