Re: [Qemu-devel] SD card subsystem synchronous I/O

2012-04-20 Thread andrzej zaborowski
On 20 April 2012 11:50, Stefan Hajnoczi wrote: > On Fri, Apr 20, 2012 at 12:21 AM, andrzej zaborowski > wrote: >> Yes, controllers would be affected, but there are various ways to go >> about it.  Some could be simple to implement (looking at >> pxa2xx_mmci.c).  First of all the SD specification

Re: [Qemu-devel] SD card subsystem synchronous I/O

2012-04-20 Thread Stefan Hajnoczi
On Fri, Apr 20, 2012 at 12:21 AM, andrzej zaborowski wrote: > On 18 April 2012 14:35, Stefan Hajnoczi wrote: >> Recently there have been new SD card emulation patches so I want to >> raise the issue of synchronous I/O while there is focus on the SD >> subsystem.  Maybe some of the people who are

Re: [Qemu-devel] SD card subsystem synchronous I/O

2012-04-19 Thread andrzej zaborowski
On 18 April 2012 14:35, Stefan Hajnoczi wrote: > Recently there have been new SD card emulation patches so I want to > raise the issue of synchronous I/O while there is focus on the SD > subsystem.  Maybe some of the people who are improving the SD > subsystem will be able to help. > > sd_blk_read

[Qemu-devel] SD card subsystem synchronous I/O

2012-04-18 Thread Stefan Hajnoczi
Recently there have been new SD card emulation patches so I want to raise the issue of synchronous I/O while there is focus on the SD subsystem. Maybe some of the people who are improving the SD subsystem will be able to help. sd_blk_read() and sd_blk_write() use the synchronous block I/O functio