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[2620:137:e000::1:20]) by mx.google.com with ESMTP id x4-20020a63db44000000b00476e6407413si33101143pgi.15.2023.01.17.03.18.08; Tue, 17 Jan 2023 03:18:14 -0800 (PST) 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=brdWOuG0; 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 S236412AbjAQK0s (ORCPT + 49 others); Tue, 17 Jan 2023 05:26:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35750 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236273AbjAQK0p (ORCPT ); Tue, 17 Jan 2023 05:26:45 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [IPv6:2604:1380:4601:e00::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 652306E90; Tue, 17 Jan 2023 02:26:44 -0800 (PST) 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 ams.source.kernel.org (Postfix) with ESMTPS id 154EDB81263; Tue, 17 Jan 2023 10:26:43 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 56460C433D2; Tue, 17 Jan 2023 10:26:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1673951201; bh=b3nK4kFIkeuzu66DlOX2cgMjXs0VXS2oIYg2wFA3m30=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=brdWOuG0zyB1x1Xf4yET8rOQwP2kFCHpqP8FmiVVocu+rWLXZSEp1UcXc1tlQvWWL iC0MZcKkjwC9yzRuECgnn3/3QjTOfE/q647XeOMJdxlKBamTfTb+z/E4qBwNQtinbF AYZsGga41ixzDcGBQBC5a5VvTu9Fpjati59/hQrHmUi4TBxJW6NOZs2pJK76IkuZrZ nS/bMCrF1lgdiz5ybH6y2Ws1xTCaCkEXS72Zkb0lY8SWOsxdqsSu+AsrOk8sP+rQUT bmnFhEiNQ0wIfndhdLMhkInJOTGd5VyDeolKZAgHgHW9N1jL0/vJelTPlNjhI2xG7i FRK4RWNaVpl3A== Date: Tue, 17 Jan 2023 11:26:38 +0100 From: Wolfram Sang To: Bartosz Golaszewski Cc: Bartosz Golaszewski , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] i2c: dev: don't allow user-space to deadlock the kernel Message-ID: Mail-Followup-To: Wolfram Sang , Bartosz Golaszewski , Bartosz Golaszewski , linux-i2c@vger.kernel.org, linux-kernel@vger.kernel.org References: <20221229160045.535778-1-brgl@bgdev.pl> <20221229160045.535778-3-brgl@bgdev.pl> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="//qEJWNh+7NkzxBA" Content-Disposition: inline In-Reply-To: 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 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 --//qEJWNh+7NkzxBA Content-Type: text/plain; charset=us-ascii Content-Disposition: inline > No, not really. It can be logically split into two elements though: Ok, no worries. > removing the existing completion and then adding the locking bits > which unfortunately go into many places. I tried to make the commit > description as elaborate as possible but let me know if you have any > specific questions. Will do. The commit message _is_ nicely elaborate, still I need to dive into the topic thoroughly. I'll let you know how it goes. --//qEJWNh+7NkzxBA Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmPGd94ACgkQFA3kzBSg KbZ8bA/+MQJa65dFS35N3+BwtZ1T3G4+plkSce4eYzzoZ92+dNM7h2x/QcfPUYkP JlgSGVcl7htYQOtAG8yuheIYJaCbz09mID7Jsh8+ztpcDCQcBdse9zh/z6BQRa/b azP4GMb6+ZS7LG/cS+DS239Lq/34fHvktIJ5d7Gc9osg2AnlRPu60dVlD9ZqZFj1 2vMgWGl5iEyahcojfn+7wJSt23jvTI3v6PS7poZWkAtDg7j5KKrwtzI1/Xlyhx7m cg8GKzbNT/9RpcmggG6yuhpBk62N4FoDnXke7710eeneN0BbBbqQMRywnie2XBh5 MsLxJ8ghML6kN/XugBPzHob3eAsaBFHpyxDTFHiLUN88Aj2Yxgvt8z7DGVMG0q/2 1v36rZYB6JqFb1YZfuPFXKB5t3gW+ozSK5XRXNZ4jtzCEn8CHMbJOYb8xnpQOyNz n1H4kG2XYyUpT3npfR3M3evThuCn8U1bErYS9Iq5C+3K3H7YTwjGAf0R/89Of6Dq dj7dso38M22UcxEVrwtGY9Of2qI1J8kdxjycksp89TVLgO2NiaPDNAcaEdOYSvuZ WslvYTr5WM6dLgG5fG1m14kxXpMvgioQCGTkKRm3ph/JPChE8GLwKSoyf7jrefTl 02/JCqa4IwA8I0RMoYD1T/lHQ1+r14fJ2Z+dvks5UMGyfdsBidk= =dspZ -----END PGP SIGNATURE----- --//qEJWNh+7NkzxBA--