From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751218AbdFDGLp (ORCPT ); Sun, 4 Jun 2017 02:11:45 -0400 Received: from mail-eopbgr40073.outbound.protection.outlook.com ([40.107.4.73]:51664 "EHLO EUR03-DB5-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750852AbdFDGLm (ORCPT ); Sun, 4 Jun 2017 02:11:42 -0400 From: Noam Camus To: Vineet Gupta , "linux-snps-arc@lists.infradead.org" CC: "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v2 08/11] ARC: [plat-eznps] spinlock aware for MTM Thread-Topic: [PATCH v2 08/11] ARC: [plat-eznps] spinlock aware for MTM Thread-Index: AQHS288pkDaejxL/7EGEa3gi9voliqIUOtLQ Date: Sun, 4 Jun 2017 06:11:37 +0000 Message-ID: References: <1495954328-28736-1-git-send-email-noamca@mellanox.com> <1495954328-28736-9-git-send-email-noamca@mellanox.com> <180d8e76-fa00-b138-0d5f-720b116228b8@synopsys.com> In-Reply-To: <180d8e76-fa00-b138-0d5f-720b116228b8@synopsys.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: synopsys.com; dkim=none (message not signed) header.d=none;synopsys.com; dmarc=none action=none header.from=mellanox.com; x-originating-ip: [193.47.165.251] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;HE1PR05MB1625;7:mpSojiFoKN7u4q/AnKTTYCKEAQbMJlMUb1S+04duwf7OyLwpdjt8OfAZRPt05yBubESPvfUg/KsVRzjBRLXBRLkxEsJRulOmuJck4fLStSz4XmCXz+zaERfzEsJ2yPnpsgWasWE5Bqkg8+m23TQsyTibS/OiiOuFaYVSsvXM+qHaz6xmkapqL5sX96l1SsXYxBfzGiyRNy/NyqhpvlXCzOacjItITcXjmARaKTl4QWOf4SQWBAUEot7yUrxOh4W8za4hzGEghAV5Q8Rrct9IAG4yzfXjbQbXqtTev238BeF9CmhyqhW780Vf8Lb+D5THWVVjkTosTfBxbIztHIoJDw== x-ms-traffictypediagnostic: HE1PR05MB1625: x-ms-office365-filtering-correlation-id: 2aa8a79b-5e51-4091-adc6-08d4ab108f6b x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(22001)(2017030254075)(48565401081)(201703131423075)(201703031133081)(201702281549075);SRVR:HE1PR05MB1625; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(100000700101)(100105000095)(100000701101)(100105300095)(100000702101)(100105100095)(6040450)(601004)(2401047)(8121501046)(5005006)(100000703101)(100105400095)(10201501046)(3002001)(93006095)(93001095)(6055026)(6041248)(20161123558100)(201703131423075)(201702281528075)(201703061421075)(201703061406153)(20161123562025)(20161123555025)(20161123560025)(20161123564025)(6072148)(100000704101)(100105200095)(100000705101)(100105500095);SRVR:HE1PR05MB1625;BCL:0;PCL:0;RULEID:(100000800101)(100110000095)(100000801101)(100110300095)(100000802101)(100110100095)(100000803101)(100110400095)(100000804101)(100110200095)(100000805101)(100110500095);SRVR:HE1PR05MB1625; x-forefront-prvs: 03283976A6 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(6009001)(39410400002)(39860400002)(39400400002)(39850400002)(39450400003)(377454003)(6246003)(54356999)(305945005)(3280700002)(14454004)(8676002)(2906002)(229853002)(7696004)(53936002)(25786009)(3660700001)(7736002)(76176999)(81166006)(74316002)(189998001)(8936002)(2950100002)(38730400002)(50986999)(9686003)(86362001)(2900100001)(66066001)(6116002)(3846002)(99286003)(102836003)(55016002)(4326008)(5660300001)(6506006)(478600001)(33656002)(2501003)(6436002);DIR:OUT;SFP:1101;SCL:1;SRVR:HE1PR05MB1625;H:HE1PR05MB1625.eurprd05.prod.outlook.com;FPR:;SPF:None;MLV:sfv;LANG:en; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 X-OriginatorOrg: Mellanox.com X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Jun 2017 06:11:37.8388 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: a652971c-7d2e-4d9b-a6a4-d149256f461b X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1PR05MB1625 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by mail.home.local id v546BwoS010447 > From: Vineet Gupta [mailto:Vineet.Gupta1@synopsys.com] > Sent: Friday, June 2, 2017 21:36 PM ... >> arch/arc/include/asm/spinlock.h | 6 ++++++ >> 1 files changed, 6 insertions(+), 0 deletions(-) >> >> diff --git a/arch/arc/include/asm/spinlock.h >> b/arch/arc/include/asm/spinlock.h index 233d5ff..0a54ce7 100644 >> --- a/arch/arc/include/asm/spinlock.h >> +++ b/arch/arc/include/asm/spinlock.h >> @@ -252,9 +252,15 @@ static inline void arch_spin_lock(arch_spinlock_t >> *lock) >> >> __asm__ __volatile__( >> "1: ex %0, [%1] \n" >> +#ifdef CONFIG_EZNPS_MTM_EXT >> + " .word %3 \n" >> +#endif >> " breq %0, %2, 1b \n" >> : "+&r" (val) >> : "r"(&(lock->slock)), "ir"(__ARCH_SPIN_LOCK_LOCKED__) >> +#ifdef CONFIG_EZNPS_MTM_EXT >> + , "i"(CTOP_INST_SCHD_RW) >> +#endif >> : "memory"); >> >> /* >> >This is ugly - I will fix it up here to create an NPS version of arch_spin_lock ! TNX -Noam From mboxrd@z Thu Jan 1 00:00:00 1970 From: noamca@mellanox.com (Noam Camus) Date: Sun, 4 Jun 2017 06:11:37 +0000 Subject: [PATCH v2 08/11] ARC: [plat-eznps] spinlock aware for MTM In-Reply-To: <180d8e76-fa00-b138-0d5f-720b116228b8@synopsys.com> References: <1495954328-28736-1-git-send-email-noamca@mellanox.com> <1495954328-28736-9-git-send-email-noamca@mellanox.com> <180d8e76-fa00-b138-0d5f-720b116228b8@synopsys.com> List-ID: Message-ID: To: linux-snps-arc@lists.infradead.org > From: Vineet Gupta [mailto:Vineet.Gupta1 at synopsys.com] > Sent: Friday, June 2, 2017 21:36 PM ... >> arch/arc/include/asm/spinlock.h | 6 ++++++ >> 1 files changed, 6 insertions(+), 0 deletions(-) >> >> diff --git a/arch/arc/include/asm/spinlock.h >> b/arch/arc/include/asm/spinlock.h index 233d5ff..0a54ce7 100644 >> --- a/arch/arc/include/asm/spinlock.h >> +++ b/arch/arc/include/asm/spinlock.h >> @@ -252,9 +252,15 @@ static inline void arch_spin_lock(arch_spinlock_t >> *lock) >> >> __asm__ __volatile__( >> "1: ex %0, [%1] \n" >> +#ifdef CONFIG_EZNPS_MTM_EXT >> + " .word %3 \n" >> +#endif >> " breq %0, %2, 1b \n" >> : "+&r" (val) >> : "r"(&(lock->slock)), "ir"(__ARCH_SPIN_LOCK_LOCKED__) >> +#ifdef CONFIG_EZNPS_MTM_EXT >> + , "i"(CTOP_INST_SCHD_RW) >> +#endif >> : "memory"); >> >> /* >> >This is ugly - I will fix it up here to create an NPS version of arch_spin_lock ! TNX -Noam