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From: Andreas Schwab <schwab@linux-m68k.org>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Subject: Re: [PATCH 03/12] powerpc: Rework runlatch code
References: <1330680922-6894-1-git-send-email-benh@kernel.crashing.org>
 <1330680922-6894-4-git-send-email-benh__48089.0872575857$1330681158$gmane$org@kernel.crashing.org>
Date: Thu, 05 Apr 2012 23:38:01 +0200
In-Reply-To: <1330680922-6894-4-git-send-email-benh__48089.0872575857$1330681158$gmane$org@kernel.crashing.org>
 (Benjamin Herrenschmidt's message of "Fri, 2 Mar 2012 20:35:13 +1100")
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Benjamin Herrenschmidt <benh@kernel.crashing.org> writes:

> This moves the inlines into system.h and changes the runlatch
> code to use the thread local flags (non-atomic) rather than
> the TIF flags (atomic) to keep track of the latch state.
>
> The code to turn it back on in an asynchronous interrupt is
> now simplified and partially inlined.

This breaks the X server in that it no longer receives SIGIO signals.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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"And now for something completely different."