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 54F36C44501 for ; Wed, 15 Jul 2026 09:04:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type: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=VX7v5KznOGst/S32zIq13isYK9aQbcFUdNYlBguUuc0=; b=r4i4S19PbdwG94hlUztj2MBeGR K+QT/Sd9bYqnLpKLSPS3gYUJoXEafNUy0+1MRcF5yhmSkEHeQtRjy8vDK9Um+J/p4TKjBrQ+hFVWS jlRmhCBd2+OafiGnJw9EGIyfM+xc5KC+gSwGn7GBCV2KNoFtYHQDlgH1VEWu035NmyveeTJn3vYcp u/Jy/FnuxsIjn3gsTCKqWMUTUrilv0ldIrfdVZnSVCIAZBqOkR514ZAoADnAQ4mBfN8h0KstsoqXJ /Gws6gVdjmk6rNblkE9u2Xh/eL4Fjdp/HhoBcx8PWms3jog+qTQLLAQKTiKoCYjU+up+EpUht6ipd v0DqZf3A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjvWy-0000000EFwA-3XDL; Wed, 15 Jul 2026 09:03:54 +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 1wjvWx-0000000EFw0-2joo; Wed, 15 Jul 2026 09:03:51 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 0B29A43B69; Wed, 15 Jul 2026 09:03:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 110871F000E9; Wed, 15 Jul 2026 09:03:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784106230; bh=VX7v5KznOGst/S32zIq13isYK9aQbcFUdNYlBguUuc0=; h=From:To:Cc:Subject:In-Reply-To:References:Date; b=Mp9b9tA1KsQJcysDV5RgBKBMJTWV+8PyD1YK/DtL5YbfSJnfI2mdI68YW8UhLCZsN yHzbUs5VcVEC4mFb+D2l+PtQWybslLwNtVqM7ljXGi8kYsmMs56+Ijv0vyr+iRpsC8 vOP7qSTE8VGiPtNWfpzA4RhaYAMQMF0cuxho3kGHt/9zuP7emOkG0JxyBE2dIs4Zzj i7WyuimjZqPZ6UkZO9oPeX19hsIGSbz06E13ot/gmtLrxK24748nIGVEqQI+cbKF/d Sm4O626cWSzvQEDbEtTWkY9c4yJvyd4TGLZfKBAuRRkw7ohLEo2/kz0DKlHbUrG8lY ZgWrFIC1PQf0w== From: Thomas Gleixner To: Thomas =?utf-8?Q?Wei=C3=9Fschuh?= Cc: Arnd Bergmann , Andy Lutomirski , Vincenzo Frascino , Nathan Chancellor , Nicolas Schier , Thomas Bogendoerfer , Daniel Lezcano , Mark Rutland , Marc Zyngier , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Huacai Chen , WANG Xuerui , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-mips@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev Subject: Re: [PATCH 3/7] MIPS: csrc-r4k: Replace CONFIG_GENERIC_GETTIMEOFDAY ifdeffery with IS_ENABLED() In-Reply-To: <20260715102751-d1ed7195-f541-484e-9843-73ee4237b7b5@linutronix.de> References: <20260709-vdso-arch-clockmodes-v1-0-3fd780bbf851@linutronix.de> <20260709-vdso-arch-clockmodes-v1-3-3fd780bbf851@linutronix.de> <87wluwoe1c.ffs@fw13> <20260715102751-d1ed7195-f541-484e-9843-73ee4237b7b5@linutronix.de> Date: Wed, 15 Jul 2026 11:03:47 +0200 Message-ID: <87tsq0oc98.ffs@fw13> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Jul 15 2026 at 10:43, Thomas Wei=C3=9Fschuh wrote: > On Wed, Jul 15, 2026 at 10:25:19AM +0200, Thomas Gleixner wrote: >> and then you can just unconditionally set clocksource::vdso_clock_mode >> in all drivers. >>=20 >> No? > > It will weaken the sanity check in __clocksouce_register_scale() if > CONFIG_GENERIC_GETTIMEOFDAY=3Dn. I am not sure what that sanity check > is supposed to protect against, so I left it as is. > If we can weaken the check, or maybe even remove it, > I'm all for your simpler aproach. The sanity check is there to catch random numbers being assigned. I does not weaken when it's actually unused :) 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 E04EDC44507 for ; Wed, 15 Jul 2026 09:04:05 +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=cYEEDEm9WiPx9c486G5knqoY9XiRxA3dk6v8eM5ZIPg=; b=oIVw4h1ZKZRe5w EOmfKVxdROxOhaEMjUSyCPZRijrOh0/hIimwY69czF0SdDH8JYQgX4sJQdmdz5O1XauV4pZrorz3u B+0NRpzpbqVw7UOuw7fdDJbd+9zoi3psz0s2jJ5lUdXVQr/JRJN9Hz94PIJFRsK2DudfUlEKNBNc7 XFu7mczZmNcGN8EcmA0pVC/9P0CbBAmc81yko3M5bz7shhQ6xmOHhNjkQKMKI43C9JzGFnZEsrDwO 2EA+1TZ35sse5036bIsvuiKP0ZENb/jxMuwbMhD/YNRZK5ZlZdjk6vYiuKtCcMOLRjWzFhH907vmW UlUZeZfN9nAz7KEyhWjg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.99.1 #2 (Red Hat Linux)) id 1wjvX0-0000000EFwT-3Jxy; Wed, 15 Jul 2026 09:03:54 +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 1wjvWx-0000000EFw0-2joo; Wed, 15 Jul 2026 09:03:51 +0000 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) by sea.source.kernel.org (Postfix) with ESMTP id 0B29A43B69; Wed, 15 Jul 2026 09:03:51 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 110871F000E9; Wed, 15 Jul 2026 09:03:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784106230; bh=VX7v5KznOGst/S32zIq13isYK9aQbcFUdNYlBguUuc0=; h=From:To:Cc:Subject:In-Reply-To:References:Date; b=Mp9b9tA1KsQJcysDV5RgBKBMJTWV+8PyD1YK/DtL5YbfSJnfI2mdI68YW8UhLCZsN yHzbUs5VcVEC4mFb+D2l+PtQWybslLwNtVqM7ljXGi8kYsmMs56+Ijv0vyr+iRpsC8 vOP7qSTE8VGiPtNWfpzA4RhaYAMQMF0cuxho3kGHt/9zuP7emOkG0JxyBE2dIs4Zzj i7WyuimjZqPZ6UkZO9oPeX19hsIGSbz06E13ot/gmtLrxK24748nIGVEqQI+cbKF/d Sm4O626cWSzvQEDbEtTWkY9c4yJvyd4TGLZfKBAuRRkw7ohLEo2/kz0DKlHbUrG8lY ZgWrFIC1PQf0w== From: Thomas Gleixner To: Thomas =?utf-8?Q?Wei=C3=9Fschuh?= Cc: Arnd Bergmann , Andy Lutomirski , Vincenzo Frascino , Nathan Chancellor , Nicolas Schier , Thomas Bogendoerfer , Daniel Lezcano , Mark Rutland , Marc Zyngier , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Huacai Chen , WANG Xuerui , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org, linux-mips@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-riscv@lists.infradead.org, loongarch@lists.linux.dev Subject: Re: [PATCH 3/7] MIPS: csrc-r4k: Replace CONFIG_GENERIC_GETTIMEOFDAY ifdeffery with IS_ENABLED() In-Reply-To: <20260715102751-d1ed7195-f541-484e-9843-73ee4237b7b5@linutronix.de> References: <20260709-vdso-arch-clockmodes-v1-0-3fd780bbf851@linutronix.de> <20260709-vdso-arch-clockmodes-v1-3-3fd780bbf851@linutronix.de> <87wluwoe1c.ffs@fw13> <20260715102751-d1ed7195-f541-484e-9843-73ee4237b7b5@linutronix.de> Date: Wed, 15 Jul 2026 11:03:47 +0200 Message-ID: <87tsq0oc98.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 T24gV2VkLCBKdWwgMTUgMjAyNiBhdCAxMDo0MywgVGhvbWFzIFdlacOfc2NodWggd3JvdGU6Cj4g T24gV2VkLCBKdWwgMTUsIDIwMjYgYXQgMTA6MjU6MTlBTSArMDIwMCwgVGhvbWFzIEdsZWl4bmVy IHdyb3RlOgo+PiBhbmQgdGhlbiB5b3UgY2FuIGp1c3QgdW5jb25kaXRpb25hbGx5IHNldCBjbG9j a3NvdXJjZTo6dmRzb19jbG9ja19tb2RlCj4+IGluIGFsbCBkcml2ZXJzLgo+PiAKPj4gTm8/Cj4K PiBJdCB3aWxsIHdlYWtlbiB0aGUgc2FuaXR5IGNoZWNrIGluIF9fY2xvY2tzb3VjZV9yZWdpc3Rl cl9zY2FsZSgpIGlmCj4gQ09ORklHX0dFTkVSSUNfR0VUVElNRU9GREFZPW4uIEkgYW0gbm90IHN1 cmUgd2hhdCB0aGF0IHNhbml0eSBjaGVjawo+IGlzIHN1cHBvc2VkIHRvIHByb3RlY3QgYWdhaW5z dCwgc28gSSBsZWZ0IGl0IGFzIGlzLgo+IElmIHdlIGNhbiB3ZWFrZW4gdGhlIGNoZWNrLCBvciBt YXliZSBldmVuIHJlbW92ZSBpdCwKPiBJJ20gYWxsIGZvciB5b3VyIHNpbXBsZXIgYXByb2FjaC4K ClRoZSBzYW5pdHkgY2hlY2sgaXMgdGhlcmUgdG8gY2F0Y2ggcmFuZG9tIG51bWJlcnMgYmVpbmcg YXNzaWduZWQuIEkKZG9lcyBub3Qgd2Vha2VuIHdoZW4gaXQncyBhY3R1YWxseSB1bnVzZWQgOikK CgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpsaW51eC1y aXNjdiBtYWlsaW5nIGxpc3QKbGludXgtcmlzY3ZAbGlzdHMuaW5mcmFkZWFkLm9yZwpodHRwOi8v bGlzdHMuaW5mcmFkZWFkLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2xpbnV4LXJpc2N2Cg==