GitHub-Mirror/Star64_linux
2
0
Fork 0
mirror of https://github.com/Fishwaldo/Star64_linux.git synced 2025-07-23 23:32:14 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

arm64: Performance counters support

Browse source 
This patch adds support for the AArch64 performance counters.

Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
This commit is contained in:
Will Deacon 2012-03-05 11:49:32 +00:00 • committed by Catalin Marinas
parent 5c4233697c
commit 030896885a
4 changed files with 1478 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

6
tools/perf/perf.h
View file

@ -88,6 +88,12 @@ void get_term_dimensions(struct winsize *ws);
#define CPUINFO_PROC "Processor"
#endif
#ifdef __aarch64__
#include "../../arch/arm64/include/asm/unistd.h"
#define rmb() asm volatile("dmb ld" ::: "memory")
#define cpu_relax() asm volatile("yield" ::: "memory")
#endif
#ifdef __mips__
#include "../../arch/mips/include/asm/unistd.h"
#define rmb() asm volatile( \