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 7396ECD0403 for ; Mon, 5 Jan 2026 20:55:26 +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:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=ntFGq1LHiZkFXKklC//fNpqLH1hG7zqTkRT7osbgy6g=; b=K/B3ckq+e7RNFZMnugZZ3M7h8H Ol4AEXmUOUj3vmOjP/Sao3gTJV1x/TR2VlFIsqUmrHysbC3xTI+xFXjyzo/ljSsF1jcuUH1tdxi6o BxjwLErawqQKatmbC3efyp8dXMIknzvvVD2h7lwoZ64oqkCkQ/CvxLR+P7W/AFUXDAuZgYumW1Uyr +qIqkZJhP25eYMbKvb+IO5IymI6Xi16jIMcLhUxSd8mRk1N6miPcBnSw6ydIYpUqrYncvmU/VMjqx x0+EedOhgNLwXXI+dS5JxXE611H4FhCY/e3ASiq7PGb+uudxs5qJzJoKWfZ32aQTYfD1nchdaco96 LgWj3WPw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vcrbk-0000000C5AO-0lwU; Mon, 05 Jan 2026 20:55:20 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vcrbi-0000000C5AI-3s0n for linux-arm-kernel@lists.infradead.org; Mon, 05 Jan 2026 20:55:18 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id C53296013A; Mon, 5 Jan 2026 20:55:17 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id BE134C116D0; Mon, 5 Jan 2026 20:55:13 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767646517; bh=X0kZc9BzjwN5JH7faivqULek50zMy1V0qKnPhSZPR40=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=d+mzFxg2snhJMgHzYxsep1urxQ3+v79zFd17Eu5NrQpC2a7sDkFxwkqY6MCNFHhHQ 0oTsesBLF1iss1X4rlnlkvRCzjUWGzNdQV506obKfjc0QkCZI+DjxXnPGQGxHED+A3 tujFZt8Ib24w9bNmWtE1wyXqSW5lAvn/MKtl/mNmHgce5QOgnJ61fLhN58qQxaYuYk vPClOfvEX1NYgrkegC7SBERDPxVnjCOfuPyats2f3xXGYEZd2rpv/fPtMTf3zuvlfH UkwxfK5wqPapHGgkjfNcaBk0rwL0tWXdEGApwuxHH0GwHPCHV0VhYEmjk/BYa9QU+e 7hmEZO0Oj2ZDg== Date: Mon, 5 Jan 2026 20:55:10 +0000 From: Will Deacon To: Thomas =?iso-8859-1?Q?Wei=DFschuh?= Cc: Andy Lutomirski , Thomas Gleixner , Vincenzo Frascino , Shuah Khan , Ingo Molnar , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , Russell King , Catalin Marinas , Thomas Bogendoerfer , linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, Russell King , linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, Arnd Bergmann , linux-api@vger.kernel.org Subject: Re: [PATCH 8/9] arm64: vdso32: Provide clock_getres_time64() Message-ID: References: <20251223-vdso-compat-time32-v1-0-97ea7a06a543@linutronix.de> <20251223-vdso-compat-time32-v1-8-97ea7a06a543@linutronix.de> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20251223-vdso-compat-time32-v1-8-97ea7a06a543@linutronix.de> 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 Tue, Dec 23, 2025 at 07:59:19AM +0100, Thomas Weißschuh wrote: > For consistency with __vdso_clock_gettime64() there should also be a > 64-bit variant of clock_getres(). This will allow the extension of > CONFIG_COMPAT_32BIT_TIME to the vDSO and finally the removal of 32-bit > time types from the kernel and UAPI. > > Signed-off-by: Thomas Weißschuh > --- > arch/arm64/kernel/vdso32/vdso.lds.S | 1 + > arch/arm64/kernel/vdso32/vgettimeofday.c | 6 ++++++ > 2 files changed, 7 insertions(+) > > diff --git a/arch/arm64/kernel/vdso32/vdso.lds.S b/arch/arm64/kernel/vdso32/vdso.lds.S > index e02b27487ce8..c374fb0146f3 100644 > --- a/arch/arm64/kernel/vdso32/vdso.lds.S > +++ b/arch/arm64/kernel/vdso32/vdso.lds.S > @@ -86,6 +86,7 @@ VERSION > __vdso_gettimeofday; > __vdso_clock_getres; > __vdso_clock_gettime64; > + __vdso_clock_getres_time64; > local: *; > }; > } > diff --git a/arch/arm64/kernel/vdso32/vgettimeofday.c b/arch/arm64/kernel/vdso32/vgettimeofday.c > index 29b4d8f61e39..d7b39b0a9668 100644 > --- a/arch/arm64/kernel/vdso32/vgettimeofday.c > +++ b/arch/arm64/kernel/vdso32/vgettimeofday.c > @@ -32,6 +32,12 @@ int __vdso_clock_getres(clockid_t clock_id, > return __cvdso_clock_getres_time32(clock_id, res); > } > > +int __vdso_clock_getres_time64(clockid_t clock_id, > + struct __kernel_timespec *res) > +{ > + return __cvdso_clock_getres(clock_id, res); > +} > + > /* Avoid unresolved references emitted by GCC */ > > void __aeabi_unwind_cpp_pr0(void) Acked-by: Will Deacon Please merge this along with the 32-bit Arm change, as it doesn't make sense otherwise. Will