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SubjectRe: [PATCH 0/5] ia64 ski emulator patches


On Sat, 25 Jan 2014, Mikael Pettersson wrote:

> My ski patches are in <http://user.it.uu.se/~mikpe/linux/patches/ia64/ski-1.3.2/>
> for now. I'll post the kernel patches to linux-ia64 @ vger in a few minutes.
>
> /Mikael

Thanks for the patches.

Isn't this subject to races? - could it lock up if the signal happens just
before the pause syscall?

+ case SSC_HALT_LIGHT:
+ /* Sleep until SIGIO or SIGALRM is received; this relies on
+ keyboard/ethernet input being detected via SIGIO, and the
+ ITC now being emulated via setitimer() and SIGALRM. */
+ pause ();
+ break;
+

Mikulas


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