Messages in this thread | | | Date | Mon, 27 Oct 2008 13:56:24 +0100 | From | Jens Axboe <> | Subject | Re: [PATCH 1/3] block: add queue flag for paravirt frontend drivers |
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On Mon, Oct 27 2008, Fernando Luis Vázquez Cao wrote: > As is the case with SSD devices, we do not want to idle in AS/CFQ when > the block device is a paravirt front-end driver. This patch adds a flag > (QUEUE_FLAG_VIRT) which should be used by front-end drivers such as > virtio_blk and xen-blkfront to indicate a paravirtualized device.
All three patches look fine, although we could just reuse QUEUE_FLAG_NONROT directly. But I agree it makes sense to make the distinction, so I've just applied 1-3.
-- Jens Axboe
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