From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5BD7DC3A59F for ; Mon, 26 Aug 2019 12:57:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2750721852 for ; Mon, 26 Aug 2019 12:57:43 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="z9QCoPLq" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732111AbfHZM5m (ORCPT ); Mon, 26 Aug 2019 08:57:42 -0400 Received: from merlin.infradead.org ([205.233.59.134]:54298 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730767AbfHZM5l (ORCPT ); Mon, 26 Aug 2019 08:57:41 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=merlin.20170209; h=Subject:Cc:To:From:Date:Message-Id: Sender:Reply-To:MIME-Version:Content-Type:Content-Transfer-Encoding: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=BwNvFz5ICiIfDFwTlrOTMntBeu9sHaNPD8/acHilW3M=; b=z9QCoPLqHF8dvcUOyZQ6UdZ7m Of8V50yvlrsDD9pHe6vgyDTBLfB/lGIqVC0pNcwpc1ixttjSRlZP6f8uLCANRdhZO82hg16H4moFx xADqbhoQg63C/3yKKIHVZJXuXHHQGCmElEgiCwIXsop3f/DbRhHcNYjaA1ns19OvNkly1qzbEo1Ba Fwl6RUgQpSRkVfU95cVbACH3zpb5QGaCwg+EILmvfd4mqPtrPZz/fgFzFvqaUMPrihoYuwAY/dXQk VbnGaK9HcvjSjl3L/yYhms1t1GGQybWdl81DaL8Jh8OurqpYXp+F9PQSfx13I2T00psvUumcRrWnL uqUbOI2aQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.92 #3 (Red Hat Linux)) id 1i2EYb-0006vv-Fa; Mon, 26 Aug 2019 12:57:13 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 078073070F4; Mon, 26 Aug 2019 14:56:37 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 0) id 7AAE9202245D4; Mon, 26 Aug 2019 14:57:10 +0200 (CEST) Message-Id: <20190826125138.710718863@infradead.org> User-Agent: quilt/0.65 Date: Mon, 26 Aug 2019 14:51:38 +0200 From: Peter Zijlstra To: linux-kernel@vger.kernel.org, x86@kernel.org Cc: Nadav Amit , Andy Lutomirski , Dave Hansen , Song Liu , Masami Hiramatsu , Steven Rostedt , Daniel Bristot de Oliveira , Peter Zijlstra Subject: [PATCH 0/3] Rewrite x86/ftrace to use text_poke() Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Ftrace was one of the last W^X violators; these patches move it over to the generic text_poke() interface and thereby get rid of this oddity. Very lightly tested...