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(parent: 22d16d0) | patch
x86: no robust/pi futex for real i386 CPUs
authorThomas Gleixner <tglx@linutronix.de>
Sat, 16 Feb 2008 13:05:01 +0000 (14:05 +0100)
committerIngo Molnar <mingo@elte.hu>
Tue, 26 Feb 2008 11:56:06 +0000 (12:56 +0100)
commit8dd478656b7bf5fdde2ef890445f505f3e27e6c7
tree66bb079a44a7bf997207cce8eb6b3c840082c45dtree | snapshot
parent22d16d0ebae4c4bd49a08d80b84b8880090fa62ccommit | diff
x86: no robust/pi futex for real i386 CPUs

Real i386 CPUs do not have cmpxchg instructions. Catch it before
crashing on an invalid opcode.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
include/asm-x86/futex.h diff | blob | history
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