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Thu, 10 Oct 2019 10:08:28 -0700 From: "Wunderlich, Mark" To: Sebastian Andrzej Siewior , Christoph Hellwig Subject: RE: [PATCH v2] nvme-tcp: Initialize sk->sk_ll_usec only with NET_RX_BUSY_POLL Thread-Topic: [PATCH v2] nvme-tcp: Initialize sk->sk_ll_usec only with NET_RX_BUSY_POLL Thread-Index: AQHVf4BIMoH146YQqk694EsSuYD23adUGVNQ Date: Thu, 10 Oct 2019 17:08:27 +0000 Message-ID: References: <20191010150622.reqmasxgavug4amm@linutronix.de> <20191010150719.GA617@lst.de> <20191010151023.gru6fhrhy7gxxwye@linutronix.de> <20191010151444.GA638@lst.de> <20191010152924.jlr53aunkj7de5js@linutronix.de> <20191010152958.GA1057@lst.de> <20191010153411.6uetttizkto6rv65@linutronix.de> In-Reply-To: <20191010153411.6uetttizkto6rv65@linutronix.de> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-ctpclassification: CTP_NT x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiY2Q2ZWJkNmYtYWFiNi00NjdmLWJjODgtZWQ4YTYyMTc3MTg3IiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiZWRLQ3ZBb0xEVU1TbG00UDhON2ZxZHRTemdEN0h2V1JnZ0dQRjNiQVRCOU1OWHUwWnYyeDh3VWJjYUVhYWxPSSJ9 x-originating-ip: [10.22.254.138] MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191010_100830_634019_810A39C5 X-CRM114-Status: GOOD ( 14.19 ) X-BeenThere: linux-nvme@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Keith Busch , Jens Axboe , "tglx@linutronix.de" , Sagi Grimberg , "linux-nvme@lists.infradead.org" Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "Linux-nvme" Errors-To: linux-nvme-bounces+linux-nvme=archiver.kernel.org@lists.infradead.org U2hvdWxkIHRoZXJlIGFsc28gYmUgYSBjaGVjayBoZXJlIHRvIGhvbm9yIGFueSBub24temVybyB2 YWx1ZSBvZiBza19sbF91c2VjICggdmlhIHN5c2N0bF9uZXRfYnVzeV9yZWFkICksIGJlZm9yZSBz ZXR0aW5nIGhlcmUgdG8gaGFyZCBjb2RlZCBkZWZhdWx0IG9mIDE/DQpPciBtYXliZSBiZXN0IHRv IGhhdmUgdGhpcyBhcyBhIHNlcGFyYXRlIHBhdGNoIHRvIGNvbnNpZGVyPw0KDQorI2lmZGVmIENP TkZJR19ORVRfUlhfQlVTWV9QT0xMDQoJSWYgKCFxdWV1ZS0+c29jay0+c2stPnNrX2xsX3VzZWMp DQogCQlxdWV1ZS0+c29jay0+c2stPnNrX2xsX3VzZWMgPSAxOw0KKyNlbmRpZg0KDQotLS0tLU9y aWdpbmFsIE1lc3NhZ2UtLS0tLQ0KRnJvbTogTGludXgtbnZtZSA8bGludXgtbnZtZS1ib3VuY2Vz QGxpc3RzLmluZnJhZGVhZC5vcmc+IE9uIEJlaGFsZiBPZiBTZWJhc3RpYW4gQW5kcnplaiBTaWV3 aW9yDQpTZW50OiBUaHVyc2RheSwgT2N0b2JlciAxMCwgMjAxOSA4OjM0IEFNDQpUbzogQ2hyaXN0 b3BoIEhlbGx3aWcgPGhjaEBsc3QuZGU+DQpDYzogS2VpdGggQnVzY2ggPGtidXNjaEBrZXJuZWwu b3JnPjsgSmVucyBBeGJvZSA8YXhib2VAZmIuY29tPjsgdGdseEBsaW51dHJvbml4LmRlOyBTYWdp IEdyaW1iZXJnIDxzYWdpQGdyaW1iZXJnLm1lPjsgbGludXgtbnZtZUBsaXN0cy5pbmZyYWRlYWQu b3JnDQpTdWJqZWN0OiBbUEFUQ0ggdjJdIG52bWUtdGNwOiBJbml0aWFsaXplIHNrLT5za19sbF91 c2VjIG9ubHkgd2l0aCBORVRfUlhfQlVTWV9QT0xMDQoNClRoZSBhY2Nlc3MgdG8gc2stPnNrX2xs X3VzZWMgc2hvdWxkIGJlIGhpZGRlbiBiZWhpbmQgQ09ORklHX05FVF9SWF9CVVNZX1BPTEwgbGlr ZSB0aGUgZGVmaW5pdGlvbiBvZiBza19sbF91c2VjLg0KDQpQdXQgYWNjZXNzIHRvIC0+c2tfbGxf dXNlYyBiZWhpbmQgQ09ORklHX05FVF9SWF9CVVNZX1BPTEwuDQoNCkZpeGVzOiAxYTk0NjBjZWY1 NzExICgibnZtZS10Y3A6IHN1cHBvcnQgc2ltcGxlIHBvbGxpbmciKQ0KU2lnbmVkLW9mZi1ieTog U2ViYXN0aWFuIEFuZHJ6ZWogU2lld2lvciA8YmlnZWFzeUBsaW51dHJvbml4LmRlPg0KLS0tDQp2 MeKApnYyOiBIaWRlIGl0IGJlaGluZCBDT05GSUdfTkVUX1JYX0JVU1lfUE9MTCBpbnN0ZWFkIHJl bW92aW5nIGl0Lg0KDQogZHJpdmVycy9udm1lL2hvc3QvdGNwLmMgfCAyICsrDQogMSBmaWxlIGNo YW5nZWQsIDIgaW5zZXJ0aW9ucygrKQ0KDQpkaWZmIC0tZ2l0IGEvZHJpdmVycy9udm1lL2hvc3Qv dGNwLmMgYi9kcml2ZXJzL252bWUvaG9zdC90Y3AuYyBpbmRleCAzODVhNTIxMmMxMGYxLi43MjA1 OTU2MWI3ZjJhIDEwMDY0NA0KLS0tIGEvZHJpdmVycy9udm1lL2hvc3QvdGNwLmMNCisrKyBiL2Ry aXZlcnMvbnZtZS9ob3N0L3RjcC5jDQpAQCAtMTM4Niw3ICsxMzg2LDkgQEAgc3RhdGljIGludCBu dm1lX3RjcF9hbGxvY19xdWV1ZShzdHJ1Y3QgbnZtZV9jdHJsICpuY3RybCwNCiAJcXVldWUtPnNv Y2stPnNrLT5za19kYXRhX3JlYWR5ID0gbnZtZV90Y3BfZGF0YV9yZWFkeTsNCiAJcXVldWUtPnNv Y2stPnNrLT5za19zdGF0ZV9jaGFuZ2UgPSBudm1lX3RjcF9zdGF0ZV9jaGFuZ2U7DQogCXF1ZXVl LT5zb2NrLT5zay0+c2tfd3JpdGVfc3BhY2UgPSBudm1lX3RjcF93cml0ZV9zcGFjZTsNCisjaWZk ZWYgQ09ORklHX05FVF9SWF9CVVNZX1BPTEwNCiAJcXVldWUtPnNvY2stPnNrLT5za19sbF91c2Vj ID0gMTsNCisjZW5kaWYNCiAJd3JpdGVfdW5sb2NrX2JoKCZxdWV1ZS0+c29jay0+c2stPnNrX2Nh bGxiYWNrX2xvY2spOw0KIA0KIAlyZXR1cm4gMDsNCi0tDQoyLjIzLjANCg0KDQpfX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXw0KTGludXgtbnZtZSBtYWlsaW5n IGxpc3QNCkxpbnV4LW52bWVAbGlzdHMuaW5mcmFkZWFkLm9yZw0KaHR0cDovL2xpc3RzLmluZnJh ZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC1udm1lDQpfX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eC1udm1lIG1haWxpbmcgbGlzdApMaW51 eC1udm1lQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFp bG1hbi9saXN0aW5mby9saW51eC1udm1lCg==