From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751556AbcFZVXs (ORCPT ); Sun, 26 Jun 2016 17:23:48 -0400 Received: from thorn.bewilderbeest.net ([71.19.156.171]:58531 "EHLO thorn.bewilderbeest.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750876AbcFZVXq (ORCPT ); Sun, 26 Jun 2016 17:23:46 -0400 X-Greylist: delayed 594 seconds by postgrey-1.27 at vger.kernel.org; Sun, 26 Jun 2016 17:23:46 EDT From: Zev Weiss To: Ingo Molnar , Peter Zijlstra Cc: linux-kernel@vger.kernel.org Subject: [PATCH] sched/core: fix sched_getaffinity return value kerneldoc Date: Sun, 26 Jun 2016 16:13:23 -0500 Message-Id: <1466975603-25408-1-git-send-email-zev@bewilderbeest.net> X-Mailer: git-send-email 2.8.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Previous version was probably written referencing the man page for glibc's wrapper, but the wrapper's behavior differs from that of the syscall itself in this case. Signed-off-by: Zev Weiss --- kernel/sched/core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/kernel/sched/core.c b/kernel/sched/core.c index 51d7105..c272491 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -4752,7 +4752,8 @@ out_unlock: * @len: length in bytes of the bitmask pointed to by user_mask_ptr * @user_mask_ptr: user-space pointer to hold the current cpu mask * - * Return: 0 on success. An error code otherwise. + * Return: size of cpu mask copied to user_mask_ptr on success. An + * error code otherwise. */ SYSCALL_DEFINE3(sched_getaffinity, pid_t, pid, unsigned int, len, unsigned long __user *, user_mask_ptr) -- 2.8.1