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Merge pull request #4798 from amshinde/use-iouring-qemu

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Use iouring for qemu block devices
This commit is contained in:
Archana Shinde
2022-08-26 04:00:24 +05:30
committed by GitHub
parent cbe5e324ae c1e3b8f40f
commit 7d52934ec1
15 changed files with 131 additions and 24 deletions
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13
src/runtime/virtcontainers/qemu.go
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@@ -1292,12 +1292,19 @@ func (q *qemu) hotplugAddBlockDevice(ctx context.Context, drive *config.BlockDri
return nil
}
qblkDevice := govmmQemu.BlockDevice{
ID: drive.ID,
File: drive.File,
ReadOnly: drive.ReadOnly,
AIO: govmmQemu.BlockDeviceAIO(q.config.BlockDeviceAIO),
}
if drive.Swap {
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAddWithDriverCache(q.qmpMonitorCh.ctx, "file", drive.File, drive.ID, false, false, false)
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAddWithDriverCache(q.qmpMonitorCh.ctx, "file", &qblkDevice, false, false)
} else if q.config.BlockDeviceCacheSet {
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAddWithCache(q.qmpMonitorCh.ctx, drive.File, drive.ID, q.config.BlockDeviceCacheDirect, q.config.BlockDeviceCacheNoflush, drive.ReadOnly)
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAddWithCache(q.qmpMonitorCh.ctx, &qblkDevice, q.config.BlockDeviceCacheDirect, q.config.BlockDeviceCacheNoflush)
} else {
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAdd(q.qmpMonitorCh.ctx, drive.File, drive.ID, drive.ReadOnly)
err = q.qmpMonitorCh.qmp.ExecuteBlockdevAdd(q.qmpMonitorCh.ctx, &qblkDevice)
}
if err != nil {
return err