oprofile, x86: Check IBS capability bits 1 and 2

Browse source

There are IBS CPUID feature flags in CPUID Fn8000_001B to detect if
the cpu supports IBS fetch sampling (FetchSam) and/or IBS execution
sampling (OpSam). This patch adds checks if the both features are
available.

Spec:

 http://support.amd.com/us/Processor_TechDocs/31116.pdf

Signed-off-by: Robert Richter <robert.richter@amd.com>

...

This commit is contained in:

Robert Richter 2010-09-21 15:58:32 +02:00

parent e63414740e

commit 4ac945f002

1 changed files with 38 additions and 21 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

57

arch/x86/oprofile/op_model_amd.c

View file