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kernel_optimize_test/tools/perf/arch/arm64
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Leo Yan 4979e86141 perf tsc: Add rdtsc() for Arm64 
The system register CNTVCT_EL0 can be used to retrieve the counter from
user space.  Add rdtsc() for Arm64.

Signed-off-by: Leo Yan <leo.yan@linaro.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Gustavo A. R. Silva <gustavoars@kernel.org>
Cc: Ian Rogers <irogers@google.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
Cc: Kemeng Shi <shikemeng@huawei.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Nick Gasson <nick.gasson@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Remi Bernon <rbernon@codeweavers.com>
Cc: Stephane Eranian <eranian@google.com>
Cc: Steve Maclean <steve.maclean@microsoft.com>
Cc: Will Deacon <will@kernel.org>
Cc: Zou Wei <zou_wei@huawei.com>
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lore.kernel.org/lkml/20200914115311.2201-3-leo.yan@linaro.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
2020-09-22 13:44:16 -03:00
..
annotate perf annotate: Fix arch specific ->init() failure errors 2019-09-30 17:30:03 -03:00
entry/syscalls perf arm64: Fix mksyscalltbl when system kernel headers are ahead of the kernel 2019-05-28 09:49:03 -03:00
include
tests perf bench: Update the copies of x86's mem{cpy,set}_64.S 2019-12-02 11:40:57 -03:00
util perf tsc: Add rdtsc() for Arm64 2020-09-22 13:44:16 -03:00
Build perf tests arm64: Compile tests unconditionally 2019-06-17 15:57:16 -03:00
Makefile perf arm64: Fix include path for asm-generic/unistd.h 2018-08-30 14:49:24 -03:00