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[142.68.57.212]) by smtp.gmail.com with ESMTPSA id k4sm7189056qki.35.2020.01.14.11.41.49 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 14 Jan 2020 11:41:49 -0800 (PST) Received: from jgg by mlx.ziepe.ca with local (Exim 4.90_1) (envelope-from ) id 1irS4S-0006jm-U1; Tue, 14 Jan 2020 15:41:48 -0400 Date: Tue, 14 Jan 2020 15:41:48 -0400 From: Jason Gunthorpe To: Dennis Dalessandro Message-ID: <20200114194148.GD22037@ziepe.ca> References: <20200114162345.19995-1-madhuparnabhowmik04@gmail.com> <20200114165740.GB22037@ziepe.ca> <74adec84-ec5b-ea1b-7adf-3f8608838259@intel.com> <25133367-6544-d0af-ae30-5178909748b1@intel.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <25133367-6544-d0af-ae30-5178909748b1@intel.com> User-Agent: Mutt/1.9.4 (2018-02-28) Cc: mike.marciniszyn@intel.com, paulmck@kernel.org, linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org, rcu@vger.kernel.org, joel@joelfernandes.org, linux-kernel-mentees@lists.linuxfoundation.org Subject: Re: [Linux-kernel-mentees] [PATCH 1/3] infiniband: hw: hfi1: verbs.c: Use built-in RCU list checking X-BeenThere: linux-kernel-mentees@lists.linuxfoundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: linux-kernel-mentees-bounces@lists.linuxfoundation.org Sender: "Linux-kernel-mentees" T24gVHVlLCBKYW4gMTQsIDIwMjAgYXQgMDE6MjQ6MDBQTSAtMDUwMCwgRGVubmlzIERhbGVzc2Fu ZHJvIHdyb3RlOgo+IE9uIDEvMTQvMjAyMCAxMjowMCBQTSwgRGVubmlzIERhbGVzc2FuZHJvIHdy b3RlOgo+ID4gT24gMS8xNC8yMDIwIDExOjU3IEFNLCBKYXNvbiBHdW50aG9ycGUgd3JvdGU6Cj4g PiA+IE9uIFR1ZSwgSmFuIDE0LCAyMDIwIGF0IDA5OjUzOjQ1UE0gKzA1MzAsCj4gPiA+IG1hZGh1 cGFybmFiaG93bWlrMDRAZ21haWwuY29tIHdyb3RlOgo+ID4gPiA+IEZyb206IE1hZGh1cGFybmEg Qmhvd21payA8bWFkaHVwYXJuYWJob3dtaWswNEBnbWFpbC5jb20+Cj4gPiA+ID4gCj4gPiA+ID4g bGlzdF9mb3JfZWFjaF9lbnRyeV9yY3UgaGFzIGJ1aWx0LWluIFJDVSBhbmQgbG9jayBjaGVja2lu Zy4KPiA+ID4gPiBQYXNzIGNvbmQgYXJndW1lbnQgdG8gbGlzdF9mb3JfZWFjaF9lbnRyeV9yY3Uu Cj4gPiA+ID4gCj4gPiA+ID4gU2lnbmVkLW9mZi1ieTogTWFkaHVwYXJuYSBCaG93bWlrIDxtYWRo dXBhcm5hYmhvd21pazA0QGdtYWlsLmNvbT4KPiA+ID4gPiDCoCBkcml2ZXJzL2luZmluaWJhbmQv aHcvaGZpMS92ZXJicy5jIHwgMiArLQo+ID4gPiA+IMKgIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2Vy dGlvbigrKSwgMSBkZWxldGlvbigtKQo+ID4gPiA+IAo+ID4gPiA+IGRpZmYgLS1naXQgYS9kcml2 ZXJzL2luZmluaWJhbmQvaHcvaGZpMS92ZXJicy5jCj4gPiA+ID4gYi9kcml2ZXJzL2luZmluaWJh bmQvaHcvaGZpMS92ZXJicy5jCj4gPiA+ID4gaW5kZXggMDg5ZTIwMWQ3NTUwLi4yMmYyZDRmZDI1 NzcgMTAwNjQ0Cj4gPiA+ID4gKysrIGIvZHJpdmVycy9pbmZpbmliYW5kL2h3L2hmaTEvdmVyYnMu Ywo+ID4gPiA+IEBAIC01MTUsNyArNTE1LDcgQEAgc3RhdGljIGlubGluZSB2b2lkIGhmaTFfaGFu ZGxlX3BhY2tldChzdHJ1Y3QKPiA+ID4gPiBoZmkxX3BhY2tldCAqcGFja2V0LAo+ID4gPiA+IMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBvcGFfZ2V0X2xp ZChwYWNrZXQtPmRsaWQsIDlCKSk7Cj4gPiA+ID4gwqDCoMKgwqDCoMKgwqDCoMKgIGlmICghbWNh c3QpCj4gPiA+ID4gwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgZ290byBkcm9wOwo+ID4gPiA+ IC3CoMKgwqDCoMKgwqDCoCBsaXN0X2Zvcl9lYWNoX2VudHJ5X3JjdShwLCAmbWNhc3QtPnFwX2xp c3QsIGxpc3QpIHsKPiA+ID4gPiArwqDCoMKgwqDCoMKgwqAgbGlzdF9mb3JfZWFjaF9lbnRyeV9y Y3UocCwgJm1jYXN0LT5xcF9saXN0LCBsaXN0LAo+ID4gPiA+IGxvY2tkZXBfaXNfaGVsZCgmKGli cC0+cnZwLmxvY2spKSkgewo+ID4gPiAKPiA+ID4gT2theSwgdGhpcyBsb29rcyByZWFzb25hYmxl Cj4gPiA+IAo+ID4gPiBNaWtlLCBEZW5uaXMsIGlzIHRoaXMgdGhlIHJpZ2h0IGxvY2sgdG8gdGVz dD8KPiA+ID4gCj4gPiAKPiA+IEknbSBsb29raW5nIGF0IHRoYXQgcmlnaHQgbm93IGFjdHVhbGx5 LCBJIGRvbid0IHRoaW5rIHRoaXMgaXMgY29ycmVjdC4KPiA+IFdhbnRlZCB0byB0YWxrIHRvIE1p a2UgYmVmb3JlIEkgc2VuZCBhIHJlc3BvbnNlIHRob3VnaC4KPiA+IAo+ID4gLURlbm55Cj4gCj4g VGhhdCdzIGRlZmluaXRlbHkgZ29pbmcgdG8gdGhyb3cgYSB0b24gb2YgbG9jayBkZXAgbWVzc2Fn ZXMuIEl0J3Mgbm90IHJlYWxseQo+IHRoZSByaWdodCBsb2NrIGVpdGhlci4gSW5zdGVhZCB3aGF0 IHdlIHByb2JhYmx5IG5lZWQgdG8gZG8gaXMgd2hhdCB3ZSBkbyBpbgo+IHRoZSBub24tbXVsdGlj YXN0IHBhcnQgb2YgdGhlIGNvZGUgYW5kIHRha2UgdGhlIHJjdV9yZWFkX2xvY2soKS4KClVoLi4g d2h5IGlzIHRoaXMgdXNpbmcgdGhlIF9yY3UgdmFyaWVudCB3aXRob3V0IGhvbGRpbmcgdGhlIHJj dSBsb2NrPwpUaGF0IGlzIHF1aXRlIHdyb25nIGFscmVhZHkuCgpKYXNvbgpfX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpMaW51eC1rZXJuZWwtbWVudGVlcyBt YWlsaW5nIGxpc3QKTGludXgta2VybmVsLW1lbnRlZXNAbGlzdHMubGludXhmb3VuZGF0aW9uLm9y ZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51 eC1rZXJuZWwtbWVudGVlcwo=