From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f170.google.com (mail-pl1-f170.google.com [209.85.214.170]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 64EC3471CFB for ; Mon, 21 Sep 2026 23:39:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.170 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790033944; cv=none; b=dHjS7VpgEZzjCNEfP0xFuLlbLHW26hmQsdY7JwzPOxLWjUWa2gI/3i3uAkxwRqnOz+hisJWSPI2x8V/+fN1eXPZje6B+gfBa1tZhJm1eGJPLctbb6ZCnHOTd7Emk3iXSAqxAZ5thBj4O903taM5yCstJ9YYvUX2grinFHUE5n6Q= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790033944; c=relaxed/simple; bh=Vi0byBQ6eTPn8Hm3DwBTt1QuqWUnBnxfF9vYCnJkVaI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=uagV8xTiZBslH7fnacnqXy5iL7S9SbXA189V8mti2mH/s3c1HdajopXiAYwg3oNIsfjkX0WQnQ2ZtO6/K0sqf8gI+Z4ddayb6B68lqI0M5+ofI4Lau1AaYSFJjxkwRgpRvn/5YiMGZl4QK4qH9QCCopI5BJunSXYkHTA5iMuwqk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=dq9i+0yx; arc=none smtp.client-ip=209.85.214.170 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="dq9i+0yx" Received: by mail-pl1-f170.google.com with SMTP id d9443c01a7336-2d8facae850so33105ad.0 for ; Mon, 21 Sep 2026 16:39:03 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1790033943; x=1790638743; darn=vger.kernel.org; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:from:to:cc:subject :date:message-id:reply-to:content-type; bh=JYSc9TZJl70xsfiMBgdeHeiAhwqgPx8+5Bf/0PtU6RE=; b=dq9i+0yx4OjldeB0529SwpiRmpsSiXuJn0XMzfU8hPS0n8mTZI0d3EhPzuy5yjtk+D 1bbf11wNsuKl4N0ZDZcYjkXry7OldA+Q3mIx+ZVwOqZe+ET/4p7ZlF/A12gL1HsStuuR jfpyoCKDpLO7W4Z4T6UgwVY0Z/Irs9mcNyvvPG6p92UPeqU3KJiS0g6yy+TPQCdjlv36 eo9dHh5tIcgt6iocGVaKRwrOPeqimjr0Ddal2Diuh5EfzFsD2uQXlYt1MF7pkxZSFO8x voGBe3XSy/NuksrU4jyK0jdPN9phD2Ddf6ejWJFZEb43kKIXqLN3P/Q6bTnuGaoF36w1 7e+Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790033943; x=1790638743; h=in-reply-to:content-disposition:content-type:mime-version :references:message-id:subject:cc:to:from:date:x-gm-gg :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=JYSc9TZJl70xsfiMBgdeHeiAhwqgPx8+5Bf/0PtU6RE=; b=gNG/ILDKy8RaLmf0Fb8Yog6jDVfAWyvbn34Q15iustc4vBbxVZKwad7R/cGiUQRWky kA1iE1BFb9ln1suC9Y89eoo82foGz/rrZf1p/1yx6cPYH3KEB2mwdcGFHFv4NgYG/s63 B+AqA0VWH8U8Gm+bS1jXiJSlpe43SsuBcTmxAu/kbQme45pmtgeznGg8vClxoDG5UMGP w1HF5m6WpcMxSebxIfXg+bCcxBHpZayYLlIgzS+kYHsvd0C/THzdNUMVdnBhbybKPoEN sU+/0/0rWA//wG4+I0S+gcRHHA/PqqU3LIYrPqZyA3fiP83n7OcPnT1+O3+Bk2yw1gb9 BXug== X-Forwarded-Encrypted: i=1; AKwUvBxajI4lnakFusJevnrcU663mXW7ZzSnDPy16AiNq5L68nymeouUIrxsDMAqS88TPPB0tap1BbUi3ABXfgo=@vger.kernel.org X-Gm-Message-State: AFuF++lYJIAezUxJwucV+nviyhEXsUophRADzwqNfQeqiMPhN7V/vSjt VUOrcaZKsZFW39sKFn7cF+xkCMIQlzXvmH2x1Y5UoPCnpy8xC+OBq2RHSWp7571gcg== X-Gm-Gg: AYBFou2BHmzoaxW/jUciu8lS/GZ+KXSFeNsIcdzmp90fvdp4lEON2njsRxGJacHD9fg 8eyFbcQG6h2xjTQX4wc8JyHRAuYGu2Gfm1UihXmpw+bFWg1rX5qvRM2HbVI/xA4hmw1EpJkPXt+ k+AjsUXZDmdGkYNcgpFCTKNHOhnDJT1iUzNKvZT7kgHBPpwOXVIoYs2DE64bMwQaezyCl1c8g72 AaqDYeaqe/Oi9Ba5exRBhmtHDzb9mVEHRTNkCfKaHQnp4/Bf99njcqaM0WOjpaqEkACa2wOjy/R irPLm785SVxxa40PZa+TKDHfq/wmiwczltQ1dufbjpPpUJqIA1pxA0G6tqCJWb6E2YOSK5GQALp EMA7W5UOsMk2JGr4cmstev/d7ClGgmoVthaRiYMxgbJshogq4rxmRt5c2mQFtP9G6QvC+h2beIP 01bSgYs4k0qwqCO9F9HWQLQ/k54cgYrUjLheJ6heKlnl+c9brJexxPswaux1LVEjsiqSu76RyIJ sUHOMmHYPAhx1cBGzIqWJpOmrUDXBBZ2yjElm39KQ7b2UCz7s1iGQJ8AUNLCR8HfVD00LcykQOc CCIsrL7O70uXJxfiKbfLXSUEqlfJ6grJ7AzUqWgkrK4A9Z0= X-Received: by 2002:a17:902:fc8d:b0:2d5:db38:8010 with SMTP id d9443c01a7336-2df5b83635bmr2369315ad.15.1790033942078; Mon, 21 Sep 2026 16:39:02 -0700 (PDT) Received: from google.com (99.95.125.34.bc.googleusercontent.com. [34.125.95.99]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3a0691fe5ddsm1049674a91.3.2026.09.21.16.39.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Sep 2026 16:39:01 -0700 (PDT) Date: Mon, 21 Sep 2026 23:38:56 +0000 From: Carlos Llamas To: Alexandre Courbot Cc: Greg Kroah-Hartman , Arve =?iso-8859-1?B?SGr4bm5lduVn?= , Todd Kjos , Christian Brauner , Alice Ryhl , linux-kernel@vger.kernel.org, rust-for-linux@vger.kernel.org Subject: Re: [PATCH] binder: use irrefutable let patterns Message-ID: References: <20260921-binder_let-v1-1-0cfc4c535544@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260921-binder_let-v1-1-0cfc4c535544@nvidia.com> On Mon, Sep 21, 2026 at 12:49:28AM +0900, Alexandre Courbot wrote: > Replace matches on infallible results with irrefutable let patterns, > which are available since Rust 1.82. > > This removes boilerplate for handling impossible error variants. > > Signed-off-by: Alexandre Courbot > --- Thanks for the cleanup Alexandre. Acked-by: Carlos Llamas