Commit 6d5f718a authored Jan 30, 2008 by Ingo Molnar

x86: lfence fix



LFENCE is available on XMM2 or higher Intel CPUs - not XMM or higher...

this caused boot failures on XMM1 & !XMM1 capable CPUs.

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

parent 707fa8ed

arch/x86/kernel/cpu/intel.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -203,7 +203,7 @@ static void __cpuinit init_intel(struct cpuinfo_x86 *c)
		}
		#endif

		if (cpu_has_xmm)
		if (cpu_has_xmm2)
		set_bit(X86_FEATURE_LFENCE_RDTSC, c->x86_capability);
		if (c->x86 == 15) {
		set_bit(X86_FEATURE_P4, c->x86_capability);