From 56cf9e8eec3bdc0ce44efeda373de9d6b825ea1e Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Date: Fri, 28 Jan 2022 17:13:41 -0300 Subject: linux: Add pidfd_send_signal This was added on Linux 5.1(3eb39f47934f9d5a3027fe00d906a45fe3a15fad) as a way to avoid the race condition of using kill (where PID might be reused by the kernel between between obtaining the pid and sending the signal). If the siginfo_t argument is NULL then pidfd_send_signal is equivalent to kill. If it is not NULL pidfd_send_signal is equivalent to rt_sigqueueinfo. Reviewed-by: Carlos O'Donell Tested-by: Carlos O'Donell --- sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist | 1 + sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist | 1 + 2 files changed, 2 insertions(+) (limited to 'sysdeps/unix/sysv/linux/powerpc/powerpc32') diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist index 0d017c3119..adb21db204 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/fpu/libc.abilist @@ -2757,6 +2757,7 @@ GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_open F +GLIBC_2.36 pidfd_send_signal F GLIBC_2.4 _IO_fprintf F GLIBC_2.4 _IO_printf F GLIBC_2.4 _IO_sprintf F diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist index 5e61dfbd78..28a08c4afb 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/nofpu/libc.abilist @@ -2790,6 +2790,7 @@ GLIBC_2.35 epoll_pwait2 F GLIBC_2.35 posix_spawn_file_actions_addtcsetpgrp_np F GLIBC_2.36 pidfd_getfd F GLIBC_2.36 pidfd_open F +GLIBC_2.36 pidfd_send_signal F GLIBC_2.4 _IO_fprintf F GLIBC_2.4 _IO_printf F GLIBC_2.4 _IO_sprintf F -- cgit 1.4.1