Messages in this thread | | | Date | Wed, 19 Mar 2014 10:48:44 -0700 | Subject | Re: [PATCH] virtio-blk: make the queue depth the max supportable by the hypervisor | From | Venkatesh Srinivas <> |
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> And I rewrote it substantially, mainly to take > VIRTIO_RING_F_INDIRECT_DESC into account. > > As QEMU sets the vq size for PCI to 128, Venkatash's patch wouldn't > have made a change. This version does (since QEMU also offers > VIRTIO_RING_F_INDIRECT_DESC.
That divide-by-2 produced the same queue depth as the prior computation in QEMU was deliberate -- but raising it to 128 seems pretty reasonable.
Signed-off-by: Venkatesh Srinivas <venkateshs@google.com>
-- vs;
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