diff options
Diffstat (limited to 'tools/perf/trace/beauty/ioctl.c')
| -rw-r--r-- | tools/perf/trace/beauty/ioctl.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/tools/perf/trace/beauty/ioctl.c b/tools/perf/trace/beauty/ioctl.c index ea243f6167d7..9efeb6a936c2 100644 --- a/tools/perf/trace/beauty/ioctl.c +++ b/tools/perf/trace/beauty/ioctl.c @@ -112,8 +112,9 @@ static size_t ioctl__scnprintf_perf_cmd(int nr, int dir, char *bf, size_t size) return scnprintf(bf, size, "(%#x, %#x, %#x)", 0xAE, nr, dir); } -static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size) +static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size, bool show_prefix) { + const char *prefix = "_IOC_"; int dir = _IOC_DIR(cmd), type = _IOC_TYPE(cmd), nr = _IOC_NR(cmd), @@ -143,12 +144,14 @@ static size_t ioctl__scnprintf_cmd(unsigned long cmd, char *bf, size_t size) printed += scnprintf(bf + printed, size - printed, "%c", '('); if (dir == _IOC_NONE) { - printed += scnprintf(bf + printed, size - printed, "%s", "NONE"); + printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? prefix : "", "NONE"); } else { if (dir & _IOC_READ) - printed += scnprintf(bf + printed, size - printed, "%s", "READ"); - if (dir & _IOC_WRITE) - printed += scnprintf(bf + printed, size - printed, "%s%s", dir & _IOC_READ ? "|" : "", "WRITE"); + printed += scnprintf(bf + printed, size - printed, "%s%s", show_prefix ? prefix : "", "READ"); + if (dir & _IOC_WRITE) { + printed += scnprintf(bf + printed, size - printed, "%s%s%s", dir & _IOC_READ ? "|" : "", + show_prefix ? prefix : "", "WRITE"); + } } return printed + scnprintf(bf + printed, size - printed, ", %#x, %#x, %#x)", type, nr, sz); @@ -158,5 +161,5 @@ size_t syscall_arg__scnprintf_ioctl_cmd(char *bf, size_t size, struct syscall_ar { unsigned long cmd = arg->val; - return ioctl__scnprintf_cmd(cmd, bf, size); + return ioctl__scnprintf_cmd(cmd, bf, size, arg->show_string_prefix); } |