mainline inclusion
from mainline-v5.19
commit cc37e520
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5S3WV
CVE: NA

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Add a kernel config option CONFIG_PERF_EVENTS_AMD_BRS
to make the support for AMD Zen3 Branch Sampling (BRS) an opt-in
compile time option.
Signed-off-by: NStephane Eranian <eranian@google.com>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220322221517.2510440-8-eranian@google.comSigned-off-by: NXie Haocheng <haocheng.xie@amd.com>