From nobody Wed Apr 1 12:47:18 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 65D1F371D11; Tue, 31 Mar 2026 08:08:03 +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=1774944484; cv=none; b=ZHcES+hP5uzJYD+8nMb4SqQAZ2f4oMEqKSmwEGaT8X2mL5qGNxymCo/gpohvUtGVRGokGLLyoL2Wl5KSNncgAl+Jlb4Y8WfaE0DNGfonZzdK4EOOLSBV/S7v7X0IT5/58tSdNNXX1cU/vEy/Mg1svMngpndNDTjGqpxTY1VtUcc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1774944484; c=relaxed/simple; bh=ra4jFNixtrvQbbVH2iAVqkZipJKHWjMuLZSsBPNBMZU=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=F5m93QkST5CuOsU70Aw6XbtBgN7l/Tm/X8sH/X8KJxbgBgkUM/aNfHT6FM8eLAwIi08gYei3P0lnRe2d9qK73wFNwyBI7Sb51TNen8d1wB1RiG3B43u+lhje3el3kQw9QmRBJIVHK8cJAOoT+wzBjgGXw+lbByLAPWhq2i8CCFA= 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=D/0Fjjp3; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=rX1hb5ih; 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="D/0Fjjp3"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="rX1hb5ih" Date: Tue, 31 Mar 2026 08:07:58 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1774944479; 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: in-reply-to:in-reply-to:references:references; bh=NcnF2VYgAexwq1SJvV4ckVA7dFK7qjICvHGEL+0XXCw=; b=D/0Fjjp3NiM5VLLIqbh+fww7CAqKX18YZd2bVIxl4Ck82QnDvVA23d4l5zZLUP8lZL0mbT D32KEDmau6yr0QwvdKBvfap9yExiZrdCSK9Pm9cYmKa3NOzGbw4WoMTvYh2+kUTbyO6LrY hD+oNoh1HZIyFyoI+gJbvh79WfaQpqKP47HeN+Npf3ucbcukWdqVtrd1IGoCPxk6mrPhDy cMZII+1xAq8lgKwfV0Ss5sykEOwa3y2IiK1gnDqpKZoBJpZuW75Gnpl1ofIppqXASZvgV+ v0W3LVyOjkM10JzJ+3yOaFQmJEZNX4r5B8WNaQXZ8GdgypnN+DVgrK5KL8NgjQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1774944479; 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: in-reply-to:in-reply-to:references:references; bh=NcnF2VYgAexwq1SJvV4ckVA7dFK7qjICvHGEL+0XXCw=; b=rX1hb5ihBZM7TVdXaJ85zp+evrkU6aC1jeOIo4W+NXhgN/sl5epKDIwYV7wOHcX2XWk8uN 0N0cUHNSpn0fmUAQ== From: tip-bot2 for Thomas =?utf-8?q?Wei=C3=9Fschuh?= Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: x86/vdso] x86/vdso: Drop pointless #ifdeffery in vvar_vclock_fault() Cc: Thomas Gleixner , thomas.weissschuh@linutronix.de, Ingo Molnar , "H. Peter Anvin" , Andy Lutomirski , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20260331-vdso-x86-ifdef-v1-1-6be9a58b1e7e@linutronix.de> References: <20260331-vdso-x86-ifdef-v1-1-6be9a58b1e7e@linutronix.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <177494447841.1647592.9750123120992225507.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/vdso branch of tip: Commit-ID: 6ccd0843b939669159f7148dfb84e6794ca6f4a8 Gitweb: https://git.kernel.org/tip/6ccd0843b939669159f7148dfb84e6794= ca6f4a8 Author: Thomas Wei=C3=9Fschuh AuthorDate: Tue, 31 Mar 2026 09:58:54 +02:00 Committer: Ingo Molnar CommitterDate: Tue, 31 Mar 2026 10:06:39 +02:00 x86/vdso: Drop pointless #ifdeffery in vvar_vclock_fault() Sparse complains rightfully when CONFIG_PARAVIRT_CLOCK and CONFIG_HYPERV_TIMER are both not set: arch/x86/entry/vdso/vma.c:94:9: warning: switch with no cases The #ifdeffery is not actually necessary as the compiler can optimize away the branches already if these config options are not set. Remove the #ifdeffery to make the code simpler and Sparse happy. Closes: https://lore.kernel.org/lkml/20260117215542.405790227@kernel.org/ Reported-by: Thomas Gleixner Signed-off-by: Thomas Wei=C3=9Fschuh Signed-off-by: Ingo Molnar Cc: H. Peter Anvin Cc: Andy Lutomirski Link: https://patch.msgid.link/20260331-vdso-x86-ifdef-v1-1-6be9a58b1e7e@li= nutronix.de --- arch/x86/entry/vdso/vma.c | 4 ---- 1 file changed, 4 deletions(-) diff --git a/arch/x86/entry/vdso/vma.c b/arch/x86/entry/vdso/vma.c index e7fd751..a6bfcc8 100644 --- a/arch/x86/entry/vdso/vma.c +++ b/arch/x86/entry/vdso/vma.c @@ -88,7 +88,6 @@ static vm_fault_t vvar_vclock_fault(const struct vm_speci= al_mapping *sm, struct vm_area_struct *vma, struct vm_fault *vmf) { switch (vmf->pgoff) { -#ifdef CONFIG_PARAVIRT_CLOCK case VDSO_PAGE_PVCLOCK_OFFSET: { struct pvclock_vsyscall_time_info *pvti =3D @@ -100,8 +99,6 @@ static vm_fault_t vvar_vclock_fault(const struct vm_spec= ial_mapping *sm, pgprot_decrypted(vma->vm_page_prot)); break; } -#endif /* CONFIG_PARAVIRT_CLOCK */ -#ifdef CONFIG_HYPERV_TIMER case VDSO_PAGE_HVCLOCK_OFFSET: { unsigned long pfn =3D hv_get_tsc_pfn(); @@ -109,7 +106,6 @@ static vm_fault_t vvar_vclock_fault(const struct vm_spe= cial_mapping *sm, return vmf_insert_pfn(vma, vmf->address, pfn); break; } -#endif /* CONFIG_HYPERV_TIMER */ } =20 return VM_FAULT_SIGBUS;