From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 20 May 2014 16:50:25 +0200 (CEST) Received: from mail-bl2lp0208.outbound.protection.outlook.com ([207.46.163.208]:26693 "EHLO na01-bl2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by eddie.linux-mips.org with ESMTP id S6855084AbaETOtCDf1Rl (ORCPT ); Tue, 20 May 2014 16:49:02 +0200 Received: from localhost.localdomain (46.78.192.208) by DM2PR07MB398.namprd07.prod.outlook.com (10.141.104.21) with Microsoft SMTP Server (TLS) id 15.0.944.11; Tue, 20 May 2014 14:48:46 +0000 From: Andreas Herrmann To: CC: David Daney , Andreas Herrmann , Ralf Baechle , James Hogan , , David Daney Subject: [PATCH 05/15] MIPS: Don't build fast TLB refill handler with 32-bit kernels. Date: Tue, 20 May 2014 16:47:06 +0200 Message-ID: <1400597236-11352-6-git-send-email-andreas.herrmann@caviumnetworks.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1400597236-11352-1-git-send-email-andreas.herrmann@caviumnetworks.com> References: <1400597236-11352-1-git-send-email-andreas.herrmann@caviumnetworks.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [46.78.192.208] X-ClientProxiedBy: AM3PR01CA004.eurprd01.prod.exchangelabs.com (10.242.240.14) To DM2PR07MB398.namprd07.prod.outlook.com (10.141.104.21) X-Forefront-PRVS: 02176E2458 X-Forefront-Antispam-Report: SFV:NSPM;SFS:(6069001)(6009001)(428001)(199002)(189002)(79102001)(36756003)(48376002)(66066001)(77982001)(92726001)(50466002)(74502001)(46102001)(64706001)(47776003)(80022001)(20776003)(50226001)(33646001)(101416001)(50986999)(76482001)(77156001)(89996001)(42186004)(81542001)(92566001)(62966002)(81342001)(87976001)(93916002)(87286001)(4396001)(19580395003)(83072002)(88136002)(85852003)(21056001)(76176999)(83322001)(31966008)(74662001)(86362001)(99396002)(102836001)(19580405001)(158023001);DIR:OUT;SFP:;SCL:1;SRVR:DM2PR07MB398;H:localhost.localdomain;FPR:;MLV:sfv;PTR:InfoNoRecords;A:1;MX:1;LANG:en; Received-SPF: None (: caviumnetworks.com does not designate permitted sender hosts) Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=Andreas.Herrmann@caviumnetworks.com; X-OriginatorOrg: caviumnetworks.com Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 40178 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: andreas.herrmann@caviumnetworks.com Precedence: bulk List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-Id: linux-mips X-List-ID: linux-mips List-subscribe: List-owner: List-post: List-archive: X-list: linux-mips From: David Daney The fast handler only supports 64-bit kernels. Signed-off-by: David Daney Signed-off-by: Andreas Herrmann --- arch/mips/mm/tlbex.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index ee88367..781e183 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -1250,13 +1250,17 @@ static void build_r4000_tlb_refill_handler(void) unsigned int final_len; struct mips_huge_tlb_info htlb_info __maybe_unused; enum vmalloc64_mode vmalloc_mode __maybe_unused; - +#ifdef CONFIG_64BIT + bool is64bit = true; +#else + bool is64bit = false; +#endif memset(tlb_handler, 0, sizeof(tlb_handler)); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); memset(final_handler, 0, sizeof(final_handler)); - if ((scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) { + if (is64bit && (scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) { htlb_info = build_fast_tlb_refill_handler(&p, &l, &r, K0, K1, scratch_reg); vmalloc_mode = refill_scratch; -- 1.7.9.5 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-bl2lp0208.outbound.protection.outlook.com ([207.46.163.208]:26693 "EHLO na01-bl2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by eddie.linux-mips.org with ESMTP id S6855084AbaETOtCDf1Rl (ORCPT ); Tue, 20 May 2014 16:49:02 +0200 From: Andreas Herrmann Subject: [PATCH 05/15] MIPS: Don't build fast TLB refill handler with 32-bit kernels. Date: Tue, 20 May 2014 16:47:06 +0200 Message-ID: <1400597236-11352-6-git-send-email-andreas.herrmann@caviumnetworks.com> In-Reply-To: <1400597236-11352-1-git-send-email-andreas.herrmann@caviumnetworks.com> References: <1400597236-11352-1-git-send-email-andreas.herrmann@caviumnetworks.com> MIME-Version: 1.0 Content-Type: text/plain Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org List-help: List-unsubscribe: List-software: Ecartis version 1.0.0 List-subscribe: List-owner: List-post: List-archive: To: linux-mips@linux-mips.org Cc: David Daney , Andreas Herrmann , Ralf Baechle , James Hogan , kvm@vger.kernel.org, David Daney Message-ID: <20140520144706.KZXwCQotSvxhkz8nSOzu9RJ9H5eLM_FO-kdphYhu2VE@z> From: David Daney The fast handler only supports 64-bit kernels. Signed-off-by: David Daney Signed-off-by: Andreas Herrmann --- arch/mips/mm/tlbex.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index ee88367..781e183 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -1250,13 +1250,17 @@ static void build_r4000_tlb_refill_handler(void) unsigned int final_len; struct mips_huge_tlb_info htlb_info __maybe_unused; enum vmalloc64_mode vmalloc_mode __maybe_unused; - +#ifdef CONFIG_64BIT + bool is64bit = true; +#else + bool is64bit = false; +#endif memset(tlb_handler, 0, sizeof(tlb_handler)); memset(labels, 0, sizeof(labels)); memset(relocs, 0, sizeof(relocs)); memset(final_handler, 0, sizeof(final_handler)); - if ((scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) { + if (is64bit && (scratch_reg >= 0 || scratchpad_available()) && use_bbit_insns()) { htlb_info = build_fast_tlb_refill_handler(&p, &l, &r, K0, K1, scratch_reg); vmalloc_mode = refill_scratch; -- 1.7.9.5