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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3D31BEB64DA for ; Sat, 17 Jun 2023 06:53:07 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CD3886B0078; Sat, 17 Jun 2023 02:53:06 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C83778E0002; Sat, 17 Jun 2023 02:53:06 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B4C708E0001; Sat, 17 Jun 2023 02:53:06 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id A6ED26B0078 for ; Sat, 17 Jun 2023 02:53:06 -0400 (EDT) Received: from smtpin27.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay02.hostedemail.com (Postfix) with ESMTP id 6ADA8120F13 for ; Sat, 17 Jun 2023 06:53:06 +0000 (UTC) X-FDA: 80911322772.27.84EB862 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by imf23.hostedemail.com (Postfix) with ESMTP id B322614000E for ; Sat, 17 Jun 2023 06:53:04 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=O0jdChYv; dmarc=pass (policy=none) header.from=kernel.org; spf=pass (imf23.hostedemail.com: domain of rppt@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=rppt@kernel.org ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1686984784; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=RZGPkjNAJTHLDcv0th+muBHAb7Z2IJpryUg78ksCRFs=; b=qxnTH3XmgmW9NJbnU29Ex7NB11hCBJGyCgYhb6UaN4C4Qj5w0ixw58qPIJKU4es798aDV9 4lYvceB9V5NyoTyU6sawDJ3eETv7mzJTLaxoxLY+o2skUAleafaEZS0CPHxHodLTC9Okx6 GAWPKcH+bnlsrJXQsRzB1vaZghk9iaA= ARC-Authentication-Results: i=1; imf23.hostedemail.com; dkim=pass header.d=kernel.org header.s=k20201202 header.b=O0jdChYv; dmarc=pass (policy=none) header.from=kernel.org; spf=pass (imf23.hostedemail.com: domain of rppt@kernel.org designates 139.178.84.217 as permitted sender) smtp.mailfrom=rppt@kernel.org ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1686984784; a=rsa-sha256; cv=none; b=3cxauLcVJM/VjkcRM7jfz6idFTCrYeyJp9K4/qI62yIZ9IbFUQAjwoxwNPh41zeqJjtgGR d6cn29LHTsNtiqF8zUbzsgKumVwL9ZbULpeQz6tpoQ38HVfCYc5cQ0NkzTgh/M46UwWXky HjBtw/+YYlXdbdJo8ies/19vOiQv6X8= 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)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id DF07561087; Sat, 17 Jun 2023 06:53:03 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 22C22C433C0; Sat, 17 Jun 2023 06:52:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1686984783; bh=s5IbUS/R9FUeza7Uno3Hll+WeqZYFms0rCFRllsd4i8=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=O0jdChYvxLTPBx1BOB1xElON4yTO54jJpqqtDjBH7kzjTk7h8ut1Zvwg88nJSwHD5 dR46BC1yX4kfsB9fmhzM3g5FAiBBJ7EopEe68OhToY9ZvFD0H28XYCChSftyR0QUBZ RDI9hk6abzU7ADT2Mp8RObMy225YcvgqAzj8bWooQ/IUkq2S0z3QH97xrM4q9eh/eL W9Ix4DLih/xlZ3Zq9c6AydZXL5tY2UznK8+LjAqeaAIVsE4aQyWtPv0n7kE5DQG+KX YYFIH+XCs7DhkCWkawXBSwV8RH6HWXBuasnHhsf1ZYp1zsYvUdnbybweDJ02yKksNs +4CfHcBEs1MPg== Date: Sat, 17 Jun 2023 09:52:16 +0300 From: Mike Rapoport To: =?iso-8859-1?Q?Bj=F6rn_T=F6pel?= Cc: linux-kernel@vger.kernel.org, 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 , 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 Message-ID: <20230617065216.GS52412@kernel.org> References: <20230616085038.4121892-1-rppt@kernel.org> <20230616085038.4121892-13-rppt@kernel.org> <87r0qbmy14.fsf@all.your.base.are.belong.to.us> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <87r0qbmy14.fsf@all.your.base.are.belong.to.us> X-Rspamd-Queue-Id: B322614000E X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: xagsdkfrope6ttibkhzpiametksczz36 X-HE-Tag: 1686984784-848816 X-HE-Meta: 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 uwJF7t0D 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Fri, Jun 16, 2023 at 01:44:55PM +0200, Björn Töpel wrote: > 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: Yeah, I think so. Thanks! > --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 option > allows the kernel to generate native code when a program is loaded > --8<-- > > > Björn -- Sincerely yours, Mike.