From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from merlin.infradead.org ([2001:8b0:10b:1231::1]) by Galois.linutronix.de with esmtps (TLS1.2:RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1f9U6R-0003Aa-SN for speck@linutronix.de; Fri, 20 Apr 2018 13:21:20 +0200 Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=hirez.programming.kicks-ass.net) by merlin.infradead.org with esmtpsa (Exim 4.90_1 #2 (Red Hat Linux)) id 1f9U6Q-0003Cz-71 for speck@linutronix.de; Fri, 20 Apr 2018 11:21:18 +0000 Date: Fri, 20 Apr 2018 13:21:16 +0200 From: Peter Zijlstra Subject: [MODERATED] Re: [patch 06/11] [PATCH v2 06/10] Linux Patch #6 Message-ID: <20180420112116.GL4064@hirez.programming.kicks-ass.net> References: <20180420022613.203909041@localhost.localdomain> MIME-Version: 1.0 In-Reply-To: <20180420022613.203909041@localhost.localdomain> Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: speck@linutronix.de List-ID: On Thu, Apr 19, 2018 at 10:25:46PM -0400, speck for konrad.wilk_at_oracle.com wrote: > We provide two sets of knobs. The first are x86 specific: > > nomdd > mdd=[off,auto,on] > > We also support cross-architecture versions of these: > > nossbd > ssbd=[off,auto,on] > So why does x86 have to be different? Can't it simply use the generic named ones? I didn't see a rationale for that.