diff options
| -rw-r--r-- | arch/um/include/shared/os.h | 2 | ||||
| -rw-r--r-- | arch/um/os-Linux/process.c | 6 |
2 files changed, 8 insertions, 0 deletions
diff --git a/arch/um/include/shared/os.h b/arch/um/include/shared/os.h index 09f8201de5db..d709a24dc6fc 100644 --- a/arch/um/include/shared/os.h +++ b/arch/um/include/shared/os.h @@ -216,6 +216,8 @@ extern int os_drop_memory(void *addr, int length); extern int can_drop_memory(void); extern int os_mincore(void *addr, unsigned long len); +void os_set_pdeathsig(void); + /* execvp.c */ extern int execvp_noalloc(char *buf, const char *file, char *const argv[]); /* helper.c */ diff --git a/arch/um/os-Linux/process.c b/arch/um/os-Linux/process.c index f20602e793d9..9f086f939420 100644 --- a/arch/um/os-Linux/process.c +++ b/arch/um/os-Linux/process.c @@ -12,6 +12,7 @@ #include <fcntl.h> #include <sys/mman.h> #include <sys/ptrace.h> +#include <sys/prctl.h> #include <sys/wait.h> #include <asm/unistd.h> #include <init.h> @@ -203,3 +204,8 @@ void init_new_thread_signals(void) set_handler(SIGIO); signal(SIGWINCH, SIG_IGN); } + +void os_set_pdeathsig(void) +{ + prctl(PR_SET_PDEATHSIG, SIGKILL); +} |