Re: [PATCH 2/6] blk-mq: replace timeout synchronization with a RCU and generation based scheme
From: Bart Van Assche <hidden>
Date: 2017-12-14 21:42:54
Also in:
lkml
T24gVGh1LCAyMDE3LTEyLTE0IGF0IDIxOjIwICswMTAwLCBQZXRlciBaaWpsc3RyYSB3cm90ZToN Cj4gT24gVGh1LCBEZWMgMTQsIDIwMTcgYXQgMDY6NTE6MTFQTSArMDAwMCwgQmFydCBWYW4gQXNz Y2hlIHdyb3RlOg0KPiA+IE9uIFR1ZSwgMjAxNy0xMi0xMiBhdCAxMTowMSAtMDgwMCwgVGVqdW4g SGVvIHdyb3RlOg0KPiA+ID4gKwl3cml0ZV9zZXFjb3VudF9iZWdpbigmcnEtPmdzdGF0ZV9zZXEp Ow0KPiA+ID4gKwlibGtfbXFfcnFfdXBkYXRlX3N0YXRlKHJxLCBNUV9SUV9JTl9GTElHSFQpOw0K PiA+ID4gKwlibGtfYWRkX3RpbWVyKHJxKTsNCj4gPiA+ICsJd3JpdGVfc2VxY291bnRfZW5kKCZy cS0+Z3N0YXRlX3NlcSk7DQo+ID4gDQo+ID4gTXkgdW5kZXJzdGFuZGluZyBpcyB0aGF0IGJvdGgg d3JpdGVfc2VxY291bnRfYmVnaW4oKSBhbmQgd3JpdGVfc2VxY291bnRfZW5kKCkNCj4gPiB0cmln Z2VyIGEgd3JpdGUgbWVtb3J5IGJhcnJpZXIuIElzIGEgc2VxY291bnQgcmVhbGx5IGZhc3RlciB0 aGFuIGEgc3BpbmxvY2s/DQo+IA0KPiBZZXMgbG90cywgbm8gYXRvbWljIG9wZXJhdGlvbnMgYW5k IG5vIHdhaXRpbmcuDQo+IA0KPiBUaGUgb25seSBjb25zdHJhaW50IGZvciB3cml0ZV9zZXFsb2Nr IGlzIHRoYXQgdGhlcmUgbXVzdCBub3QgYmUgYW55DQo+IGNvbmN1cnJlbmN5Lg0KPiANCj4gQnV0 IG5vdyB0aGF0IEkgbG9vayBhdCB0aGlzIGFnYWluLCBUSiwgd2h5IGNhbid0IHRoZSBiZWxvdyBo YXBwZW4/DQo+IA0KPiAJd3JpdGVfc2VxbG9ja19iZWdpbigpOw0KPiAJYmxrX21xX3JxX3VwZGF0 ZV9zdGF0ZShycSwgSU5fRkxJR0hUKTsNCj4gCWJsa19hZGRfdGltZXIocnEpOw0KPiAJPHRpbWVy LWlycT4NCj4gCQlyZWFkX3NlcWNvdW50X2JlZ2luKCkNCj4gCQkJd2hpbGUgKHNlcSAmIDEpDQo+ IAkJCQljcHVyZWxheCgpOw0KPiAJCS8vIGxpZmUtbG9jaw0KPiAJPC90aW1lci1pcnE+DQo+IAl3 cml0ZV9zZXFsb2NrX2VuZCgpOw0KDQpIZWxsbyBQZXRlciwNCg0KU29tZSB0aW1lIGFnbyB0aGUg YmxvY2sgbGF5ZXIgd2FzIGNoYW5nZWQgdG8gaGFuZGxlIHRpbWVvdXRzIGluIHRocmVhZCBjb250 ZXh0DQppbnN0ZWFkIG9mIGludGVycnVwdCBjb250ZXh0LiBTZWUgYWxzbyBjb21taXQgMjg3OTIy ZWIwYjE4ICgiYmxvY2s6IGRlZmVyDQp0aW1lb3V0cyB0byBhIHdvcmtxdWV1ZSIpLg0KDQpCYXJ0 Lg==