linux/arch/x86/events
Vikas Shivappa 2d4de8376f perf/x86/mbm: Implement RMID recycling
RMID could be allocated or deallocated as part of RMID recycling.

When an RMID is allocated for MBM event, the MBM counter needs to be
initialized because next time we read the counter we need the previous
value to account for total bytes that went to the memory controller.

Similarly, when RMID is deallocated we need to update the ->count
variable.

Signed-off-by: Vikas Shivappa <vikas.shivappa@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Tony Luck <tony.luck@intel.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Matt Fleming <matt@codeblueprint.co.uk>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: Vince Weaver <vincent.weaver@maine.edu>
Cc: fenghua.yu@intel.com
Cc: h.peter.anvin@intel.com
Cc: ravi.v.shankar@intel.com
Cc: vikas.shivappa@intel.com
Link: http://lkml.kernel.org/r/1457652732-4499-6-git-send-email-vikas.shivappa@linux.intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
2016-03-21 09:08:20 +01:00
..
amd perf/x86/ibs: Add IBS interrupt to the dynamic throttle 2016-03-21 09:08:16 +01:00
intel perf/x86/mbm: Implement RMID recycling 2016-03-21 09:08:20 +01:00
core.c
Makefile
msr.c
perf_event.h Merge branch 'x86/cleanups' into x86/urgent 2016-03-17 09:44:57 +01:00