From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 6EDE6C433F5 for ; Wed, 29 Aug 2018 18:34:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2B51A20657 for ; Wed, 29 Aug 2018 18:34:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=synopsys.com header.i=@synopsys.com header.b="MGlmwzGv" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2B51A20657 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=synopsys.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728484AbeH2WcJ (ORCPT ); Wed, 29 Aug 2018 18:32:09 -0400 Received: from smtprelay2.synopsys.com ([198.182.60.111]:47320 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727657AbeH2WcH (ORCPT ); Wed, 29 Aug 2018 18:32:07 -0400 Received: from mailhost.synopsys.com (mailhost2.synopsys.com [10.13.184.66]) by smtprelay.synopsys.com (Postfix) with ESMTP id 0B80710C05B0; Wed, 29 Aug 2018 11:33:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=synopsys.com; s=mail; t=1535567638; bh=rPs8CSmnvIQBPse6oAl4TGnZi05VA0MJE8CAKgRjcS4=; h=From:To:CC:Subject:Date:From; b=MGlmwzGv7Dx4SbN2p7l1uT105spKrKRk6p94rnrz0Nv0WBSk2bERUpsfNMDuMaEGS Je73cbNXpmORA/B25zkOJBzpBJMeHK9Fg0mDRU8V0gJbZPP8n9gedq56LinyVvixR9 Akf+0Os+k+7rXMYpjDH6qRGQy1mrufr6qRFVQQqNaoHl66Q+vAq1vPuqgEeaQFe36R r8rN5oJZS5S4pgFRxM6/ehVjSGVZCkTx7dhw+TGcoSQ6GK+DU6enhKD9qkylrM/NAb ULUOdQm5sWgtfN01A0RUShjyVOu/ouJw5RQySQC1EJE0sLZlQZ/+/xqmHwTIy52HD4 otZtSy3lF0lvg== Received: from us01wehtc1.internal.synopsys.com (us01wehtc1-vip.internal.synopsys.com [10.12.239.236]) by mailhost.synopsys.com (Postfix) with ESMTP id 8F74942D2; Wed, 29 Aug 2018 11:33:57 -0700 (PDT) Received: from DE02WEHTCB.internal.synopsys.com (10.225.19.94) by us01wehtc1.internal.synopsys.com (10.12.239.235) with Microsoft SMTP Server (TLS) id 14.3.361.1; Wed, 29 Aug 2018 11:33:57 -0700 Received: from DE02WEMBXB.internal.synopsys.com ([fe80::95ce:118a:8321:a099]) by DE02WEHTCB.internal.synopsys.com ([::1]) with mapi id 14.03.0361.001; Wed, 29 Aug 2018 20:33:54 +0200 From: Eugeniy Paltsev To: "linux-kernel@vger.kernel.org" , "will.deacon@arm.com" CC: "mingo@kernel.org" , "peterz@infradead.org" , "tglx@linutronix.de" , "linux-snps-arc@lists.infradead.org" , Alexey Brodkin , "yamada.masahiro@socionext.com" , "linux-arm-kernel@lists.infradead.org" , Vineet Gupta , "linux-arch@vger.kernel.org" Subject: Patch "asm-generic/bitops/lock.h: Rewrite using atomic_fetch_" causes kernel crash Thread-Topic: Patch "asm-generic/bitops/lock.h: Rewrite using atomic_fetch_" causes kernel crash Thread-Index: AQHUP8bWpY6ZRO7qfEeDcvF8FJVDUg== Date: Wed, 29 Aug 2018 18:33:53 +0000 Message-ID: <1535567633.4465.23.camel@synopsys.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.121.3.36] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGkgR3V5cywNClNpbmNlIHY0LjE5LXJjMSB3ZSBhcmUgZ2V0dGluZyBhIHNlcmlvdXMgcmVncmVz c2lvbiBvbiBwbGF0Zm9ybXMgd2l0aCBBUkMgYXJjaGl0ZWN0dXJlLg0KVGhlIGtlcm5lbCBoYXZl IGJlY29tZSB1bnN0YWJsZSBhbmQgc3BvbnRhbmVvdXNseSBjcmFzaGVzIG9uIExUUCB0ZXN0cyBl eGVjdXRpb24gLyBJTyB0ZXN0cyBvcg0KZXZlbiBvbiBib290Lg0KDQpJIGRvbid0IGtub3cgZXhh Y3RseSB3aGF0IGJyZWFrcyBidXQgYmlzZWN0IGNsZWFybHkgYXNzaWduIHRoZSBibGFtZSB0byB0 aGlzIGNvbW1pdDoNCjg0YzY1OTExMDNkYiAoImxvY2tpbmcvYXRvbWljcywgYXNtLWdlbmVyaWMv Yml0b3BzL2xvY2suaDogUmV3cml0ZSB1c2luZyBhdG9taWNfZmV0Y2hfKigpIikNCmh0dHBzOi8v Z2l0aHViLmNvbS90b3J2YWxkcy9saW51eC9jb21taXQvODRjNjU5MTEwM2RiZWFmMzkzYTA5MmEz ZmM3YjA5NTEwODI1ZjZiOQ0KDQpSZXZlcnRpbmcgdGhlIGNvbW1pdCBzb2x2ZXMgdGhpcyBwcm9i bGVtLg0KDQpJIHRlc3RlZCB2NC4xOS1yYzEgb24gQVJNICh3YW5kYm9hcmQsIGkubXg2LCAzMmJp dCwgcXVhcmQgY29yZSwgQVJNdjcpIHdoaWNoIHVzZXMgc2FtZQ0KZ2VuZXJpYyBiaXRvcHMgaW1w bGVtZW50YXRpb24gYW5kIGl0IHdvcmtzIGZpbmUuDQoNCkRvIHlvdSBoYXZlIGFueSBpZGVhcyB3 aGF0IHdlbnQgd3Jvbmc/DQotLSANCiBFdWdlbml5IFBhbHRzZXY=