diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/trace/beauty/clone.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/tools/perf/trace/beauty/clone.c b/tools/perf/trace/beauty/clone.c index ab982a7c63bb..d64d049ab991 100644 --- a/tools/perf/trace/beauty/clone.c +++ b/tools/perf/trace/beauty/clone.c @@ -54,5 +54,22 @@ static size_t clone__scnprintf_flags(unsigned long flags, char *bf, size_t size) size_t syscall_arg__scnprintf_clone_flags(char *bf, size_t size, struct syscall_arg *arg) { - return clone__scnprintf_flags(arg->val, bf, size); + unsigned long flags = arg->val; + enum syscall_clone_args { + SCC_FLAGS = (1 << 0), + SCC_CHILD_STACK = (1 << 1), + SCC_PARENT_TIDPTR = (1 << 2), + SCC_CHILD_TIDPTR = (1 << 3), + SCC_TLS = (1 << 4), + }; + if (!(flags & CLONE_PARENT_SETTID)) + arg->mask |= SCC_PARENT_TIDPTR; + + if (!(flags & (CLONE_CHILD_SETTID | CLONE_CHILD_CLEARTID))) + arg->mask |= SCC_CHILD_TIDPTR; + + if (!(flags & CLONE_SETTLS)) + arg->mask |= SCC_TLS; + + return clone__scnprintf_flags(flags, bf, size); } |
