From: Ian Rogers <irogers@google.com>
To: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
"Masami Hiramatsu (Google)" <mhiramat@kernel.org>,
"Steven Rostedt (Google)" <rostedt@goodmis.org>,
Ross Zwisler <zwisler@chromium.org>, Leo Yan <leo.yan@linaro.org>,
Tiezhu Yang <yangtiezhu@loongson.cn>,
Yang Jihong <yangjihong1@huawei.com>,
Andi Kleen <ak@linux.intel.com>,
Kan Liang <kan.liang@linux.intel.com>,
Ravi Bangoria <ravi.bangoria@amd.com>,
Sean Christopherson <seanjc@google.com>,
K Prateek Nayak <kprateek.nayak@amd.com>,
Paolo Bonzini <pbonzini@redhat.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org
Subject: [PATCH v1 05/16] perf trace beauty: Make MSR arrays const
Date: Thu, 25 May 2023 00:11:22 -0700 [thread overview]
Message-ID: <20230525071133.2066610-6-irogers@google.com> (raw)
In-Reply-To: <20230525071133.2066610-1-irogers@google.com>
Allows the movement of 46,072 bytes from .data to .data.rel.ro.
Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/trace/beauty/beauty.h | 2 +-
tools/perf/trace/beauty/tracepoints/x86_msr.sh | 6 +++---
2 files changed, 4 insertions(+), 4 deletions(-)
diff --git a/tools/perf/trace/beauty/beauty.h b/tools/perf/trace/beauty/beauty.h
index 4c59edddd6a8..3d12bf0f6d07 100644
--- a/tools/perf/trace/beauty/beauty.h
+++ b/tools/perf/trace/beauty/beauty.h
@@ -11,7 +11,7 @@ struct strarray {
u64 offset;
int nr_entries;
const char *prefix;
- const char **entries;
+ const char * const *entries;
};
#define DEFINE_STRARRAY(array, _prefix) struct strarray strarray__##array = { \
diff --git a/tools/perf/trace/beauty/tracepoints/x86_msr.sh b/tools/perf/trace/beauty/tracepoints/x86_msr.sh
index 0078689963e0..fa3c4418e856 100755
--- a/tools/perf/trace/beauty/tracepoints/x86_msr.sh
+++ b/tools/perf/trace/beauty/tracepoints/x86_msr.sh
@@ -13,7 +13,7 @@ x86_msr_index=${arch_x86_header_dir}/msr-index.h
# Just the ones starting with 0x00000 so as to have a simple
# array.
-printf "static const char *x86_MSRs[] = {\n"
+printf "static const char * const x86_MSRs[] = {\n"
regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0x00000[[:xdigit:]]+)[[:space:]]*.*'
grep -E $regex ${x86_msr_index} | grep -E -v 'MSR_(ATOM|P[46]|IA32_(TSC_DEADLINE|UCODE_REV)|IDT_FCR4)' | \
sed -r "s/$regex/\2 \1/g" | sort -n | \
@@ -24,7 +24,7 @@ printf "};\n\n"
regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0xc0000[[:xdigit:]]+)[[:space:]]*.*'
printf "#define x86_64_specific_MSRs_offset "
grep -E $regex ${x86_msr_index} | sed -r "s/$regex/\2/g" | sort -n | head -1
-printf "static const char *x86_64_specific_MSRs[] = {\n"
+printf "static const char * const x86_64_specific_MSRs[] = {\n"
grep -E $regex ${x86_msr_index} | \
sed -r "s/$regex/\2 \1/g" | grep -E -vw 'K6_WHCR' | sort -n | \
xargs printf "\t[%s - x86_64_specific_MSRs_offset] = \"%s\",\n"
@@ -33,7 +33,7 @@ printf "};\n\n"
regex='^[[:space:]]*#[[:space:]]*define[[:space:]]+MSR_([[:alnum:]][[:alnum:]_]+)[[:space:]]+(0xc0010[[:xdigit:]]+)[[:space:]]*.*'
printf "#define x86_AMD_V_KVM_MSRs_offset "
grep -E $regex ${x86_msr_index} | sed -r "s/$regex/\2/g" | sort -n | head -1
-printf "static const char *x86_AMD_V_KVM_MSRs[] = {\n"
+printf "static const char * const x86_AMD_V_KVM_MSRs[] = {\n"
grep -E $regex ${x86_msr_index} | \
sed -r "s/$regex/\2 \1/g" | sort -n | \
xargs printf "\t[%s - x86_AMD_V_KVM_MSRs_offset] = \"%s\",\n"
--
2.40.1.698.g37aff9b760-goog
next prev parent reply other threads:[~2023-05-25 7:12 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-25 7:11 [PATCH v1 00/16] Address some perf memory/data size issues Ian Rogers
2023-05-25 7:11 ` [PATCH v1 01/16] perf header: Make nodes dynamic in write_mem_topology Ian Rogers
2023-05-25 19:14 ` Namhyung Kim
2023-05-26 2:38 ` Ian Rogers
2023-05-26 6:00 ` Namhyung Kim
2023-05-25 7:11 ` [PATCH v1 02/16] perf test x86: insn-x86 test data is immutable so mark it const Ian Rogers
2023-05-25 7:11 ` [PATCH v1 03/16] perf test x86: intel-pt-test " Ian Rogers
2023-05-25 7:11 ` [PATCH v1 04/16] perf trace: Make some large static arrays const Ian Rogers
2023-05-25 7:11 ` Ian Rogers [this message]
2023-05-25 7:11 ` [PATCH v1 06/16] tools api fs: Avoid large static PATH_MAX arrays Ian Rogers
2023-05-25 7:11 ` [PATCH v1 07/16] tools lib api fs tracing_path: Remove two unused MAX_PATH paths Ian Rogers
2023-05-25 7:11 ` [PATCH v1 08/16] perf daemon: Dynamically allocate path to perf Ian Rogers
2023-05-25 19:17 ` Namhyung Kim
2023-05-26 2:40 ` Ian Rogers
2023-05-25 7:11 ` [PATCH v1 09/16] perf lock: Dynamically allocate lockhash_table Ian Rogers
2023-05-25 7:11 ` [PATCH v1 10/16] perf timechart: Make large arrays dynamic Ian Rogers
2023-05-25 7:11 ` [PATCH v1 11/16] perf probe: Dynamically allocate params memory Ian Rogers
2023-05-25 7:11 ` [PATCH v1 12/16] perf path: Make mkpath thread safe Ian Rogers
2023-05-25 7:11 ` [PATCH v1 13/16] perf scripting-engines: Move static to local variable Ian Rogers
2023-05-25 7:11 ` [PATCH v1 14/16] tools api fs: Dynamically allocate cgroupfs mount point cache Ian Rogers
2023-05-25 7:11 ` [PATCH v1 15/16] perf test pmu: Avoid 2 static path arrays Ian Rogers
2023-05-25 7:11 ` [PATCH v1 16/16] libsubcmd: Avoid two path statics Ian Rogers
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