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perf trace: Generalize the syscall_fmt find routines

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To allow them to be used with other stuff, such as tracepoints.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Luis Cláudio Gonçalves <lclaudio@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: https://lkml.kernel.org/n/tip-od3gzg77ppqgnnrxqv40fvgx@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2019-10-01 15:27:55 -03:00
parent 9b2036cd32
commit bcddbfc5c8
1 changed files with 20 additions and 9 deletions
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29
tools/perf/builtin-trace.c
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@ -966,22 +966,33 @@ static int syscall_fmt__cmp(const void *name, const void *fmtp)
return strcmp(name, fmt->name); return strcmp(name, fmt->name);
} }
static struct syscall_fmt *__syscall_fmt__find(struct syscall_fmt *fmts, const int nmemb, const char *name)
{
return bsearch(name, fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp);
}
static struct syscall_fmt *syscall_fmt__find(const char *name) static struct syscall_fmt *syscall_fmt__find(const char *name)
{ {
const int nmemb = ARRAY_SIZE(syscall_fmts); const int nmemb = ARRAY_SIZE(syscall_fmts);
return bsearch(name, syscall_fmts, nmemb, sizeof(struct syscall_fmt), syscall_fmt__cmp); return __syscall_fmt__find(syscall_fmts, nmemb, name);
}
static struct syscall_fmt *__syscall_fmt__find_by_alias(struct syscall_fmt *fmts, const int nmemb, const char *alias)
{
int i;
for (i = 0; i < nmemb; ++i) {
if (fmts[i].alias && strcmp(fmts[i].alias, alias) == 0)
return &fmts[i];
}
return NULL;
} }
static struct syscall_fmt *syscall_fmt__find_by_alias(const char *alias) static struct syscall_fmt *syscall_fmt__find_by_alias(const char *alias)
{ {
int i, nmemb = ARRAY_SIZE(syscall_fmts); const int nmemb = ARRAY_SIZE(syscall_fmts);
return __syscall_fmt__find_by_alias(syscall_fmts, nmemb, alias);
for (i = 0; i < nmemb; ++i) {
if (syscall_fmts[i].alias && strcmp(syscall_fmts[i].alias, alias) == 0)
return &syscall_fmts[i];
}
return NULL;
} }
/* /*