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Sun, 8 Apr 2018 20:26:34 -0400 From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Michael Kelley , Linus Torvalds , Peter Zijlstra , Thomas Gleixner , KY Srinivasan , "martin.petersen@oracle.com" , "Michael Kelley (EOSG)" , Ingo Molnar , Sasha Levin Subject: [PATCH AUTOSEL for 4.14 160/161] cpumask: Make for_each_cpu_wrap() available on UP as well Thread-Topic: [PATCH AUTOSEL for 4.14 160/161] cpumask: Make for_each_cpu_wrap() available on UP as well Thread-Index: AQHTz5jKiUg6yOhUVkKzYi+wqhqNcQ== Date: Mon, 9 Apr 2018 00:22:06 +0000 Message-ID: <20180409001936.162706-160-alexander.levin@microsoft.com> References: <20180409001936.162706-1-alexander.levin@microsoft.com> In-Reply-To: <20180409001936.162706-1-alexander.levin@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [52.168.54.252] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM5PR2101MB1015;7:vsLxTB0JXP2AfN24Wag1uBfB/1R6dJ3o7QrwtQXn/WFapt/KntzP2Uyub6l6d5ny9404rZfGcgKdJ628A9owQ74HlyK0gpxdTXjASk/3CR12AKk75xNj1qqdH1jxtkWFxZgVW5rJFMUjUCV9y0Jntdru7jOdsgq6FxxdkHH3yUu8/QsDiHyOCaXSptxBM6LTrdo85nByEnxRGKeorJg8V1DAoWGzygqjqiNQSDa0B92o+Fm/llC98KF1W0DIpoUH;20:NwfQTsMocOtM3f3lJkje0lKKiYPXf+RX6TSYK4UM1cqd5QgU93zRFVltsWTkLD7PZjOt7sMCe3bp9Zk+4r4U1YMcw1qko7dpCEZU9nq3HbmOY5JKxPrQO6FTDItoxsa38RB+UCoz15LhGTi1K99mtuMnuoSppDHWL3eDUtjougI= x-ms-office365-filtering-ht: Tenant X-MS-Office365-Filtering-Correlation-Id: c5759d7d-7e1e-4d42-1823-08d59db088fc x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(2017052603328)(7193020);SRVR:DM5PR2101MB1015; 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x-microsoft-antispam-message-info: nVP2GqR9XVzeCgksTpF38b/EP0LIkZYfcNOHORyQPCROF+ZZCnd8wItZ4sF1zD0HUf3bxqwsLNpkGCrWkM1UN4R9bkrTSjsROEnVN2iw8+27YXL2El+IwI6xHgNGFYubWSkAc9tWy0cJYFxJdTqGXlNY0yVfc5ZiVIQRCewjD+wM+K1AqCKjEltBNcOwyH3CPuEmPzgM9l4MqmerHE7TzxUqj+K8wJFCds9LGFAXtoJvcl7VXj7jTQ7lVVcnxvbH2vWAtGE3+zpH9QsCcO7wiMW69pAFqdo5KY0JmiSXvKZ7Iur7VnOue/on/slU178oKsFGGOn7cNyltSDnSEA3DKJKJgBl+HN+0SnTjoHb9q6j/bjOP5wbZHMf5xpR+MGvXlPBuYKiTNV2SXQf4qYgWbxyVGbADBT1Q89+HkHoKr0= spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: c5759d7d-7e1e-4d42-1823-08d59db088fc X-MS-Exchange-CrossTenant-originalarrivaltime: 09 Apr 2018 00:22:06.7685 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR2101MB1015 Sender: stable-owner@vger.kernel.org X-Mailing-List: stable@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: From: Michael Kelley [ Upstream commit d207af2eab3f8668b95ad02b21930481c42806fd ] for_each_cpu_wrap() was originally added in the #else half of a large "#if NR_CPUS =3D=3D 1" statement, but was omitted in the #if half. This patch adds the missing #if half to prevent compile errors when NR_CPUS is 1. Reported-by: kbuild test robot Signed-off-by: Michael Kelley Cc: Linus Torvalds Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: kys@microsoft.com Cc: martin.petersen@oracle.com Cc: mikelley@microsoft.com Fixes: c743f0a5c50f ("sched/fair, cpumask: Export for_each_cpu_wrap()") Link: http://lkml.kernel.org/r/SN6PR1901MB2045F087F59450507D4FCC17CBF50@SN6= PR1901MB2045.namprd19.prod.outlook.com Signed-off-by: Ingo Molnar Signed-off-by: Sasha Levin --- include/linux/cpumask.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h index 8d3125c493b2..db461a07bf38 100644 --- a/include/linux/cpumask.h +++ b/include/linux/cpumask.h @@ -165,6 +165,8 @@ static inline unsigned int cpumask_local_spread(unsigne= d int i, int node) for ((cpu) =3D 0; (cpu) < 1; (cpu)++, (void)mask) #define for_each_cpu_not(cpu, mask) \ for ((cpu) =3D 0; (cpu) < 1; (cpu)++, (void)mask) +#define for_each_cpu_wrap(cpu, mask, start) \ + for ((cpu) =3D 0; (cpu) < 1; (cpu)++, (void)mask, (void)(start)) #define for_each_cpu_and(cpu, mask, and) \ for ((cpu) =3D 0; (cpu) < 1; (cpu)++, (void)mask, (void)and) #else --=20 2.15.1