From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Koenig, Christian" Subject: Re: [PATCH] dma-buf: Restore seqlock around dma_resv updates Date: Thu, 15 Aug 2019 09:36:15 +0000 Message-ID: References: <20190814182401.25009-1-chris@chris-wilson.co.uk> <156580720475.2301.10315695252933421468@skylake-alporthouse-com> <20190814200742.GX7444@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190814200742.GX7444@phenom.ffwll.local> Content-Language: en-US Content-ID: <5947BA05B24277498B6A35399472090D@namprd12.prod.outlook.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Daniel Vetter , Chris Wilson Cc: Daniel Vetter , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" List-Id: intel-gfx@lists.freedesktop.org QW0gMTQuMDguMTkgdW0gMjI6MDcgc2NocmllYiBEYW5pZWwgVmV0dGVyOg0KPiBPbiBXZWQsIEF1 ZyAxNCwgMjAxOSBhdCAwNzoyNjo0NFBNICswMTAwLCBDaHJpcyBXaWxzb24gd3JvdGU6DQo+PiBR dW90aW5nIENocmlzIFdpbHNvbiAoMjAxOS0wOC0xNCAxOToyNDowMSkNCj4+PiBUaGlzIHJldmVy dHMNCj4+PiA2N2M5N2ZiNzlhN2YgKCJkbWEtYnVmOiBhZGQgcmVzZXJ2YXRpb25fb2JqZWN0X2Zl bmNlcyBoZWxwZXIiKQ0KPj4+IGRkN2E3ZDFmZjJmMSAoImRybS9pOTE1OiB1c2UgbmV3IHJlc2Vy dmF0aW9uX29iamVjdF9mZW5jZXMgaGVscGVyIikNCj4+PiAwZTFkODA4M2JkZGIgKCJkbWEtYnVm OiBmdXJ0aGVyIHJlbGF4IHJlc2VydmF0aW9uX29iamVjdF9hZGRfc2hhcmVkX2ZlbmNlIikNCj4+ PiA1ZDM0NGY1OGRhNzYgKCJkbWEtYnVmOiBudWtlIHJlc2VydmF0aW9uX29iamVjdCBzZXEgbnVt YmVyIikNCj4gT2ggSSBkaWRuJ3QgcmVhbGl6ZSB0aGV5IGxhbmRlZCBhbHJlYWR5Lg0KPg0KPj4+ IFRoZSBzY2VuYXJpbyB0aGF0IGRlZmVhdHMgc2ltcGx5IGdyYWJiaW5nIGEgc2V0IG9mIHNoYXJl ZC9leGNsdXNpdmUNCj4+PiBmZW5jZXMgYW5kIHVzaW5nIHRoZW0gYmxpc3NmdWxseSB1bmRlciBS Q1UgaXMgdGhhdCBhbnkgb2YgdGhvc2UgZmVuY2VzDQo+Pj4gbWF5IGJlIHJlYWxsb2NhdGVkIGJ5 IGEgU0xBQl9UWVBFU0FGRV9CWV9SQ1UgZmVuY2Ugc2xhYiBjYWNoZS4gSW4gdGhpcw0KPj4+IHNj ZW5hcmlvLCB3aGlsZSBrZWVwaW5nIHRoZSByY3VfcmVhZF9sb2NrIHdlIG5lZWQgdG8gZXN0YWJs aXNoIHRoYXQgbm8NCj4+PiBmZW5jZSB3YXMgY2hhbmdlZCBpbiB0aGUgZG1hX3Jlc3YgYWZ0ZXIg YSByZWFkIChvciBmdWxsKSBtZW1vcnkgYmFycmllci4NCj4gU28gaWYgSSdtIHJlYWRpbmcgY29y cmVjdGx5IHdoYXQgQ2hyaXMgaXMgc2F5aW5nIGhlcmUgSSBndWVzcyBteSBoYWxmDQo+IGNvbW1l bnQgaW4gdGhhdCBvdGhlciB0aHJlYWQgcG9pbnRlZCBhdCBhIHJlYWwgb3ZlcnNpZ2h0LiBTaW5j ZSBJIHN0aWxsDQo+IGhhdmVuJ3QgY2hlY2tlZCBhbmQgaXQncyB0b28gbGF0ZSBmb3IgcmVhbCBy ZXZpZXcgbm90IG1vcmUgZm9yIG5vdy4NCg0KWWVhaCwgdGhlIHJvb3Qgb2YgdGhlIHByb2JsZW0g aXMgdGhhdCBJIGRpZG4ndCByZWFsaXplZCB0aGF0IGZlbmNlcyANCmNvdWxkIGJlIHJldXNlZCB3 aGlsZSBpbiB0aGUgUkNVIGdyYWNlIHBlcmlvZC4NCg0KTmVlZCB0byBnbyBhIHN0ZXAgYmFjayBh bmQgdHJ5IHRvIGNvbWUgdXAgd2l0aCBhIGNvbXBsZXRlIG5ldyBhcHByb2FjaCANCmZvciBzeW5j aHJvbml6YXRpb24uDQoNCj4+PiBTaWduZWQtb2ZmLWJ5OiBDaHJpcyBXaWxzb24gPGNocmlzQGNo cmlzLXdpbHNvbi5jby51az4NCj4+PiBDYzogQ2hyaXMgV2lsc29uIDxjaHJpc0BjaHJpcy13aWxz b24uY28udWs+DQo+PiBJIHNhaWQgSSBuZWVkZWQgdG8gZ28gbGllIGRvd24sIHRoYXQgcHJvdmVz IGl0Lg0KPiBZZWFoIEkgZ3Vlc3Mgd2UgbmVlZCB0byB3YWl0IGZvciBDaHJpc3RpYW4gdG8gd2Fr ZSB1cCBhbiBoYXZlIGEgd29ya2luZw0KPiBicmFpbi4NCg0KV2VsbCBpbiB0aGF0IGNhc2UgeW91 IHdpbGwgbmVlZCB0byB3YWl0IGZvciBhIGZldyBtb3JlIHllYXJzIGZvciBteSBraWRzIA0KdG8g ZW50ZXIgc2Nob29sIGFnZSA6KQ0KDQpDaGVlcnMsDQpDaHJpc3RpYW4uDQoNCj4gLURhbmllbA0K Pg0KDQpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwpJbnRl bC1nZnggbWFpbGluZyBsaXN0CkludGVsLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6 Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZng=