diff options
| -rw-r--r-- | tools/perf/builtin-trace.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 8303d83cb93c..d52972ca6123 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -1479,6 +1479,27 @@ static int syscall__alloc_arg_fmts(struct syscall *sc, int nr_args) return 0; } +static struct syscall_arg_fmt syscall_arg_fmts__by_name[] = { +}; + +static int syscall_arg_fmt__cmp(const void *name, const void *fmtp) +{ + const struct syscall_arg_fmt *fmt = fmtp; + return strcmp(name, fmt->name); +} + +static struct syscall_arg_fmt * +__syscall_arg_fmt__find_by_name(struct syscall_arg_fmt *fmts, const int nmemb, const char *name) +{ + return bsearch(name, fmts, nmemb, sizeof(struct syscall_arg_fmt), syscall_arg_fmt__cmp); +} + +static struct syscall_arg_fmt *syscall_arg_fmt__find_by_name(const char *name) +{ + const int nmemb = ARRAY_SIZE(syscall_arg_fmts__by_name); + return __syscall_arg_fmt__find_by_name(syscall_arg_fmts__by_name, nmemb, name); +} + static struct tep_format_field * syscall_arg_fmt__init_array(struct syscall_arg_fmt *arg, struct tep_format_field *field) { @@ -1518,6 +1539,11 @@ syscall_arg_fmt__init_array(struct syscall_arg_fmt *arg, struct tep_format_field * 7 unsigned long */ arg->scnprintf = SCA_FD; + } else { + struct syscall_arg_fmt *fmt = syscall_arg_fmt__find_by_name(field->name); + + if (fmt) + arg->scnprintf = fmt->scnprintf; } } |