Commit 543a157b authored Jul 22, 2008 by Robert Richter Committed by Ingo Molnar Jul 26, 2008

x86/oprofile: op_model_athlon.c: fix counter reset when reenabling IBS OP



Signed-off-by: Robert Richter <robert.richter@amd.com>
Cc: oprofile-list <oprofile-list@lists.sourceforge.net>
Cc: Barry Kasindorf <barry.kasindorf@amd.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent 87f0bacc

arch/x86/oprofile/op_model_athlon.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -251,6 +251,7 @@ op_amd_handle_ibs(struct pt_regs * const regs,
		(unsigned int *)&ibs_op,
		IBS_OP_BEGIN);
		rdmsr(MSR_AMD64_IBSOPCTL, low, high);
		high = 0;
		low &= ~IBS_OP_LOW_VALID_BIT;
		low \|= IBS_OP_LOW_ENABLE;
		wrmsr(MSR_AMD64_IBSOPCTL, low, high);