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[209.132.180.67]) by mx.google.com with ESMTP id o11si85173pgp.757.2018.02.22.06.30.09; Thu, 22 Feb 2018 06:30:25 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932975AbeBVO1p (ORCPT + 99 others); Thu, 22 Feb 2018 09:27:45 -0500 Received: from pegase1.c-s.fr ([93.17.236.30]:56641 "EHLO pegase1.c-s.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932767AbeBVO1c (ORCPT ); Thu, 22 Feb 2018 09:27:32 -0500 Received: from localhost (mailhub1-int [192.168.12.234]) by localhost (Postfix) with ESMTP id 3znGs215Zjz9twmZ; Thu, 22 Feb 2018 15:27:18 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at c-s.fr Received: from pegase1.c-s.fr ([192.168.12.234]) by localhost (pegase1.c-s.fr [192.168.12.234]) (amavisd-new, port 10024) with ESMTP id kQdqsGH1PBqG; Thu, 22 Feb 2018 15:27:18 +0100 (CET) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 3znGs20fS4z9twm7; Thu, 22 Feb 2018 15:27:18 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 2B1E58BB37; Thu, 22 Feb 2018 15:27:31 +0100 (CET) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id VXKvTist1_Ar; Thu, 22 Feb 2018 15:27:31 +0100 (CET) Received: from po15720vm.idsi0.si.c-s.fr (po15451.idsi0.si.c-s.fr [172.25.231.5]) by messagerie.si.c-s.fr (Postfix) with ESMTP id EB9828BB2E; Thu, 22 Feb 2018 15:27:30 +0100 (CET) Received: by po15720vm.idsi0.si.c-s.fr (Postfix, from userid 0) id D751C67B4B; Thu, 22 Feb 2018 15:27:30 +0100 (CET) Message-Id: <23e87f3c2d45a12219bb30e93707773f72ff78f9.1519305412.git.christophe.leroy@c-s.fr> In-Reply-To: <455276187b369bf019e91715b7488e86cd932d49.1519305410.git.christophe.leroy@c-s.fr> References: <455276187b369bf019e91715b7488e86cd932d49.1519305410.git.christophe.leroy@c-s.fr> From: Christophe Leroy Subject: [PATCH v5 6/6] powerpc/8xx: Increase number of slices to 64 To: Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , Scott Wood , aneesh.kumar@linux.vnet.ibm.com Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Nicholas Piggin Date: Thu, 22 Feb 2018 15:27:30 +0100 (CET) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On the 8xx, the minimum slice size is the size of the area covered by a single PMD entry, ie 4M in 4K pages mode and 64M in 16K pages mode. This patch increases the number of slices from 16 to 64 on the 8xx. Signed-off-by: Christophe Leroy --- v4: New v5: No change arch/powerpc/include/asm/nohash/32/slice.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/powerpc/include/asm/nohash/32/slice.h b/arch/powerpc/include/asm/nohash/32/slice.h index 95d532e18092..777d62e40ac0 100644 --- a/arch/powerpc/include/asm/nohash/32/slice.h +++ b/arch/powerpc/include/asm/nohash/32/slice.h @@ -4,7 +4,7 @@ #ifdef CONFIG_PPC_MM_SLICES -#define SLICE_LOW_SHIFT 28 +#define SLICE_LOW_SHIFT 26 /* 64 slices */ #define SLICE_LOW_TOP (0x100000000ull) #define SLICE_NUM_LOW (SLICE_LOW_TOP >> SLICE_LOW_SHIFT) #define GET_LOW_SLICE_INDEX(addr) ((addr) >> SLICE_LOW_SHIFT) -- 2.13.3