From nobody Mon Jun 8 09:49:32 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 4919E36A34B; Sat, 30 May 2026 09:39:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780133944; cv=none; b=gVNNTfvynZGJpQjG/iEMyBBWNuzNmBizzhtuS5Gjv15auHTrAl6Wx9H1zYQtNGoRtYsRBuF/oa6k5Fu4/GFTGOeZ8HV5ha9o5DHYjfNxT4B+FE5gig6KMmERkXyPMzi9cleaSfkzC/UVBaKT7/scOOg1MgcwugmUCdZQc3+CbY0= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780133944; c=relaxed/simple; bh=YSzH/dVWbIQPwYn648Dh2WpDWf7M8BUcH3ztuM8Flqw=; h=Date:From:To:Subject:Cc:MIME-Version:Message-ID:Content-Type; b=CvT/4U9NfStXmJDWjha0/WBacHzyUH6V0aW0EOVZ2ggramCRoOoO9rydkY3pmF1opqUcaviry1S0s5fe2rHq7PNeCJ0C4ClxaPVsU9/tOIN2o9OSKaQF/ey1iatCgfFo1faFbUKcccD7tGClNEZZH5FE4l+gB3MTTy2LXnPo6ow= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=o5JDtARK; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=CUHvRQNA; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="o5JDtARK"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="CUHvRQNA" Date: Sat, 30 May 2026 09:38:57 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1780133939; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Lk7kZxQ0uFavv6ThfzpR+zWHNlklVtUTZFYjZ/aE1VQ=; b=o5JDtARKbnLlMRHL6kmWbFAHaLfky1sT8oyY5NmktJpaJIt8bhFWH+GMLkevg7CxzTZ/J9 AnCUC72sKCo0Ww8wnglsvr4DQzeo+ys1yv5LHBXQ7FpG7JoaSklTT8/M3rAS8GegB4VUam jEefbT8ubcP53EaWhtvaypjNT2Cn73uknjhKgaV9hagObb+9vuAlqYx38YvxpfhZV6KapX CbKPozgMRBBGOVSbaik1+6DD9iiZ/k4f22To7l6H4zyX3Qy6J61vnJM0eHbCKKE3bixOn2 fPRl1Moutc9iQOMldLQk5zh6uMeQ/P3IsRuSgH1IIkvA3poOPyt84YYmifRp9Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1780133939; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=Lk7kZxQ0uFavv6ThfzpR+zWHNlklVtUTZFYjZ/aE1VQ=; b=CUHvRQNAOw9uqrWPa/vwCadp02VqMfxqlMt1U6tN8MZMQfthQX3S+VyTcONGaosCF0yl7f JaewQ4lq82jkB8Ag== From: "tip-bot2 for Ingo Molnar" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/cpu] x86/cpu: Make CONFIG_X86_TSC unconditional Cc: Ingo Molnar , Arnd Bergmann , Dave Hansen , Linus Torvalds , x86@kernel.org, linux-kernel@vger.kernel.org Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <178013393797.2140988.8224522802782657533.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the x86/cpu branch of tip: Commit-ID: 111cbb4596e336373ab93e202918f4cdbf78a4c3 Gitweb: https://git.kernel.org/tip/111cbb4596e336373ab93e202918f4cdb= f78a4c3 Author: Ingo Molnar AuthorDate: Fri, 25 Apr 2025 10:42:08 +02:00 Committer: Ingo Molnar CommitterDate: Sat, 30 May 2026 11:34:53 +02:00 x86/cpu: Make CONFIG_X86_TSC unconditional I.e. it's a boot time requirement for the CPU to support it. This only removes the Kconfig glue, removal of all now dead !X86_TSC code will happen in a separate patch. Signed-off-by: Ingo Molnar Reviewed-by: Arnd Bergmann Acked-by: Dave Hansen Cc: Linus Torvalds Link: https://lore.kernel.org/r/20250425084216.3913608-12-mingo@kernel.org --- arch/x86/Kconfig | 1 - arch/x86/Kconfig.cpu | 1 - arch/x86/xen/Kconfig | 2 +- 3 files changed, 1 insertion(+), 3 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 34e92da..f4b8722 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -683,7 +683,6 @@ config X86_INTEL_QUARK depends on X86_32 depends on X86_EXTENDED_PLATFORM depends on X86_PLATFORM_DEVICES - depends on X86_TSC depends on PCI depends on PCI_GOANY depends on X86_IO_APIC diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index 1377edd..678fdc1 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -262,7 +262,6 @@ config X86_USE_PPRO_CHECKSUM =20 config X86_TSC def_bool y - depends on (MWINCHIP3D || MCRUSOE || MEFFICEON || MCYRIXIII || MK7 || MK6= || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX = || M586TSC || MVIAC3_2 || MVIAC7 || MGEODEGX1 || MGEODE_LX || MATOM) || X86= _64 =20 config X86_HAVE_PAE def_bool y diff --git a/arch/x86/xen/Kconfig b/arch/x86/xen/Kconfig index aa4040f..dc38f95 100644 --- a/arch/x86/xen/Kconfig +++ b/arch/x86/xen/Kconfig @@ -11,7 +11,7 @@ config XEN select HIBERNATE_CALLBACKS depends on X86_64 || (X86_32 && X86_PAE) depends on X86_64 || (X86_GENERIC || MPENTIUM4 || MATOM) - depends on X86_LOCAL_APIC && X86_TSC + depends on X86_LOCAL_APIC help This is the Linux Xen port. Enabling this will allow the kernel to boot in a paravirtualized environment under the