Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-16 Thread Kevin Wolf
Am 16.07.2013 um 14:30 hat Andreas Färber geschrieben: > Am 15.07.2013 11:34, schrieb Kevin Wolf: > > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > > FLUSH commands would seem to have completed i

Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-16 Thread Michael S. Tsirkin
On Mon, Jul 15, 2013 at 11:34:31AM +0200, Kevin Wolf wrote: > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > FLUSH commands would seem to have completed immediately even if they > were still running

Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-16 Thread Andreas Färber
Am 15.07.2013 11:34, schrieb Kevin Wolf: > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > FLUSH commands would seem to have completed immediately even if they > were still running on the host. After

Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-15 Thread Fam Zheng
On Mon, 07/15 11:34, Kevin Wolf wrote: > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > FLUSH commands would seem to have completed immediately even if they > were still running on the host. After t

Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-15 Thread Alex Williamson
On Mon, 2013-07-15 at 11:34 +0200, Kevin Wolf wrote: > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > FLUSH commands would seem to have completed immediately even if they > were still running on the

Re: [Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-15 Thread Stefan Hajnoczi
On Mon, Jul 15, 2013 at 11:34:31AM +0200, Kevin Wolf wrote: > AHCI couldn't cope with asynchronous commands that aren't doing DMA, it > simply wouldn't complete them. Due to the bug fixed in commit f68ec837, > FLUSH commands would seem to have completed immediately even if they > were still running

[Qemu-devel] [PATCH] ahci: Fix FLUSH command

2013-07-15 Thread Kevin Wolf
AHCI couldn't cope with asynchronous commands that aren't doing DMA, it simply wouldn't complete them. Due to the bug fixed in commit f68ec837, FLUSH commands would seem to have completed immediately even if they were still running on the host. After the commit, they would simply hang and never uns