From mboxrd@z Thu Jan 1 00:00:00 1970 From: Saeed Mahameed Subject: Re: [PATCH mlx5-next v2 07/17] IB/mlx5: Support set qp counter Date: Mon, 29 Apr 2019 18:22:03 +0000 Message-ID: References: <20190429083453.16654-1-leon@kernel.org> <20190429083453.16654-8-leon@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190429083453.16654-8-leon@kernel.org> Content-Language: en-US Content-ID: <65B6BB67FBD9F04AA2A7A1EB5D2D09A8@eurprd05.prod.outlook.com> Sender: netdev-owner@vger.kernel.org To: Jason Gunthorpe , "leon@kernel.org" , "dledford@redhat.com" Cc: Majd Dibbiny , Mark Zhang , Leon Romanovsky , "linux-rdma@vger.kernel.org" , "netdev@vger.kernel.org" List-Id: linux-rdma@vger.kernel.org T24gTW9uLCAyMDE5LTA0LTI5IGF0IDExOjM0ICswMzAwLCBMZW9uIFJvbWFub3Zza3kgd3JvdGU6 DQo+IEZyb206IE1hcmsgWmhhbmcgPG1hcmt6QG1lbGxhbm94LmNvbT4NCj4gDQo+IFN1cHBvcnQg YmluZCBhIHFwIHdpdGggY291bnRlci4gSWYgY291bnRlciBpcyBudWxsIHRoZW4gYmluZCB0aGUg cXANCj4gdG8NCj4gdGhlIGRlZmF1bHQgY291bnRlci4gRGlmZmVyZW50IFFQIHN0YXRlIGhhcyBk aWZmZXJlbnQgb3BlcmF0aW9uOg0KPiAtIFJFU0VUOiBTZXQgdGhlIGNvdW50ZXIgZmllbGQgc28g dGhhdCBpdCB3aWxsIHRha2UgZWZmZWN0aXZlDQo+ICAgZHVyaW5nIFJTVDJJTklUIGNoYW5nZTsN Cj4gLSBSVFM6IElzc3VlIGFuIFJUUzJSVFMgY2hhbmdlIHRvIHVwZGF0ZSB0aGUgUVAgY291bnRl cjsNCj4gLSBPdGhlcjogU2V0IHRoZSBjb3VudGVyIGZpZWxkIGFuZCBtYXJrIHRoZSBjb3VudGVy X3BlbmRpbmcgZmxhZywNCj4gICB3aGVuIFFQIGlzIG1vdmVkIHRvIFJUUyBzdGF0ZSBhbmQgdGhp cyBmbGFnIGlzIHNldCwgdGhlbiBpc3N1ZQ0KPiAgIGFuIFJUUzJSVFMgbW9kaWZpY2F0aW9uIHRv IHVwZGF0ZSB0aGUgY291bnRlci4NCj4gDQo+IFNpZ25lZC1vZmYtYnk6IE1hcmsgWmhhbmcgPG1h cmt6QG1lbGxhbm94LmNvbT4NCj4gUmV2aWV3ZWQtYnk6IE1hamQgRGliYmlueSA8bWFqZEBtZWxs YW5veC5jb20+DQo+IFNpZ25lZC1vZmYtYnk6IExlb24gUm9tYW5vdnNreSA8bGVvbnJvQG1lbGxh bm94LmNvbT4NCj4gLS0tDQo+ICBkcml2ZXJzL2luZmluaWJhbmQvaHcvbWx4NS9tbHg1X2liLmgg fCAgNiArKysNCj4gIGRyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1L3FwLmMgICAgICB8IDc2DQo+ ICsrKysrKysrKysrKysrKysrKysrKysrKysrKy0NCj4gIGluY2x1ZGUvbGludXgvbWx4NS9xcC5o ICAgICAgICAgICAgICB8ICAxICsNCg0KSSBkb24ndCBzZWUgYW55IHJlYXNvbiB3aHkgdGhpcyBw YXRjaCBzaG91bGQgZ28gdG8gbWx4NS1uZXh0IGJyYW5jaC4NCkp1c3QgYmVjYXVzZSB5b3UgaGF2 ZSBvbmUgbGluZXIgaW4gaW5jbHVkZS9saW51eC9tbHg1L3FwLmgsIGlzIG5vdA0KZW5vdWdoIHJl YXNvbi4NCg0KPiAgMyBmaWxlcyBjaGFuZ2VkLCA4MSBpbnNlcnRpb25zKCspLCAyIGRlbGV0aW9u cygtKQ0KPiANCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1L21seDVf aWIuaA0KPiBiL2RyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1L21seDVfaWIuaA0KPiBpbmRleCA1 NWI4YmRiNDAyYjYuLjQ0N2Y4YWQ1YWJiZCAxMDA2NDQNCj4gLS0tIGEvZHJpdmVycy9pbmZpbmli YW5kL2h3L21seDUvbWx4NV9pYi5oDQo+ICsrKyBiL2RyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1 L21seDVfaWIuaA0KPiBAQCAtNDM3LDYgKzQzNywxMCBAQCBzdHJ1Y3QgbWx4NV9pYl9xcCB7DQo+ ICAJdTMyCQkJZmxhZ3NfZW47DQo+ICAJLyogc3RvcmFnZSBmb3IgcXAgc3ViIHR5cGUgd2hlbiBj b3JlIHFwIHR5cGUgaXMgSUJfUVBUX0RSSVZFUg0KPiAqLw0KPiAgCWVudW0gaWJfcXBfdHlwZQkJ cXBfc3ViX3R5cGU7DQo+ICsJLyogQSBmbGFnIHRvIGluZGljYXRlIGlmIHRoZXJlJ3MgYSBuZXcg Y291bnRlciBpcyBjb25maWd1cmVkDQo+ICsJICogYnV0IG5vdCB0YWtlIGVmZmVjdGl2ZQ0KPiAr CSAqLw0KPiArCXUzMiAgICAgICAgICAgICAgICAgICAgIGNvdW50ZXJfcGVuZGluZzsNCj4gIH07 DQo+ICANCj4gIHN0cnVjdCBtbHg1X2liX2NxX2J1ZiB7DQo+IEBAIC0xNDE4LDQgKzE0MjIsNiBA QCB2b2lkIG1seDVfaWJfcHV0X3hsdF9lbWVyZ2VuY3lfcGFnZSh2b2lkKTsNCj4gIGludCBiZnJl Z25fdG9fdWFyX2luZGV4KHN0cnVjdCBtbHg1X2liX2RldiAqZGV2LA0KPiAgCQkJc3RydWN0IG1s eDVfYmZyZWdfaW5mbyAqYmZyZWdpLCB1MzIgYmZyZWduLA0KPiAgCQkJYm9vbCBkeW5fYmZyZWcp Ow0KPiArDQo+ICtpbnQgbWx4NV9pYl9xcF9zZXRfY291bnRlcihzdHJ1Y3QgaWJfcXAgKnFwLCBz dHJ1Y3QgcmRtYV9jb3VudGVyDQo+ICpjb3VudGVyKTsNCj4gICNlbmRpZiAvKiBNTFg1X0lCX0gg Ki8NCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1L3FwLmMNCj4gYi9k cml2ZXJzL2luZmluaWJhbmQvaHcvbWx4NS9xcC5jDQo+IGluZGV4IGVmZTFmNmYwYzM1MS4uMjll M2ZjZDY2NTEwIDEwMDY0NA0KPiAtLS0gYS9kcml2ZXJzL2luZmluaWJhbmQvaHcvbWx4NS9xcC5j DQo+ICsrKyBiL2RyaXZlcnMvaW5maW5pYmFuZC9ody9tbHg1L3FwLmMNCj4gQEAgLTM0LDYgKzM0 LDcgQEANCj4gICNpbmNsdWRlIDxyZG1hL2liX3VtZW0uaD4NCj4gICNpbmNsdWRlIDxyZG1hL2li X2NhY2hlLmg+DQo+ICAjaW5jbHVkZSA8cmRtYS9pYl91c2VyX3ZlcmJzLmg+DQo+ICsjaW5jbHVk ZSA8cmRtYS9yZG1hX2NvdW50ZXIuaD4NCj4gICNpbmNsdWRlIDxsaW51eC9tbHg1L2ZzLmg+DQo+ ICAjaW5jbHVkZSAibWx4NV9pYi5oIg0KPiAgI2luY2x1ZGUgImliX3JlcC5oIg0KPiBAQCAtMzM2 NSw2ICszMzY2LDM1IEBAIHN0YXRpYyB1bnNpZ25lZCBpbnQgZ2V0X3R4X2FmZmluaXR5KHN0cnVj dA0KPiBtbHg1X2liX2RldiAqZGV2LA0KPiAgCXJldHVybiB0eF9wb3J0X2FmZmluaXR5Ow0KPiAg fQ0KPiAgDQo+ICtzdGF0aWMgaW50IF9fbWx4NV9pYl9xcF9zZXRfY291bnRlcihzdHJ1Y3QgaWJf cXAgKnFwLA0KPiArCQkJCSAgICBzdHJ1Y3QgcmRtYV9jb3VudGVyICpjb3VudGVyKQ0KPiArew0K PiArCXN0cnVjdCBtbHg1X2liX2RldiAqZGV2ID0gdG9fbWRldihxcC0+ZGV2aWNlKTsNCj4gKwlz dHJ1Y3QgbWx4NV9pYl9xcCAqbXFwID0gdG9fbXFwKHFwKTsNCj4gKwlzdHJ1Y3QgbWx4NV9xcF9j b250ZXh0IGNvbnRleHQgPSB7fTsNCj4gKwlzdHJ1Y3QgbWx4NV9pYl9wb3J0ICptaWJwb3J0ID0g TlVMTDsNCj4gKwlzdHJ1Y3QgbWx4NV9pYl9xcF9iYXNlICpiYXNlOw0KPiArCXUzMiBzZXRfaWQ7 DQo+ICsNCj4gKwlpZiAoIU1MWDVfQ0FQX0dFTihkZXYtPm1kZXYsIHJ0czJydHNfcXBfY291bnRl cnNfc2V0X2lkKSkNCj4gKwkJcmV0dXJuIDA7DQo+ICsNCj4gKwlpZiAoY291bnRlcikgew0KPiAr CQlzZXRfaWQgPSBjb3VudGVyLT5pZDsNCj4gKwl9IGVsc2Ugew0KPiArCQltaWJwb3J0ID0gJmRl di0+cG9ydFttcXAtPnBvcnQgLSAxXTsNCj4gKwkJc2V0X2lkID0gbWlicG9ydC0+Y250cy5zZXRf aWQ7DQo+ICsJfQ0KPiArDQo+ICsJYmFzZSA9ICZtcXAtPnRyYW5zX3FwLmJhc2U7DQo+ICsJY29u dGV4dC5xcF9jb3VudGVyX3NldF91c3JfcGFnZSAmPSBjcHVfdG9fYmUzMigweGZmZmZmZik7DQo+ ICsJY29udGV4dC5xcF9jb3VudGVyX3NldF91c3JfcGFnZSB8PSBjcHVfdG9fYmUzMihzZXRfaWQg PDwgMjQpOw0KPiArCXJldHVybiBtbHg1X2NvcmVfcXBfbW9kaWZ5KGRldi0+bWRldiwNCj4gKwkJ CQkgICBNTFg1X0NNRF9PUF9SVFMyUlRTX1FQLA0KPiArCQkJCSAgIE1MWDVfUVBfT1BUUEFSX0NP VU5URVJfU0VUX0lELA0KPiArCQkJCSAgICZjb250ZXh0LCAmYmFzZS0+bXFwKTsNCj4gK30NCj4g Kw0KPiAgc3RhdGljIGludCBfX21seDVfaWJfbW9kaWZ5X3FwKHN0cnVjdCBpYl9xcCAqaWJxcCwN Cj4gIAkJCSAgICAgICBjb25zdCBzdHJ1Y3QgaWJfcXBfYXR0ciAqYXR0ciwgaW50DQo+IGF0dHJf bWFzaywNCj4gIAkJCSAgICAgICBlbnVtIGliX3FwX3N0YXRlIGN1cl9zdGF0ZSwNCj4gQEAgLTM0 MTgsNiArMzQ0OCw3IEBAIHN0YXRpYyBpbnQgX19tbHg1X2liX21vZGlmeV9xcChzdHJ1Y3QgaWJf cXANCj4gKmlicXAsDQo+ICAJc3RydWN0IG1seDVfaWJfcG9ydCAqbWlicG9ydCA9IE5VTEw7DQo+ ICAJZW51bSBtbHg1X3FwX3N0YXRlIG1seDVfY3VyLCBtbHg1X25ldzsNCj4gIAllbnVtIG1seDVf cXBfb3B0cGFyIG9wdHBhcjsNCj4gKwl1MzIgc2V0X2lkID0gMDsNCj4gIAlpbnQgbWx4NV9zdDsN Cj4gIAlpbnQgZXJyOw0KPiAgCXUxNiBvcDsNCj4gQEAgLTM1ODAsOCArMzYxMSwxMiBAQCBzdGF0 aWMgaW50IF9fbWx4NV9pYl9tb2RpZnlfcXAoc3RydWN0IGliX3FwDQo+ICppYnFwLA0KPiAgCQkJ cG9ydF9udW0gPSAwOw0KPiAgDQo+ICAJCW1pYnBvcnQgPSAmZGV2LT5wb3J0W3BvcnRfbnVtXTsN Cj4gKwkJaWYgKGlicXAtPmNvdW50ZXIpDQo+ICsJCQlzZXRfaWQgPSBpYnFwLT5jb3VudGVyLT5p ZDsNCj4gKwkJZWxzZQ0KPiArCQkJc2V0X2lkID0gbWlicG9ydC0+Y250cy5zZXRfaWQ7DQo+ICAJ CWNvbnRleHQtPnFwX2NvdW50ZXJfc2V0X3Vzcl9wYWdlIHw9DQo+IC0JCQljcHVfdG9fYmUzMigo dTMyKShtaWJwb3J0LT5jbnRzLnNldF9pZCkgPDwgMjQpOw0KPiArCQkJY3B1X3RvX2JlMzIoc2V0 X2lkIDw8IDI0KTsNCj4gIAl9DQo+ICANCj4gIAlpZiAoIWlicXAtPnVvYmplY3QgJiYgY3VyX3N0 YXRlID09IElCX1FQU19SRVNFVCAmJiBuZXdfc3RhdGUgPT0NCj4gSUJfUVBTX0lOSVQpDQo+IEBA IC0zNjA5LDcgKzM2NDQsNyBAQCBzdGF0aWMgaW50IF9fbWx4NV9pYl9tb2RpZnlfcXAoc3RydWN0 IGliX3FwDQo+ICppYnFwLA0KPiAgDQo+ICAJCXJhd19xcF9wYXJhbS5vcGVyYXRpb24gPSBvcDsN Cj4gIAkJaWYgKGN1cl9zdGF0ZSA9PSBJQl9RUFNfUkVTRVQgJiYgbmV3X3N0YXRlID09DQo+IElC X1FQU19JTklUKSB7DQo+IC0JCQlyYXdfcXBfcGFyYW0ucnFfcV9jdHJfaWQgPSBtaWJwb3J0LQ0K PiA+Y250cy5zZXRfaWQ7DQo+ICsJCQlyYXdfcXBfcGFyYW0ucnFfcV9jdHJfaWQgPSBzZXRfaWQ7 DQo+ICAJCQlyYXdfcXBfcGFyYW0uc2V0X21hc2sgfD0NCj4gTUxYNV9SQVdfUVBfTU9EX1NFVF9S UV9RX0NUUl9JRDsNCj4gIAkJfQ0KPiAgDQo+IEBAIC0zNjg2LDYgKzM3MjEsMTIgQEAgc3RhdGlj IGludCBfX21seDVfaWJfbW9kaWZ5X3FwKHN0cnVjdCBpYl9xcA0KPiAqaWJxcCwNCj4gIAkJcXAt PmRiLmRiW01MWDVfU05EX0RCUl0gPSAwOw0KPiAgCX0NCj4gIA0KPiArCWlmICgobmV3X3N0YXRl ID09IElCX1FQU19SVFMpICYmIHFwLT5jb3VudGVyX3BlbmRpbmcpIHsNCj4gKwkJZXJyID0gX19t bHg1X2liX3FwX3NldF9jb3VudGVyKGlicXAsIGlicXAtPmNvdW50ZXIpOw0KPiArCQlpZiAoIWVy cikNCj4gKwkJCXFwLT5jb3VudGVyX3BlbmRpbmcgPSAwOw0KPiArCX0NCj4gKw0KPiAgb3V0Og0K PiAgCWtmcmVlKGNvbnRleHQpOw0KPiAgCXJldHVybiBlcnI7DQo+IEBAIC02MzQ3LDMgKzYzODgs MzQgQEAgdm9pZCBtbHg1X2liX2RyYWluX3JxKHN0cnVjdCBpYl9xcCAqcXApDQo+ICANCj4gIAlo YW5kbGVfZHJhaW5fY29tcGxldGlvbihjcSwgJnJkcmFpbiwgZGV2KTsNCj4gIH0NCj4gKw0KPiAr LyoqDQo+ICsgKiBCaW5kIGEgcXAgdG8gYSBjb3VudGVyLiBJZiBAY291bnRlciBpcyBOVUxMIHRo ZW4gYmluZCB0aGUgcXAgdG8NCj4gKyAqIHRoZSBkZWZhdWx0IGNvdW50ZXINCj4gKyAqLw0KPiAr aW50IG1seDVfaWJfcXBfc2V0X2NvdW50ZXIoc3RydWN0IGliX3FwICpxcCwgc3RydWN0IHJkbWFf Y291bnRlcg0KPiAqY291bnRlcikNCj4gK3sNCj4gKwlzdHJ1Y3QgbWx4NV9pYl9xcCAqbXFwID0g dG9fbXFwKHFwKTsNCj4gKwlpbnQgZXJyID0gMDsNCj4gKw0KPiArCW11dGV4X2xvY2soJm1xcC0+ bXV0ZXgpOw0KPiArCWlmIChtcXAtPnN0YXRlID09IElCX1FQU19SRVNFVCkgew0KPiArCQlxcC0+ Y291bnRlciA9IGNvdW50ZXI7DQo+ICsJCWdvdG8gb3V0Ow0KPiArCX0NCj4gKw0KPiArCWlmICht cXAtPnN0YXRlID09IElCX1FQU19SVFMpIHsNCj4gKwkJZXJyID0gX19tbHg1X2liX3FwX3NldF9j b3VudGVyKHFwLCBjb3VudGVyKTsNCj4gKwkJaWYgKCFlcnIpDQo+ICsJCQlxcC0+Y291bnRlciA9 IGNvdW50ZXI7DQo+ICsNCj4gKwkJZ290byBvdXQ7DQo+ICsJfQ0KPiArDQo+ICsJbXFwLT5jb3Vu dGVyX3BlbmRpbmcgPSAxOw0KPiArCXFwLT5jb3VudGVyID0gY291bnRlcjsNCj4gKw0KPiArb3V0 Og0KPiArCW11dGV4X3VubG9jaygmbXFwLT5tdXRleCk7DQo+ICsJcmV0dXJuIGVycjsNCj4gK30N Cj4gZGlmZiAtLWdpdCBhL2luY2x1ZGUvbGludXgvbWx4NS9xcC5oIGIvaW5jbHVkZS9saW51eC9t bHg1L3FwLmgNCj4gaW5kZXggMDM0M2M4MWQ0YzVmLi5iMGI0NzEwNmJjNzYgMTAwNjQ0DQo+IC0t LSBhL2luY2x1ZGUvbGludXgvbWx4NS9xcC5oDQo+ICsrKyBiL2luY2x1ZGUvbGludXgvbWx4NS9x cC5oDQo+IEBAIC03MCw2ICs3MCw3IEBAIGVudW0gbWx4NV9xcF9vcHRwYXIgew0KPiAgCU1MWDVf UVBfT1BUUEFSX0NRTl9SQ1YJCQk9IDEgPDwgMTksDQo+ICAJTUxYNV9RUF9PUFRQQVJfRENfSFMJ CQk9IDEgPDwgMjAsDQo+ICAJTUxYNV9RUF9PUFRQQVJfRENfS0VZCQkJPSAxIDw8IDIxLA0KPiAr CU1MWDVfUVBfT1BUUEFSX0NPVU5URVJfU0VUX0lECQk9IDEgPDwgMjUsDQo+ICB9Ow0KPiAgDQo+ ICBlbnVtIG1seDVfcXBfc3RhdGUgew0K