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[2620:137:e000::1:20]) by mx.google.com with ESMTP id bk13-20020a056a02028d00b0053ef95fa919si4697134pgb.458.2023.06.04.20.15.04; Sun, 04 Jun 2023 20:15:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232682AbjFECw4 (ORCPT + 99 others); Sun, 4 Jun 2023 22:52:56 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56166 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231705AbjFECwz (ORCPT ); Sun, 4 Jun 2023 22:52:55 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A450EBC; Sun, 4 Jun 2023 19:52:53 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 2F0BB61D9E; Mon, 5 Jun 2023 02:52:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id EC71FC433EF; Mon, 5 Jun 2023 02:52:46 +0000 (UTC) Date: Sun, 4 Jun 2023 22:52:44 -0400 From: Steven Rostedt To: Nadav Amit Cc: "Edgecombe, Rick P" , "kent.overstreet@linux.dev" , Thomas Gleixner , "mcgrof@kernel.org" , "deller@gmx.de" , "netdev@vger.kernel.org" , "davem@davemloft.net" , "linux@armlinux.org.uk" , "linux-mips@vger.kernel.org" , "linuxppc-dev@lists.ozlabs.org" , "hca@linux.ibm.com" , "catalin.marinas@arm.com" , "linux-kernel@vger.kernel.org" , "linux-riscv@lists.infradead.org" , "linux-s390@vger.kernel.org" , "palmer@dabbelt.com" , "chenhuacai@kernel.org" , "mpe@ellerman.id.au" , "x86@kernel.org" , "tsbogend@alpha.franken.de" , "rppt@kernel.org" , "linux-trace-kernel@vger.kernel.org" , "linux-parisc@vger.kernel.org" , "christophe.leroy@csgroup.eu" , Will Deacon , "dinguyen@kernel.org" , "naveen.n.rao@linux.ibm.com" , "sparclinux@vger.kernel.org" , "linux-modules@vger.kernel.org" , "bpf@vger.kernel.org" , "linux-arm-kernel@lists.infradead.org" , "song@kernel.org" , "linux-mm@kvack.org" , "loongarch@lists.linux.dev" , Andrew Morton Subject: Re: [PATCH 12/13] x86/jitalloc: prepare to allocate exectuatble memory as ROX Message-ID: <20230604225244.65be9103@rorschach.local.home> In-Reply-To: <50D768D7-15BF-43B8-A5FD-220B25595336@gmail.com> References: <20230601101257.530867-1-rppt@kernel.org> <20230601101257.530867-13-rppt@kernel.org> <0f50ac52a5280d924beeb131e6e4717b6ad9fdf7.camel@intel.com> <68b8160454518387c53508717ba5ed5545ff0283.camel@intel.com> <50D768D7-15BF-43B8-A5FD-220B25595336@gmail.com> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,RCVD_IN_DNSWL_HI,SPF_HELO_NONE,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 1 Jun 2023 16:54:36 -0700 Nadav Amit wrote: > > The way text_poke() is used here, it is creating a new writable alias > > and flushing it for *each* write to the module (like for each write of > > an individual relocation, etc). I was just thinking it might warrant > > some batching or something. Batching does exist, which is what the text_poke_queue() thing does. -- Steve