Re: [PATCH 3/7] perf/bench-futex: Factor out futex_flag
From: Arnaldo Carvalho de Melo <acme@kernel.org>
Date: 2021-08-09 14:54:12
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Em Sun, Aug 08, 2021 at 09:32:57PM -0700, Davidlohr Bueso escreveu:
This is common across all tests, move it into futex.h.
Wouldn't be better to have it defined in one place and then in futex.h just have a 'extern int futex_flag;' declaration? I applied the first two patches already. - Arnaldo
quoted hunk ↗ jump to hunk
Signed-off-by: Davidlohr Bueso <redacted> --- tools/perf/bench/futex-hash.c | 1 - tools/perf/bench/futex-lock-pi.c | 1 - tools/perf/bench/futex-requeue.c | 1 - tools/perf/bench/futex-wake-parallel.c | 1 - tools/perf/bench/futex-wake.c | 1 - tools/perf/bench/futex.h | 3 +++ 6 files changed, 3 insertions(+), 5 deletions(-)diff --git a/tools/perf/bench/futex-hash.c b/tools/perf/bench/futex-hash.c index ddca7558e559..b71a34204b79 100644 --- a/tools/perf/bench/futex-hash.c +++ b/tools/perf/bench/futex-hash.c@@ -30,7 +30,6 @@ #include <err.h> static bool done = false; -static int futex_flag = 0; struct timeval bench__start, bench__end, bench__runtime; static pthread_mutex_t thread_lock;diff --git a/tools/perf/bench/futex-lock-pi.c b/tools/perf/bench/futex-lock-pi.c index ce980df23bb0..bc208edf3de3 100644 --- a/tools/perf/bench/futex-lock-pi.c +++ b/tools/perf/bench/futex-lock-pi.c@@ -32,7 +32,6 @@ struct worker { static u_int32_t global_futex = 0; static struct worker *worker; static bool done = false; -static int futex_flag = 0; static pthread_mutex_t thread_lock; static unsigned int threads_starting; static struct stats throughput_stats;diff --git a/tools/perf/bench/futex-requeue.c b/tools/perf/bench/futex-requeue.c index 66747bfe22cf..4001312122be 100644 --- a/tools/perf/bench/futex-requeue.c +++ b/tools/perf/bench/futex-requeue.c@@ -36,7 +36,6 @@ static pthread_mutex_t thread_lock; static pthread_cond_t thread_parent, thread_worker; static struct stats requeuetime_stats, requeued_stats; static unsigned int threads_starting; -static int futex_flag = 0; static struct bench_futex_parameters params = { /*diff --git a/tools/perf/bench/futex-wake-parallel.c b/tools/perf/bench/futex-wake-parallel.c index 958372ad159c..ea4fdea6e2f3 100644 --- a/tools/perf/bench/futex-wake-parallel.c +++ b/tools/perf/bench/futex-wake-parallel.c@@ -53,7 +53,6 @@ static pthread_cond_t thread_parent, thread_worker; static pthread_barrier_t barrier; static struct stats waketime_stats, wakeup_stats; static unsigned int threads_starting; -static int futex_flag = 0; static struct bench_futex_parameters params;diff --git a/tools/perf/bench/futex-wake.c b/tools/perf/bench/futex-wake.c index 9ed4d65416f3..1cf651c8ee5c 100644 --- a/tools/perf/bench/futex-wake.c +++ b/tools/perf/bench/futex-wake.c@@ -37,7 +37,6 @@ static pthread_mutex_t thread_lock; static pthread_cond_t thread_parent, thread_worker; static struct stats waketime_stats, wakeup_stats; static unsigned int threads_starting; -static int futex_flag = 0; static struct bench_futex_parameters params = { /*diff --git a/tools/perf/bench/futex.h b/tools/perf/bench/futex.h index 6f8b85b67348..f7cd22bbd677 100644 --- a/tools/perf/bench/futex.h +++ b/tools/perf/bench/futex.h@@ -13,6 +13,9 @@ #include <sys/types.h> #include <linux/futex.h> +/* FUTEX_PRIVATE_FLAG or zero */ +static int futex_flag = 0; + struct bench_futex_parameters { bool silent; bool fshared;-- 2.26.2
-- - Arnaldo