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GET /api/patches/703143/?format=api
{ "id": 703143, "url": "http://patchwork.ozlabs.org/api/patches/703143/?format=api", "web_url": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1481047767-60255-6-git-send-email-xinhui.pan@linux.vnet.ibm.com/", "project": { "id": 2, "url": "http://patchwork.ozlabs.org/api/projects/2/?format=api", "name": "Linux PPC development", "link_name": "linuxppc-dev", "list_id": "linuxppc-dev.lists.ozlabs.org", "list_email": "linuxppc-dev@lists.ozlabs.org", "web_url": "https://github.com/linuxppc/wiki/wiki", "scm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git", "webscm_url": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/", "list_archive_url_format": "https://lore.kernel.org/linuxppc-dev/{}/", "commit_url_format": "https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git/commit/?id={}" }, "msgid": "<1481047767-60255-6-git-send-email-xinhui.pan@linux.vnet.ibm.com>", "list_archive_url": "https://lore.kernel.org/linuxppc-dev/1481047767-60255-6-git-send-email-xinhui.pan@linux.vnet.ibm.com/", "date": "2016-12-06T18:09:26", "name": "[v9,5/6] powerpc: pSeries: Add pv-qspinlock build config/make", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "d782308bb5b55edcaf62d360a6831244db77ed7a", "submitter": { "id": 67833, "url": "http://patchwork.ozlabs.org/api/people/67833/?format=api", "name": "xinhui", "email": "xinhui.pan@linux.vnet.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/linuxppc-dev/patch/1481047767-60255-6-git-send-email-xinhui.pan@linux.vnet.ibm.com/mbox/", "series": [], "comments": "http://patchwork.ozlabs.org/api/patches/703143/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/703143/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>", "X-Original-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Delivered-To": [ "patchwork-incoming@ozlabs.org", "linuxppc-dev@lists.ozlabs.org" ], "Received": [ "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\t(using TLSv1.2 with cipher ADH-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3tY2LP4wQJz9vck\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 7 Dec 2016 00:20:29 +1100 (AEDT)", "from lists.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3])\n\tby lists.ozlabs.org (Postfix) with ESMTP id 3tY2LP49YDzDwLj\n\tfor <patchwork-incoming@ozlabs.org>;\n\tWed, 7 Dec 2016 00:20:29 +1100 (AEDT)", "from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com\n\t[148.163.158.5])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby lists.ozlabs.org (Postfix) with ESMTPS id 3tY2B303hXzDvtg\n\tfor <linuxppc-dev@lists.ozlabs.org>;\n\tWed, 7 Dec 2016 00:13:14 +1100 (AEDT)", "from pps.filterd (m0098413.ppops.net [127.0.0.1])\n\tby mx0b-001b2d01.pphosted.com (8.16.0.17/8.16.0.17) with SMTP id\n\tuB6D5WrF029879\n\tfor <linuxppc-dev@lists.ozlabs.org>; Tue, 6 Dec 2016 08:13:12 -0500", "from e23smtp02.au.ibm.com (e23smtp02.au.ibm.com [202.81.31.144])\n\tby mx0b-001b2d01.pphosted.com with ESMTP id 275w2uunfe-1\n\t(version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT)\n\tfor <linuxppc-dev@lists.ozlabs.org>; Tue, 06 Dec 2016 08:13:12 -0500", "from localhost\n\tby e23smtp02.au.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use\n\tOnly! Violators will be prosecuted\n\tfor <linuxppc-dev@lists.ozlabs.org> from\n\t<xinhui.pan@linux.vnet.ibm.com>; Tue, 6 Dec 2016 23:13:09 +1000", "from d23dlp03.au.ibm.com (202.81.31.214)\n\tby e23smtp02.au.ibm.com (202.81.31.208) with IBM ESMTP SMTP Gateway:\n\tAuthorized Use Only! Violators will be prosecuted; \n\tTue, 6 Dec 2016 23:13:08 +1000", "from d23relay09.au.ibm.com (d23relay09.au.ibm.com [9.185.63.181])\n\tby d23dlp03.au.ibm.com (Postfix) with ESMTP id 6040D3578053\n\tfor <linuxppc-dev@lists.ozlabs.org>;\n\tWed, 7 Dec 2016 00:13:08 +1100 (EST)", "from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138])\n\tby d23relay09.au.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id\n\tuB6DD8RV65863892\n\tfor <linuxppc-dev@lists.ozlabs.org>; Wed, 7 Dec 2016 00:13:08 +1100", "from d23av02.au.ibm.com (localhost [127.0.0.1])\n\tby d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVout) with ESMTP id\n\tuB6DD7nx000573\n\tfor <linuxppc-dev@lists.ozlabs.org>; Wed, 7 Dec 2016 00:13:08 +1100", "from ltcalpine2-lp13.aus.stglabs.ibm.com\n\t(ltcalpine2-lp13.aus.stglabs.ibm.com [9.40.195.196])\n\tby d23av02.au.ibm.com (8.14.4/8.14.4/NCO v10.0 AVin) with ESMTP id\n\tuB6DCnZ0032667; Wed, 7 Dec 2016 00:13:04 +1100" ], "From": "Pan Xinhui <xinhui.pan@linux.vnet.ibm.com>", "To": "linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org", "Subject": "[PATCH v9 5/6] powerpc: pSeries: Add pv-qspinlock build config/make", "Date": "Tue, 6 Dec 2016 13:09:26 -0500", "X-Mailer": "git-send-email 2.4.11", "In-Reply-To": "<1481047767-60255-1-git-send-email-xinhui.pan@linux.vnet.ibm.com>", "References": "<1481047767-60255-1-git-send-email-xinhui.pan@linux.vnet.ibm.com>", "X-TM-AS-MML": "disable", "X-Content-Scanned": "Fidelis XPS MAILER", "x-cbid": "16120613-0004-0000-0000-000001C4086D", "X-IBM-AV-DETECTION": "SAVI=unused REMOTE=unused XFE=unused", "x-cbparentid": "16120613-0005-0000-0000-000009414319", "Message-Id": "<1481047767-60255-6-git-send-email-xinhui.pan@linux.vnet.ibm.com>", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2016-12-06_07:, , signatures=0", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=0\n\tmalwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam\n\tadjust=0 reason=mlx scancount=1 engine=8.0.1-1609300000\n\tdefinitions=main-1612060208", "X-BeenThere": "linuxppc-dev@lists.ozlabs.org", "X-Mailman-Version": "2.1.23", "Precedence": "list", "List-Id": "Linux on PowerPC Developers Mail List\n\t<linuxppc-dev.lists.ozlabs.org>", "List-Unsubscribe": "<https://lists.ozlabs.org/options/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=unsubscribe>", "List-Archive": "<http://lists.ozlabs.org/pipermail/linuxppc-dev/>", "List-Post": "<mailto:linuxppc-dev@lists.ozlabs.org>", "List-Help": "<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=help>", "List-Subscribe": "<https://lists.ozlabs.org/listinfo/linuxppc-dev>,\n\t<mailto:linuxppc-dev-request@lists.ozlabs.org?subject=subscribe>", "Cc": "xinhui.pan@linux.vnet.ibm.com, peterz@infradead.org, boqun.feng@gmail.com,\n\tvirtualization@lists.linux-foundation.org, mingo@redhat.com,\n\tpaulus@samba.org, longman@redhat.com, paulmck@linux.vnet.ibm.com", "Errors-To": "linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org", "Sender": "\"Linuxppc-dev\"\n\t<linuxppc-dev-bounces+patchwork-incoming=ozlabs.org@lists.ozlabs.org>" }, "content": "pSeries run as a guest and might need pv-qspinlock.\n\nSigned-off-by: Pan Xinhui <xinhui.pan@linux.vnet.ibm.com>\n---\n arch/powerpc/kernel/Makefile | 1 +\n arch/powerpc/platforms/pseries/Kconfig | 8 ++++++++\n 2 files changed, 9 insertions(+)", "diff": "diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile\nindex 1925341..4780415 100644\n--- a/arch/powerpc/kernel/Makefile\n+++ b/arch/powerpc/kernel/Makefile\n@@ -53,6 +53,7 @@ obj-$(CONFIG_PPC_970_NAP)\t+= idle_power4.o\n obj-$(CONFIG_PPC_P7_NAP)\t+= idle_book3s.o\n procfs-y\t\t\t:= proc_powerpc.o\n obj-$(CONFIG_PROC_FS)\t\t+= $(procfs-y)\n+obj-$(CONFIG_PARAVIRT_SPINLOCKS)\t+= paravirt.o\n rtaspci-$(CONFIG_PPC64)-$(CONFIG_PCI)\t:= rtas_pci.o\n obj-$(CONFIG_PPC_RTAS)\t\t+= rtas.o rtas-rtc.o $(rtaspci-y-y)\n obj-$(CONFIG_PPC_RTAS_DAEMON)\t+= rtasd.o\ndiff --git a/arch/powerpc/platforms/pseries/Kconfig b/arch/powerpc/platforms/pseries/Kconfig\nindex bec90fb..c9cc064 100644\n--- a/arch/powerpc/platforms/pseries/Kconfig\n+++ b/arch/powerpc/platforms/pseries/Kconfig\n@@ -33,6 +33,14 @@ config PPC_SPLPAR\n \t processors, that is, which share physical processors between\n \t two or more partitions.\n \n+config PARAVIRT_SPINLOCKS\n+ bool \"Paravirtialization support for qspinlock\"\n+ depends on PPC_SPLPAR && QUEUED_SPINLOCKS\n+ default y\n+ help\n+ If kernel need run as a guest then enable this option.\n+ Generally it can let kernel have a better performace.\n+\n config DTL\n \tbool \"Dispatch Trace Log\"\n \tdepends on PPC_SPLPAR && DEBUG_FS\n", "prefixes": [ "v9", "5/6" ] }