From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752965AbdK3NGr (ORCPT ); Thu, 30 Nov 2017 08:06:47 -0500 Received: from mail-qk0-f196.google.com ([209.85.220.196]:35883 "EHLO mail-qk0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751929AbdK3NGp (ORCPT ); Thu, 30 Nov 2017 08:06:45 -0500 X-Google-Smtp-Source: AGs4zMbaOFCVNXnBWWhBLI6RRcvcmbWaGJED7frWXR8OIUT9go92nwvLM0ioAzUxzlclVhIlHtelPQ== From: Thiago Rafael Becker To: bfields@fieldses.org Cc: linux-nfs@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, Thiago Rafael Becker Subject: [PATCH 1/3, V2] kernel: make groups_sort globally visible Date: Thu, 30 Nov 2017 11:04:55 -0200 Message-Id: <20171130130457.11429-2-thiago.becker@gmail.com> X-Mailer: git-send-email 2.9.5 In-Reply-To: <20171130130457.11429-1-thiago.becker@gmail.com> References: <20171130130457.11429-1-thiago.becker@gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation to move group_info sorting to the caller, make group_sort globally visible. Signed-off-by: Thiago Rafael Becker --- include/linux/cred.h | 1 + kernel/groups.c | 4 +++- 2 files changed, 4 insertions(+), 1 deletion(-) diff --git a/include/linux/cred.h b/include/linux/cred.h index 099058e..6312865 100644 --- a/include/linux/cred.h +++ b/include/linux/cred.h @@ -83,6 +83,7 @@ extern int set_current_groups(struct group_info *); extern void set_groups(struct cred *, struct group_info *); extern int groups_search(const struct group_info *, kgid_t); extern bool may_setgroups(void); +extern void groups_sort(struct group_info *group_info); /* * The security context of a task diff --git a/kernel/groups.c b/kernel/groups.c index e357bc8..4c9c9ed 100644 --- a/kernel/groups.c +++ b/kernel/groups.c @@ -86,11 +86,13 @@ static int gid_cmp(const void *_a, const void *_b) return gid_gt(a, b) - gid_lt(a, b); } -static void groups_sort(struct group_info *group_info) +void groups_sort(struct group_info *group_info) { sort(group_info->gid, group_info->ngroups, sizeof(*group_info->gid), gid_cmp, NULL); } +EXPORT_SYMBOL(groups_sort); + /* a simple bsearch */ int groups_search(const struct group_info *group_info, kgid_t grp) -- 2.9.5