perf jit: Constify filename argument

Make it clearer the argument is just being used as a string.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Anne Macedo <retpolanne@posteo.net>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Athira Rajeev <atrajeev@linux.vnet.ibm.com>
Cc: Casey Chen <cachen@purestorage.com>
Cc: Chaitanya S Prakash <chaitanyas.prakash@arm.com>
Cc: Colin Ian King <colin.i.king@gmail.com>
Cc: Dominique Martinet <asmadeus@codewreck.org>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: James Clark <james.clark@linaro.org>
Cc: Jann Horn <jannh@google.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Masahiro Yamada <masahiroy@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Sun Haiyong <sunhaiyong@loongson.cn>
Cc: Weilin Wang <weilin.wang@intel.com>
Cc: Yang Jihong <yangjihong1@huawei.com>
Cc: Yunseong Kim <yskelg@gmail.com>
Cc: Ze Gao <zegao2021@gmail.com>
Link: https://lore.kernel.org/r/20240817064442.2152089-4-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/jit.h b/tools/perf/util/jit.h
index fb810e1..f403720 100644 (file)
--- a/tools/perf/util/jit.h
+++ b/tools/perf/util/jit.h
@@ -5,7 +5,8 @@
 #include <data.h>
 
 int jit_process(struct perf_session *session, struct perf_data *output,
-               struct machine *machine, char *filename, pid_t pid, pid_t tid, u64 *nbytes);
+               struct machine *machine, const char *filename,
+               pid_t pid, pid_t tid, u64 *nbytes);
 
 int jit_inject_record(const char *filename);
 

diff --git a/tools/perf/util/jitdump.c b/tools/perf/util/jitdump.c
index 5ce1365..346513e 100644 (file)
--- a/tools/perf/util/jitdump.c
+++ b/tools/perf/util/jitdump.c
@@ -710,7 +710,7 @@ jit_process_dump(struct jit_buf_desc *jd)
 }
 
 static int
-jit_inject(struct jit_buf_desc *jd, char *path)
+jit_inject(struct jit_buf_desc *jd, const char *path)
 {
        int ret;
 
@@ -737,7 +737,7 @@ jit_inject(struct jit_buf_desc *jd, char *path)
  * as captured in the RECORD_MMAP record
  */
 static int
-jit_detect(char *mmap_name, pid_t pid, struct nsinfo *nsi)
+jit_detect(const char *mmap_name, pid_t pid, struct nsinfo *nsi)
  {
        char *p;
        char *end = NULL;
@@ -821,7 +821,7 @@ int
 jit_process(struct perf_session *session,
            struct perf_data *output,
            struct machine *machine,
-           char *filename,
+           const char *filename,
            pid_t pid,
            pid_t tid,
            u64 *nbytes)