Return-Path: X-Original-To: linuxppc-dev@lists.ozlabs.org Delivered-To: linuxppc-dev@lists.ozlabs.org Received: from mail-pa0-x236.google.com (mail-pa0-x236.google.com [IPv6:2607:f8b0:400e:c03::236]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 150141A1A0E for ; Thu, 28 Jan 2016 09:18:33 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=google.com header.i=@google.com header.b=hPk0dCJH; dkim-atps=neutral Received: by mail-pa0-x236.google.com with SMTP id uo6so11673284pac.1 for ; Wed, 27 Jan 2016 14:18:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20120113; h=date:from:to:cc:subject:in-reply-to:message-id:references :user-agent:mime-version:content-type; bh=coCzZSx0uD9RYqGgKzXG8lohQh/Jpq0jGOAYuF1Ygp0=; b=hPk0dCJHs1z+BRxM3K4lwNV3rBnoMgDxvNfXROR/BYbQdN3FQmMk0XlMFS4xAiLsz0 WruGBwJWgexQbIhbqK2p83g3m7JyMpinKXluh+qKRGaPzF03RlCmoBtDRHTKrU9So4Lo PBDxgFDpaDslHf6gK0apTVbAAF9JVOPAB5uu7CcJQCyV6DGe09L6qBzgXzkq7pdAqxdt PF5HCi4RIw8ccz3p0yuf4oBi+bVYWR3zEWx6MrGS3aAzecxxICb364IrQY7LFYsDxPG3 P9qN1NZ/aFcOamO0iOdIBlmN0fcOC4HBOQ7FE3N+RLVz9JPl02Rj53GwrlWfDz9b+jX4 WigA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:date:from:to:cc:subject:in-reply-to:message-id :references:user-agent:mime-version:content-type; bh=coCzZSx0uD9RYqGgKzXG8lohQh/Jpq0jGOAYuF1Ygp0=; b=k8dF5NzidAy0JBjY/3dVwkmzPD6I3i2NhnmmsMU6HqeAvrgxObg6Mklsi887QUWoe8 J4NdvElR0mZLCpuEI1jkRMOnjdoTr9VbUhSQQsJrEBV1CT7TFpmtPLQjbpEKase1gDtT z3L8WQJwYMgChzAu68g0V95SvTTgWXf+7vPL3jKnn9+mejrjQTzwkaos9t4nAMI+Otuq nL3pTyrNziAEdR4wsoEhexSnPsK+LffUFAA+6I66zGD5bYQleqWtutjWwvB4Dr3wkHuu fjGdew2JmkdIrtKp6Nk3RNcECfqNF8ToOezovh5dKDDKozAST3z3ej8a99Zp8OtqqHAD IQWA== X-Gm-Message-State: AG10YOS8dGMc4dY2U2IXFYLrMxq0MXyr77XBsexH6VxfEL5g2o5siC04OvulRUTVuHBY0L/K X-Received: by 10.67.3.134 with SMTP id bw6mr8779507pad.154.1453933110949; Wed, 27 Jan 2016 14:18:30 -0800 (PST) Received: from [2620:0:1008:1200:77:27bb:147d:6cc2] ([2620:0:1008:1200:77:27bb:147d:6cc2]) by smtp.gmail.com with ESMTPSA id 20sm11315786pfa.5.2016.01.27.14.18.30 (version=TLS1 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Wed, 27 Jan 2016 14:18:30 -0800 (PST) Date: Wed, 27 Jan 2016 14:18:29 -0800 (PST) From: David Rientjes X-X-Sender: rientjes@chino.kir.corp.google.com To: Christian Borntraeger cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, linux-s390@vger.kernel.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, davem@davemloft.net, Joonsoo Kim , davej@codemonkey.org.uk Subject: Re: [PATCH v3 3/3] s390: query dynamic DEBUG_PAGEALLOC setting In-Reply-To: <1453889401-43496-4-git-send-email-borntraeger@de.ibm.com> Message-ID: References: <1453889401-43496-1-git-send-email-borntraeger@de.ibm.com> <1453889401-43496-4-git-send-email-borntraeger@de.ibm.com> User-Agent: Alpine 2.10 (DEB 1266 2009-07-14) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII On Wed, 27 Jan 2016, Christian Borntraeger wrote: > We can use debug_pagealloc_enabled() to check if we can map > the identity mapping with 1MB/2GB pages as well as to print > the current setting in dump_stack. > > Signed-off-by: Christian Borntraeger > Reviewed-by: Heiko Carstens Acked-by: David Rientjes