Re: [Qemu-devel] Questions about Block subsystem in QEMU.

2013-07-14 Thread Stefan Hajnoczi
On Mon, Jul 08, 2013 at 11:15:12PM -0500, Yaodong Yang wrote: > I have a question about the qemu block-subsytem. When a user in guest os > perform an io operation, how this io request performed in the qemu. Where > is the start point in qemu code to serve this request. QEMU emulates a number of di

[Qemu-devel] Questions about Block subsystem in QEMU.

2013-07-08 Thread Yaodong Yang
hello everyone, I have a question about the qemu block-subsytem. When a user in guest os perform an io operation, how this io request performed in the qemu. Where is the start point in qemu code to serve this request. Thanks! -- Yaodong Yang Computer Science and Engineering Department Universit