From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 A626119755B for ; Tue, 28 Jan 2025 22:23:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738102984; cv=none; b=JceB3k4kuUzeggqvNPPInAKEpVY+WYZYNiLW4/UJ7Ujy92WCrU8B8I2KqJBntibxdmjtJvb+FODoMz2fMvLLUwahJevf23ZHWYAskVxQe0vldHlwCnLeUZ6GHRlWe7gA9oG7L6BNblW4XbZbLrrFCKxRh1nBDfyxN1Csx8n1PNE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738102984; c=relaxed/simple; bh=6UTndwPf71c+a5rvAgQlLPq0dWiUpdgkAcTwxw/ghD0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=GEDo/WRZFDNKBydGli7TuabRu+fDvMA8n2EDnwYkFzOFf7plV84JThb1yMoBjhS4dgZ9dQVSpjwwUgubuFyCbZ/kd2TTvh1jMNnHG5MVEL/PMhB5M7dDXQkyP1iWrgklTHzNbTcbD8ZcAZ9Az3RGGOgM8uFQFYXpIg+E40X7XNk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ePBRLpVi; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ePBRLpVi" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 43677C4CED3; Tue, 28 Jan 2025 22:23:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1738102984; bh=6UTndwPf71c+a5rvAgQlLPq0dWiUpdgkAcTwxw/ghD0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=ePBRLpViF3vpfdtnAgBw3+GaFbJlzHEBGEukMrTHpDt10YDjIb+No696kOUgtq9A/ CdmkSu93vz04nHh92oBAvBmGbxH5Xi1WIrb/ukG4dBZ1qfke4t8pwwJuppcLSmAAPP iB+a82vF9ORJ2REKxkeQE+ej5sKlIaONKJI12NMiITKxw/vwlqELxj436sJitRTsNC 7vmrK5CU8P2K6td0/iPnr4/EHHkz1up9PjdYbnRFXOoaZbnjnM9vdWGfmNV4Mt6GaN 0siwiz1zALMl9broHdL77iTf2m/aOWBRPOBoz1znHnyBuTmZPKeiQDLjmoDvmNixOH 4eb+PHAwnY3gQ== Date: Tue, 28 Jan 2025 23:22:53 +0100 From: Ingo Molnar To: Linus Torvalds Cc: Ard Biesheuvel , linux-kernel@vger.kernel.org, the arch/x86 maintainers , David Woodhouse , Peter Zijlstra , "H. Peter Anvin" Subject: Re: [GIT PULL] x86 fix Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: * Ingo Molnar wrote: > > * Linus Torvalds wrote: > > > On Mon, 27 Jan 2025 at 07:54, Ingo Molnar wrote: > > > > > > Fix a build regression on certain config and build environment > > > combinations that generate absolute references to symbols. > > > > I'll hold off on this, because it looks like Ard is very close to > > have this fixed (and also made it non-fatal in the process). > > Makes sense - meanwhile while Ard is iterating his build-warning patch > here's the SEV fix that should address the build failure you've > reported. > > Please pull the latest x86/urgent Git tree from: > > git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86-urgent-2025-01-28 > > # HEAD: 1105ab42a84bc11c62597005f78ccad2434fbd66 x86/sev: Disable jump tables in SEV startup code > > Fix a build regression on certain config and build environment > combinations that generate absolute references to symbols. Erm, I phrased this poorly: the primary fix is that of a potential early boot crash in SEV-SNP guests - the wider build error was the canary that highlighted the SEV boot code bug that was benign in your specific environment. Thanks, Ingo