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[2620:137:e000::1:20]) by mx.google.com with ESMTP id m2-20020a170902db0200b001b3c98537eesi1084809plx.373.2023.06.16.05.18.34; Fri, 16 Jun 2023 05:18:49 -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; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=dr7CzoJH; 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; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344708AbjFPLpa (ORCPT + 99 others); Fri, 16 Jun 2023 07:45:30 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32778 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1345052AbjFPLpU (ORCPT ); Fri, 16 Jun 2023 07:45:20 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 46A8530EC; Fri, 16 Jun 2023 04:45:01 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 899E361CD7; Fri, 16 Jun 2023 11:44:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 29582C433C8; Fri, 16 Jun 2023 11:44:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686915898; bh=SBlkM7J7cvJwutjgEGnThrak9ds+eyJewMFlSVnYUvs=; h=From:To:Cc:Subject:In-Reply-To:References:Date:From; b=dr7CzoJHNGeu3w3PgQKLWgVwS9T8cogmFWxroVNKHQZDVRo1UlUd3ic6QqjbwPyzL OrTkekqfG41TcJ3iuPiKUyrB43uuzPMT/0N+uNrFSxpmmBrDSUdTB52vLORYSlSGYC zBPrNwFYpqJ6pHwJkfuoCJg83QW4DoAAZMoW7rg5cWa/X5mOB3ohe76UHlwkbmHF3A /s/K3g9D3SAsQdF/x03HA66saxLvv2vv83w0xLa5tpsgpmppcvsyNqXALWojA66hpv A4m1rairPJ1Asf5I3bxm4yZMgl9hnWw00dt40QPDw754Cvio4MJWVbW7zmCUuCnxMU OmX7v0eMaso5Q== From: =?utf-8?B?QmrDtnJuIFTDtnBlbA==?= To: Mike Rapoport , linux-kernel@vger.kernel.org Cc: Andrew Morton , Catalin Marinas , Christophe Leroy , "David S. Miller" , Dinh Nguyen , Heiko Carstens , Helge Deller , Huacai Chen , Kent Overstreet , Luis Chamberlain , Mark Rutland , Michael Ellerman , Mike Rapoport , Nadav Amit , "Naveen N. Rao" , Palmer Dabbelt , Puranjay Mohan , Rick Edgecombe , Russell King , Song Liu , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Will Deacon , bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-modules@vger.kernel.org, linux-parisc@vger.kernel.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev, netdev@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org Subject: Re: [PATCH v2 12/12] kprobes: remove dependcy on CONFIG_MODULES In-Reply-To: <20230616085038.4121892-13-rppt@kernel.org> References: <20230616085038.4121892-1-rppt@kernel.org> <20230616085038.4121892-13-rppt@kernel.org> Date: Fri, 16 Jun 2023 13:44:55 +0200 Message-ID: <87r0qbmy14.fsf@all.your.base.are.belong.to.us> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,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 Mike Rapoport writes: > From: "Mike Rapoport (IBM)" > > kprobes depended on CONFIG_MODULES because it has to allocate memory for > code. I think you can remove the MODULES dependency from BPF_JIT as well: --8<-- diff --git a/kernel/bpf/Kconfig b/kernel/bpf/Kconfig index 2dfe1079f772..fa4587027f8b 100644 --- a/kernel/bpf/Kconfig +++ b/kernel/bpf/Kconfig @@ -41,7 +41,6 @@ config BPF_JIT bool "Enable BPF Just In Time compiler" depends on BPF depends on HAVE_CBPF_JIT || HAVE_EBPF_JIT - depends on MODULES help BPF programs are normally handled by a BPF interpreter. This opti= on allows the kernel to generate native code when a program is loaded --8<-- Bj=C3=B6rn