[Qemu-devel] Re: [PATCH] qemu: work around for "posix-aio-compat"

[malc]

On Thu, 8 Oct 2009, Michael S. Tsirkin wrote:

> With commit ee3993069ff55fa6f1c64daf1e09963e340db8e4,
> "posix-aio-compat: avoid signal race when spawning a thread"
> winxp installation on a raw format file fails
> during disk format, with a message "your
> disk may be damaged".
> 
> This commit moved signal mask from aio thread to creating thread.
> It turns out if we keep the mask in aio thread as well, the problem
> disappears. It should not be needed, but since this is harmless, let's
> keep it around until someone inclined to debug pthread library internals
> can check this issue.
> 
> While we are at it, convert sigprocmask to pthread_sigmask
> as per posix.

Thanks for the work you've put into it, i'll try to see how all of this
works on my x86 machine.

[..snip..]

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