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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8B644C88E7F for ; Tue, 15 Sep 2026 11:52:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Reply-To:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:Message-Id:Date: Content-Transfer-Encoding:Content-Type:References:In-Reply-To:Cc:To:Subject: From:MIME-Version:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ekDoF5aUkaIqLM1AvgKs+prcUXxdZryD2GdHfQi8iAA=; b=Pa8vg9U5vyvtzu6XsPXznk7id5 gMLXFRKeXI639nMm0/4OSBs18MsaM/ezyAGCZVI04nNhFAijse5amRTVg1ZHsctEy74jv+7bCFxzv y+TDjpTvvZmgrC8w1oZ5efkKpLD1hA4PCdW2wOQkX4DlDXAuOVL4LntsSMgfHRUrd7SgX5lZXMxqx MSxcD3IOhqEFjFWmNpumpDJwQ+MKFMNU1lmI3SeKKQSEOlV8qtDeguaNI9VLE9SzvLPUXMukh2NPE nDm4PFjl8j/HmQKxqX+tXpew79q6E0icrzQxlMipGGFXnL2VDvcPW2VBEJOhrI84b+aw7dHuY8Osb r1UIVX4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1x6Ri1-00000006JOW-1F4P; Tue, 15 Sep 2026 11:52:21 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1x6Ri0-00000006JOA-1iDc; Tue, 15 Sep 2026 11:52:20 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id DCC2140C2B; Tue, 15 Sep 2026 11:52:19 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F289F1F000FF; Tue, 15 Sep 2026 11:52:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789473139; bh=ekDoF5aUkaIqLM1AvgKs+prcUXxdZryD2GdHfQi8iAA=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=gD24zazrk8TigMiCd5ASn+dm6txgjVpHa5zvxMTtUFRuPgLF3PTUXkAm0k3tzbTVQ kW4KsfY0HBGQif9CYx1pshd5pTSxWeoqAtmTVWdPBVqC5Vn35qXuEvnFfVWf0GTUKh RUU6SoJAkl5L0Kq8QF9Rmz6Bec1Ua+EO9EvYsJxPA1pHKVceE0vbNalGCUnepaasCe DK9cR0VwmXUnDDchOmLvDyG+u5nXi3gO659qnVPIeiexcntK9tyLliM401L/8g63N3 plW5ukJMt7+DcxaIYWdMgQ+GjvsoPq80PE5u4Yrt6L+3cW6+83I52c5iJrh0Haefuc 0OjHhKSvx0zPw== From: sashiko-bot@kernel.org Subject: Re: [PATCH RFC POC 02/50] entry: commit fds on syscall exit To: "Linus Torvalds" , "Christian Brauner" Cc: linux-um@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-csky@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, virtualization@lists.linux.dev, =?utf-8?b?Q2hyaXN0aWFuIEJyYXVuZXIgKEFtdXRhYmxlKQ==?= , "Peter Zijlstra" , "Alexander Viro" , "Michael S. Tsirkin" , linux-hyperv@vger.kernel.org, "Oleg Nesterov" , "Eugenio Perez" , linux-mm@kvack.org, linux-gpio@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-sh@vger.kernel.org, linux-m68k@lists.linux-m68k.org, kexec@lists.infradead.org, "Jan Kara" , io-uring@vger.kernel.org, sparclinux@vger.kernel.org, "David Airlie" , kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-snps-arc@lists.infradead.org, "Jens Axboe" , "Ingo Molnar" , linux-kernel@vger.kernel.org, bpf@vger.kernel.org, "Jann Horn" , linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, dri-devel@lists.freedesktop.org In-Reply-To: <20260915-work-fd-reserve-unify-folded-v1-2-4d5217d6b246@kernel.org> References: <20260915-work-fd-reserve-unify-folded-v1-0-4d5217d6b246@kernel.org> <20260915-work-fd-reserve-unify-folded-v1-2-4d5217d6b246@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Tue, 15 Sep 2026 11:52:17 +0000 Message-Id: <20260915115217.F289F1F000FF@smtp.kernel.org> X-BeenThere: kexec@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: sashiko-reviews@lists.linux.dev Sender: "kexec" Errors-To: kexec-bounces+kexec=archiver.kernel.org@lists.infradead.org > Reserving a descriptor with fd_prepare() marks the task with > SYSCALL_WORK_FD_SLOTS. The syscall exit path already tests the > syscall work bits so a syscall that deferred nothing pays nothing new > and one that did takes the slow path. syscall_exit_work() commits the > reservations before audit and ptrace. >=20 > Architectures without the generic entry code grow TIF_FD_SLOTS bit in > their syscall exit work in the following patches. >=20 > Signed-off-by: Christian Brauner (Amutable) Sashiko has reviewed this patch and found no issues. It looks great! --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20260915-work-fd-re= serve-unify-folded-v1-0-4d5217d6b246@kernel.org?part=3D2