diff mbox series

[4/4] um: Use os_set_pdeathsig helper in winch thread/process

Message ID 20241024142828.2612828-5-tiwei.btw@antgroup.com
State Accepted
Headers show
Series um: Set parent-death signal for sub-processes | expand

Commit Message

Tiwei Bie Oct. 24, 2024, 2:28 p.m. UTC 
Since we have a helper now, let's switch to using it. It will make
the code slightly more consistent.

Signed-off-by: Tiwei Bie <tiwei.btw@antgroup.com>
---
 arch/um/drivers/chan_user.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/um/drivers/chan_user.c b/arch/um/drivers/chan_user.c
index 1434114b2f34..35f9beeb19b3 100644
--- a/arch/um/drivers/chan_user.c
+++ b/arch/um/drivers/chan_user.c
@@ -10,7 +10,6 @@ 
 #include <signal.h>
 #include <termios.h>
 #include <sys/ioctl.h>
-#include <sys/prctl.h>
 #include "chan_user.h"
 #include <os.h>
 #include <um_malloc.h>
@@ -162,7 +161,7 @@  static __noreturn int winch_thread(void *arg)
 	int count;
 	char c = 1;
 
-	prctl(PR_SET_PDEATHSIG, SIGKILL);
+	os_set_pdeathsig();
 
 	pty_fd = data->pty_fd;
 	pipe_fd = data->pipe_fd;