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由 Stefan Hajnoczi 提交于
The IDE PIO write sector code path uses bdrv_write() and hence can make the guest unresponsive while the I/O request is in progress. This patch converts ide_sector_write() to use bdrv_aio_writev() by using the BUSY_STAT bit to tell the guest that the request is in progress. Signed-off-by: NStefan Hajnoczi <stefanha@linux.vnet.ibm.com> Reviewed-by: NPaolo Bonzini <pbonzini@redhat.com> Reviewed-by: NZhi Yong Wu <wuzhy@linux.vnet.ibm.com> Tested-by: NRichard Davies <richard@arachsys.com> Signed-off-by: NKevin Wolf <kwolf@redhat.com>
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