[Qemu-devel] [PATCH 3/3] Add linux aio implementation for raw block devices

[Ryan Harper]

* Ryan Harper <address@hidden> [2008-09-22 18:18]:
> This patch adds a linux aio raw block driver implementation.  If a raw block
> device is opened with cached=off (O_DIRECT) then we can utilize linux aio to
> submit io to/from the block device.  Utilizing linux aio allows for multiple
> outstanding requests to be in flight against the io device potentially 
> providing
> higher IO throughput.  This implementation uses eventfd for event completion
> notification.

Hrm, git-send-email didn't seem to set the right subject for this email.
This is [PATCH 3/3], the linux aio implementation.

--
Ryan Harper
Software Engineer; Linux Technology Center
IBM Corp., Austin, Tx
(512) 838-9253   T/L: 678-9253
address@hidden