From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932691AbdBIVTi (ORCPT ); Thu, 9 Feb 2017 16:19:38 -0500 Received: from mail.kernel.org ([198.145.29.136]:34334 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932677AbdBIVTg (ORCPT ); Thu, 9 Feb 2017 16:19:36 -0500 Date: Thu, 9 Feb 2017 23:11:32 +0200 From: "Michael S. Tsirkin" To: linux-kernel@vger.kernel.org Cc: Jason Baron , Peter Zijlstra , Steven Rostedt , Borislav Petkov , Andrew Morton , Linus Torvalds , Thomas Gleixner , Mel Gorman , Ingo Molnar Subject: [PATCH] jump_label: mark __start/stop___jump_table const Message-ID: <1486674463-25784-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline X-Mailer: git-send-email 2.8.0.287.g0deeb61 X-Mutt-Fcc: =sent Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Attempts to assign values through these pointers would fail. Mark them const to make sure the failure is compile time. Cc: Jason Baron Cc: Peter Zijlstra Cc: Steven Rostedt Cc: Borislav Petkov Cc: Andrew Morton Cc: Linus Torvalds Cc: Thomas Gleixner Cc: Mel Gorman Cc: Ingo Molnar Signed-off-by: Michael S. Tsirkin --- include/linux/jump_label.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/linux/jump_label.h b/include/linux/jump_label.h index a0547c5..48ed83f 100644 --- a/include/linux/jump_label.h +++ b/include/linux/jump_label.h @@ -132,8 +132,8 @@ static __always_inline bool static_key_true(struct static_key *key) return !arch_static_branch(key, true); } -extern struct jump_entry __start___jump_table[]; -extern struct jump_entry __stop___jump_table[]; +extern const struct jump_entry __start___jump_table[]; +extern const struct jump_entry __stop___jump_table[]; extern void jump_label_init(void); extern void jump_label_lock(void); -- MST