[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] [PATCH 0/7] virtio: use MemoryRegionCache for descriptors a
From: |
Paolo Bonzini |
Subject: |
[Qemu-devel] [PATCH 0/7] virtio: use MemoryRegionCache for descriptors and rings |
Date: |
Fri, 20 Jan 2017 18:07:50 +0100 |
Patch posted during 2.8 hard freeze. Quick measurements give a 10%
performance improvement on various virtio-blk benchmarks, but the machine
I used seems to love my patches particularly today!
Paolo
Paolo Bonzini (7):
virtio: make virtio_should_notify static
virtio: add virtio_*_phys_cached
virtio: use address_space_map/unmap to access descriptors
virtio: use MemoryRegionCache to access descriptors
virtio: add MemoryListener to cache ring translations
virtio: use VRingMemoryRegionCaches for descriptor ring
virtio: use VRingMemoryRegionCaches for avail and used rings
hw/net/virtio-net.c | 14 +-
hw/virtio/virtio.c | 322 ++++++++++++++++++++++++++++++--------
include/hw/virtio/virtio-access.h | 52 ++++++
include/hw/virtio/virtio.h | 2 +-
4 files changed, 322 insertions(+), 68 deletions(-)
--
2.9.3
- [Qemu-devel] [PATCH 0/7] virtio: use MemoryRegionCache for descriptors and rings,
Paolo Bonzini <=
- [Qemu-devel] [PATCH 2/7] virtio: add virtio_*_phys_cached, Paolo Bonzini, 2017/01/20
- [Qemu-devel] [PATCH 1/7] virtio: make virtio_should_notify static, Paolo Bonzini, 2017/01/20
- [Qemu-devel] [PATCH 4/7] virtio: use MemoryRegionCache to access descriptors, Paolo Bonzini, 2017/01/20
- [Qemu-devel] [PATCH 3/7] virtio: use address_space_map/unmap to access descriptors, Paolo Bonzini, 2017/01/20
- [Qemu-devel] [PATCH 5/7] virtio: add MemoryListener to cache ring translations, Paolo Bonzini, 2017/01/20