diff options
| author | Alexey Brodkin <Alexey.Brodkin@synopsys.com> | 2016-07-29 12:17:18 +0300 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@uclibc-ng.org> | 2016-07-31 12:50:54 +0200 |
| commit | 25f4ae1de711b2001b4958d65e77b6dba222e7b5 (patch) | |
| tree | 223fae89584a3cfede3e2df707e0966be8398cce /libc/sysdeps | |
| parent | ae01de4d1d1e16e46c5180ba7fb081792081996a (diff) | |
arc: clone: Recover PID correctly
Caught by tst-getpid1 test from uClibc's test-suite.
It looks like original implementation was not correct.
The code in question is supposed to recover PID of the new
thread. And by no means that could happen with clone() syscall
while getpid() does exactly this.
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Acked-by: Vineet Gupta <vgupta@synopsys.com>
Reported-by: Eugeniy Paltsev <paltsev@synopsys.com>
Diffstat (limited to 'libc/sysdeps')
| -rw-r--r-- | libc/sysdeps/linux/arc/clone.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libc/sysdeps/linux/arc/clone.S b/libc/sysdeps/linux/arc/clone.S index 3c1388ec7..dbb3fa756 100644 --- a/libc/sysdeps/linux/arc/clone.S +++ b/libc/sysdeps/linux/arc/clone.S @@ -72,7 +72,7 @@ ENTRY(clone) and_s r2, r2, r12 brne r2, r12, .Lgo_thread - mov r8, __NR_clone + mov r8, __NR_getpid ARC_TRAP_INSN ; r0 has PID THREAD_SELF r1 ; Get to struct pthread (just before TCB) st r0, [r1, PTHREAD_PID] |