From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753232AbdK2EK7 (ORCPT ); Tue, 28 Nov 2017 23:10:59 -0500 Received: from mga14.intel.com ([192.55.52.115]:53687 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753115AbdK2EKz (ORCPT ); Tue, 28 Nov 2017 23:10:55 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.44,470,1505804400"; d="scan'208";a="7071609" From: Jin Yao To: acme@kernel.org, jolsa@kernel.org, peterz@infradead.org, mingo@redhat.com, alexander.shishkin@linux.intel.com Cc: Linux-kernel@vger.kernel.org, ak@linux.intel.com, kan.liang@intel.com, yao.jin@intel.com, Jin Yao Subject: [PATCH v3 07/11] perf util: Remove a set of shadow stats static variables Date: Wed, 29 Nov 2017 20:05:54 +0800 Message-Id: <1511957158-5813-8-git-send-email-yao.jin@linux.intel.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1511957158-5813-1-git-send-email-yao.jin@linux.intel.com> References: <1511957158-5813-1-git-send-email-yao.jin@linux.intel.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In previous patches, we have reconstructed the code and let it not access the static variables directly. This patch removes these static variables. Signed-off-by: Jin Yao --- tools/perf/util/stat-shadow.c | 68 ++++++++++--------------------------------- tools/perf/util/stat.h | 1 + 2 files changed, 16 insertions(+), 53 deletions(-) diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index b1c9f37..fd65eb5 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -16,28 +16,6 @@ * AGGR_NONE: Use matching CPU * AGGR_THREAD: Not supported? */ -static struct stats runtime_nsecs_stats[MAX_NR_CPUS]; -static struct stats runtime_cycles_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_stalled_cycles_front_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_stalled_cycles_back_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_branches_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_cacherefs_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_l1_dcache_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_l1_icache_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_ll_cache_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_itlb_cache_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_dtlb_cache_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_cycles_in_tx_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_transaction_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_elision_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_topdown_total_slots[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_topdown_slots_issued[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_topdown_slots_retired[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_topdown_fetch_bubbles[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_topdown_recovery_bubbles[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_smi_num_stats[NUM_CTX][MAX_NR_CPUS]; -static struct stats runtime_aperf_stats[NUM_CTX][MAX_NR_CPUS]; -static struct rblist runtime_saved_values; static bool have_frontend_stalled; struct runtime_stat rt_stat; @@ -163,10 +141,6 @@ void runtime_stat__free(struct runtime_stat *stat) void perf_stat__init_shadow_stats(void) { have_frontend_stalled = pmu_have_event("cpu", "stalled-cycles-frontend"); - rblist__init(&runtime_saved_values); - runtime_saved_values.node_cmp = saved_value_cmp; - runtime_saved_values.node_new = saved_value_new; - runtime_saved_values.node_delete = saved_value_delete; runtime_stat__init(&rt_stat); } @@ -188,36 +162,13 @@ static int evsel_context(struct perf_evsel *evsel) return ctx; } -void perf_stat__reset_shadow_stats(void) +static void reset_stat(struct runtime_stat *stat) { + struct rblist *rblist; struct rb_node *pos, *next; - memset(runtime_nsecs_stats, 0, sizeof(runtime_nsecs_stats)); - memset(runtime_cycles_stats, 0, sizeof(runtime_cycles_stats)); - memset(runtime_stalled_cycles_front_stats, 0, sizeof(runtime_stalled_cycles_front_stats)); - memset(runtime_stalled_cycles_back_stats, 0, sizeof(runtime_stalled_cycles_back_stats)); - memset(runtime_branches_stats, 0, sizeof(runtime_branches_stats)); - memset(runtime_cacherefs_stats, 0, sizeof(runtime_cacherefs_stats)); - memset(runtime_l1_dcache_stats, 0, sizeof(runtime_l1_dcache_stats)); - memset(runtime_l1_icache_stats, 0, sizeof(runtime_l1_icache_stats)); - memset(runtime_ll_cache_stats, 0, sizeof(runtime_ll_cache_stats)); - memset(runtime_itlb_cache_stats, 0, sizeof(runtime_itlb_cache_stats)); - memset(runtime_dtlb_cache_stats, 0, sizeof(runtime_dtlb_cache_stats)); - memset(runtime_cycles_in_tx_stats, 0, - sizeof(runtime_cycles_in_tx_stats)); - memset(runtime_transaction_stats, 0, - sizeof(runtime_transaction_stats)); - memset(runtime_elision_stats, 0, sizeof(runtime_elision_stats)); - memset(&walltime_nsecs_stats, 0, sizeof(walltime_nsecs_stats)); - memset(runtime_topdown_total_slots, 0, sizeof(runtime_topdown_total_slots)); - memset(runtime_topdown_slots_retired, 0, sizeof(runtime_topdown_slots_retired)); - memset(runtime_topdown_slots_issued, 0, sizeof(runtime_topdown_slots_issued)); - memset(runtime_topdown_fetch_bubbles, 0, sizeof(runtime_topdown_fetch_bubbles)); - memset(runtime_topdown_recovery_bubbles, 0, sizeof(runtime_topdown_recovery_bubbles)); - memset(runtime_smi_num_stats, 0, sizeof(runtime_smi_num_stats)); - memset(runtime_aperf_stats, 0, sizeof(runtime_aperf_stats)); - - next = rb_first(&runtime_saved_values.entries); + rblist = &stat->value_list; + next = rb_first(&rblist->entries); while (next) { pos = next; next = rb_next(pos); @@ -227,6 +178,17 @@ void perf_stat__reset_shadow_stats(void) } } +void perf_stat__reset_shadow_stats(void) +{ + reset_stat(&rt_stat); + memset(&walltime_nsecs_stats, 0, sizeof(walltime_nsecs_stats)); +} + +void perf_stat__reset_shadow_per_stat(struct runtime_stat *stat) +{ + reset_stat(stat); +} + static void update_runtime_stat(struct runtime_stat *stat, enum stat_type type, int ctx, int cpu, u64 count) diff --git a/tools/perf/util/stat.h b/tools/perf/util/stat.h index 642ca7c..a0c0848 100644 --- a/tools/perf/util/stat.h +++ b/tools/perf/util/stat.h @@ -131,6 +131,7 @@ void runtime_stat__init(struct runtime_stat *stat); void runtime_stat__free(struct runtime_stat *stat); void perf_stat__init_shadow_stats(void); void perf_stat__reset_shadow_stats(void); +void perf_stat__reset_shadow_per_stat(struct runtime_stat *stat); void perf_stat__update_shadow_stats(struct perf_evsel *counter, u64 count, int cpu, struct runtime_stat *stat); struct perf_stat_output_ctx { -- 2.7.4