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Commit fc889aa2 authored by Robert Richter's avatar Robert Richter
Browse files

oprofile, x86: Remove duplicate check for IBS_CAPS_OPCNT 



Since oprofile is setting up ibs_op/dispatched_ops in the fs only if
the feature is available, its corresponding variable
ibs_config.dispatched_ops is only set, if the feature is
available. Thus the check is duplicate and can be removed.

Signed-off-by: default avatarRobert Richter <robert.richter@amd.com>
parent 4ac945f0

arch/x86/oprofile/op_model_amd.c

+1 −2
Original line number Diff line number Diff line
@@ -257,8 +257,7 @@ static inline void op_amd_start_ibs(void) 
			ibs_op_ctl = min(ibs_op_ctl + IBS_RANDOM_MAXCNT_OFFSET,

					 IBS_OP_MAX_CNT);

		}

		if (ibs_caps & IBS_CAPS_OPCNT && ibs_config.dispatched_ops)

			ibs_op_ctl |= IBS_OP_CNT_CTL;

		ibs_op_ctl |= ibs_config.dispatched_ops ? IBS_OP_CNT_CTL : 0;

		ibs_op_ctl |= IBS_OP_ENABLE;

		val = op_amd_randomize_ibs_op(ibs_op_ctl);

		wrmsrl(MSR_AMD64_IBSOPCTL, val);