From mboxrd@z Thu Jan 1 00:00:00 1970 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 39E97194132 for ; Fri, 9 Aug 2024 12:18:34 +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=1723205915; cv=none; b=m+2DlohcdzMv/eL/Dd0S5lcPXj+fNTpVfHC7HYfNck9S2PY7xu9eBRBZJw4hY1vR1s3F9bNMAK5jivBRplbiw5guTfjmaba12zjdfVl5VnZXjGTKzA4rBGMQlEgKcEKqLOeUvDC8FBTeaXw0epMXBOzj9R+ZGyMh+xGDjGh1RVE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723205915; c=relaxed/simple; bh=JN23WNdRtVhVb5MRJuAFHn41fxMIElGqqXBAgqu21I0=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=ojrXLZ72YLS6mjXswoCV1gijpjiXlsoG9sFeeZiszsnsh9rjVXh3zXvjzsHe+wOgcH5O1DcDo8mIvPBpDS99WyuUj+Uref6YKpaQteHkBNxk412vB62oxWQHqDIKI3gpVTEUh8/yJtw7ficNBY0gjlgEtjm7LGiI+HBzQ2nobC4= 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=OZ38z0Da; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=oKAseXSo; 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="OZ38z0Da"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="oKAseXSo" From: Thomas Gleixner DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1723205912; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=zN/ApI8O29NUbIRQmQR9dKPaqi08zdj46L4zbMATfBI=; b=OZ38z0DaXL86Se3DSqxqPONAKZCgbVO5874FWlz+Q4hnVtyIXBtcF2T1Fe5F89LYkDOQhy SxJJAZviQFDfISmKM0tKtc+BjG6uGXz8DYzIfVt257AZlo/mKi7cSAmvV72+BOEDEn7JEh WyoUNw/HDqlWffZS7aAAv+djyA/fsG4xIUWspQFGF+MOtlEx0DWor22TsXbaF4o22nbh7D p0vROFpgqH8suNKo9KXze2owNKlgx3Sb/N7S3YV9RL2BnRAjUUw94G2oWWGF1sBbI9NMlI Rdj6bnZpGWMulAMrXCoir+8qEY6BeEEXG3tghyG3yn7hf5DK/T+3Gig43kgI7A== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1723205912; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=zN/ApI8O29NUbIRQmQR9dKPaqi08zdj46L4zbMATfBI=; b=oKAseXSolFs77oGGv6DrSYkfkDBgy5+nzKtpWESyUAM4GBN/Q88VNl8KajsQ0/kSyLGvql kV2/fgevCpz4JECw== To: Christian Heusel , Rob Cc: Borislav Petkov , regressions@lists.linux.dev, x86@kernel.org, Joerg Roedel , Tony Luck , LKML , Paul Menzel , Lyude Paul Subject: Re: [PATCH] x86/apic: Remove logical destination mode for 64-bit In-Reply-To: References: <20240725105029.GAZqIt9aLsIaG7JqN5@fat_crate.local> <12df8b45-6100-4c8b-b82a-a6a75bed2e05@heusel.eu> <87a5i4whoz.ffs@tglx> <8734nvuvrs.ffs@tglx> <87cymyua9j.ffs@tglx> <877cd5u671.ffs@tglx> Date: Fri, 09 Aug 2024 14:18:32 +0200 Message-ID: <87jzgpubxj.ffs@tglx> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Fri, Aug 09 2024 at 11:37, Christian Heusel wrote: > On 24/07/28 05:51PM, Rob wrote: >> * Thomas Gleixner (tglx@linutronix.de) wrote: >> > As the number of CPUs keeps increasing, logical destination mode becomes a >> > less used code path so there is no real good reason to keep it around. >> > >> > Therefore remove logical destination mode support for 64-bit and default to >> > physical destination mode. >> >> Thanks Chris for applying the patch for me. >> >> Thomas - The patched kernel boots successfully. I held off updating the >> BIOS so there can be no ambiguity. >> >> Thanks, >> >> Rob > > As far as I can tell this patch did not get applied anywhere so far, > right? Or did I miss anything? I forgot about it. Let me find it again and stick it into the tip tree. Thanks, tglx