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 89B27C43602 for ; Thu, 2 Jul 2026 21:50:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:References :In-Reply-To:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=0IZSvpbhhoMEEEbMY/Z5x+HasSBp6KlYSwfvZ7hHNFc=; b=pHaMntkXikpSwO gbG6XDUi3CGE8Na/9+KHgqYpVlT3vCtE5mtJnNrHgS5FqnoY/O7JLUSgu2quKiLy7FjuYVy2woSko g/fU6qEQDmhO8G2Yp1Sj/MTNzxvRIAUXhjwaT3hK/2745va/DZJ7nKR/k22I/uLDCbmyjFBfAJ7hI MBuTwvdWAZ7qs3VHobvsRNCSTgnUzZ2iL8Veb5jK+f3R1c0bIGzqn+ft8pjtkpLhzqa6F7GN9Lzcq KvB5rd+G5InwTuK7pdtIL5t77sKS79ATuT6XB34N+r6h5EqRdDXxI8SDjx9MOFhat2MZ0G63BCMRW W19RmDrCsItaKlXeSSsA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfPIH-00000005Ztc-1C97; Thu, 02 Jul 2026 21:50:03 +0000 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.99.1 #2 (Red Hat Linux)) id 1wfPIG-00000005Zt1-0v8m for linux-riscv@lists.infradead.org; Thu, 02 Jul 2026 21:50:00 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by tor.source.kernel.org (Postfix) with ESMTP id 417C7601CA; Thu, 2 Jul 2026 21:49:59 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 229061F000E9; Thu, 2 Jul 2026 21:49:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783028999; bh=OR8xOq9dAd26ujiAwVszzOHiLCszARnPiwIaNz5ESn0=; h=From:To:Cc:Subject:In-Reply-To:References:Date; b=B+tc+5RHqY3JoS8BHBFtIs6Ixwb3FHiZW7sw1eSjWzSZOdtdOeiX1LOBPB259SqN0 RNu9r3S6UrqNIzSwvlS0ScHYEXZUS4yKPvIEK6KMwjeIWpfxZumCiw9DxB+KO6MQY1 ZI5ulAka1rXUJeevOMYAvWilVlf7cswGz3Dxdg/7doTH+m+bgGilYGCAoBXpM2yze+ njTHv1m+JV3W3uth459/AznoFJO4beF/j9n/ic34ynDmKQQgBUnWNLxloBHcFS7A8E ikCdHAQgPb2eYut2DcXNxvdCL/QOxh0vGXxjv4Fo+Kn0pYSvtPQluXZyAJPKTejWQ+ kdFdgBw5+DLDA== From: Thomas Gleixner To: "H. Peter Anvin" , Michal =?utf-8?Q?Such=C3=A1nek?= , Peter Zijlstra Cc: Jonathan Corbet , Shuah Khan , Huacai Chen , WANG Xuerui , Madhavan Srinivasan , Michael Ellerman , Nicholas Piggin , "Christophe Leroy (CS GROUP)" , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Andy Lutomirski , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, Andrew Donnellan , Mark Rutland , Arnd Bergmann , Jiaxun Yang , Ryan Roberts , Greg Kroah-Hartman , Mukesh Kumar Chaurasiya , Shrikanth Hegde , Zong Li , Nam Cao , Deepak Gupta , Lukas Gerlach , Rui Qi , Kees Cook , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, loongarch@lists.linux.dev, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org Subject: Re: [RFC] entry: Untangle the return value of syscall_enter_from_user_mode from syscall NR In-Reply-To: References: Date: Thu, 02 Jul 2026 23:49:56 +0200 Message-ID: <87h5mhnjsr.ffs@fw13> MIME-Version: 1.0 X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org T24gV2VkLCBKdWwgMDEgMjAyNiBhdCAxMToyOSwgSC4gUGV0ZXIgQW52aW4gd3JvdGU6CgpDYW4g eW91IHBsZWFzZSB0cmltIHlvdXIgcmVwbGllcz8gU2Nyb2xsaW5nIHRocm91Z2ggaHVuZHJlZCBs aW5lcyBvZgp1c2VsZXNzIHF1b3RlZCB0ZXh0IGlzIGp1c3QgYW5ub3lpbmcuCgo+IE9uIEp1bHkg MSwgMjAyNiAxMDo0MjowOCBBTSBQRFQsICJNaWNoYWwgU3VjaMOhbmVrIiA8bXN1Y2hhbmVrQHN1 c2UuZGU+IHdyb3RlOgo+Pi1zdGF0aWMgX19hbHdheXNfaW5saW5lIGxvbmcgc3lzY2FsbF9lbnRl cl9mcm9tX3VzZXJfbW9kZShzdHJ1Y3QgcHRfcmVncyAqcmVncywgbG9uZyBzeXNjYWxsKQo+Pitz dGF0aWMgX19hbHdheXNfaW5saW5lIGxvbmcgc3lzY2FsbF9lbnRlcl9mcm9tX3VzZXJfbW9kZShz 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