[PATCH 03/12] powerpc: Rework runlatch code

[Andreas Schwab]

Benjamin Herrenschmidt <benh at 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 at linux-m68k.org
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