Re: [Qemu-devel] [PATCH 2/4] qxl: implement get_command in vga mode without locks

2011-03-16 Thread Hans de Goede
Hi, Looks good, except for one small issue again... On 03/15/2011 09:17 PM, Alon Levy wrote: From: Uri Lublin This patch and the next drop the requirement to lose the global qemu mutex during dispatcher calls. This patch enables it, the next drops the unlock/lock pairs around dispatcher calls.

[Qemu-devel] [PATCH 2/4] qxl: implement get_command in vga mode without locks

2011-03-15 Thread Alon Levy
From: Uri Lublin This patch and the next drop the requirement to lose the global qemu mutex during dispatcher calls. This patch enables it, the next drops the unlock/lock pairs around dispatcher calls. The current solution of dropping the locks is buggy: * it allows multiple dispatcher calls fr