[PATCH v2 1/3] perf vendor events arm64: Fix incorrect Hisi hip08 L3 metrics

John Garry john.garry at huawei.com
Wed Oct 26 02:07:44 PDT 2022


On 21/10/2022 11:50, Shang XiaoJing wrote:
> Commit 0cc177cfc95d ("perf vendor events arm64: Add Hisi hip08 L3
> metrics") add L3 metrics of hip08, but some metrics (IF_BP_MISP_BR_RET,
> IF_BP_MISP_BR_RET, IF_BP_MISP_BR_BL) have incorrect event number due to
> the mistakes in document, which caused incorrect result. Fix the
> incorrect metrics.
> 
> before:
> 65,811,214,308	armv8_pmuv3_0/event=0x1014/	# 18.87 push_branch
> 						# -40.19 other_branch
> 3,564,316,780	BR_MIS_PRED			# 0.51 indirect_branch
> 						# 21.81 pop_branch
> 
> after:
> 6,537,146,245	BR_MIS_PRED			# 0.48 indirect_branch
> 						# 0.47 pop_branch
> 						# 0.00 push_branch
> 						# 0.05 other_branch
> 
> Fixes: 0cc177cfc95d ("perf vendor events arm64: Add Hisi hip08 L3 metrics")
> Signed-off-by: Shang XiaoJing<shangxiaojing at huawei.com>
> Cc: John Garry<john.garry at huawei.com>
> Acked-by: James Clark<james.clark at arm.com>

Reviewed-by: John Garry <john.garry at huawei.com>

> ---




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