mainline inclusion
from mainline-v5.19
commit a77d41ac
category: feature
bugzilla: https://gitee.com/openeuler/kernel/issues/I5S3WV
CVE: NA

-------------------------------------------------

Add a cpu feature for AMD Fam19h Branch Sampling feature as bit
31 of EBX on CPUID leaf function 0x80000008.
Signed-off-by: NStephane Eranian <eranian@google.com>
Signed-off-by: NPeter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lore.kernel.org/r/20220322221517.2510440-3-eranian@google.comSigned-off-by: NXie Haocheng <haocheng.xie@amd.com>