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| author | Stefan Hajnoczi | 2016-12-01 20:26:46 +0100 |
|---|---|---|
| committer | Stefan Hajnoczi | 2017-01-03 17:38:49 +0100 |
| commit | 9ef9d40261cc05c01545f46b49dddfe39602e1c8 (patch) | |
| tree | 751648e1ce32ef238a790f62a41c72727e8d255f /aio-posix.c | |
| parent | iothread: add polling parameters (diff) | |
| download | qemu-9ef9d40261cc05c01545f46b49dddfe39602e1c8.tar.gz qemu-9ef9d40261cc05c01545f46b49dddfe39602e1c8.tar.xz qemu-9ef9d40261cc05c01545f46b49dddfe39602e1c8.zip | |
virtio-blk: suppress virtqueue kick during processing
The guest does not need to kick the virtqueue while we are processing
it. This reduces the number of vmexits during periods of heavy I/O.
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20161201192652.9509-8-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'aio-posix.c')
0 files changed, 0 insertions, 0 deletions