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Mon, 08 Mar 2021 17:33:17 +0000 X-MC-Unique: VZLpIMkBOySF_toWHzBKNQ-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 8 Mar 2021 17:33:17 +0000 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Mon, 8 Mar 2021 17:33:17 +0000 From: David Laight To: 'Zebediah Figura' , =?utf-8?B?QW5kcsOpIEFsbWVpZGE=?= , Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Darren Hart , "linux-kernel@vger.kernel.org" , Steven Rostedt , Sebastian Andrzej Siewior CC: "kernel@collabora.com" , "krisman@collabora.com" , "pgriffais@valvesoftware.com" , "joel@joelfernandes.org" , "malteskarupke@fastmail.fm" , "linux-api@vger.kernel.org" , "fweimer@redhat.com" , "libc-alpha@sourceware.org" , "linux-kselftest@vger.kernel.org" , "shuah@kernel.org" , "acme@kernel.org" , "corbet@lwn.net" Subject: RE: [RFC PATCH v2 00/13] Add futex2 syscall Thread-Topic: [RFC PATCH v2 00/13] Add futex2 syscall Thread-Index: AQHXFDasHACUUxYyXUab2jknvqbfD6p6VuaA Date: Mon, 8 Mar 2021 17:33:17 +0000 Message-ID: <27f3db94ae674d69889301f515ddf483@AcuMS.aculab.com> References: <20210304004219.134051-1-andrealmeid@collabora.com> <2421ca75-5688-61c6-c0ac-02e55e7272a3@codeweavers.com> In-Reply-To: <2421ca75-5688-61c6-c0ac-02e55e7272a3@codeweavers.com> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org DQoNCkZyb206IFplYmVkaWFoIEZpZ3VyYQ0KPiBTZW50OiAwOCBNYXJjaCAyMDIxIDE2OjE4DQo+ IA0KPiBPbiAzLzMvMjEgNjo0MiBQTSwgQW5kcsOpIEFsbWVpZGEgd3JvdGU6DQo+ID4gICAqKiBU aGUgd2FpdCBvbiBtdWx0aXBsZSBwcm9ibGVtDQo+ID4NCj4gPiAgIFRoZSB1c2UgY2FzZSBsaWVz IGluIHRoZSBXaW5lIGltcGxlbWVudGF0aW9uIG9mIHRoZSBXaW5kb3dzIE5UIGludGVyZmFjZQ0K PiA+ICAgV2FpdE11bHRpcGxlT2JqZWN0cy4gVGhpcyBXaW5kb3dzIEFQSSBmdW5jdGlvbiBhbGxv d3MgYSB0aHJlYWQgdG8gc2xlZXANCj4gPiAgIHdhaXRpbmcgb24gdGhlIGZpcnN0IG9mIGEgc2V0 IG9mIGV2ZW50IHNvdXJjZXMgKG11dGV4ZXMsIHRpbWVycywgc2lnbmFsLA0KPiA+ICAgY29uc29s ZSBpbnB1dCwgZXRjKSB0byBzaWduYWwuICBDb25zaWRlcmluZyB0aGlzIGlzIGEgcHJpbWl0aXZl DQo+ID4gICBzeW5jaHJvbml6YXRpb24gb3BlcmF0aW9uIGZvciBXaW5kb3dzIGFwcGxpY2F0aW9u cywgYmVpbmcgYWJsZSB0byBxdWlja2x5DQo+ID4gICBzaWduYWwgZXZlbnRzIG9uIHRoZSBwcm9k dWNlciBzaWRlLCBhbmQgcXVpY2tseSBnbyB0byBzbGVlcCBvbiB0aGUNCj4gPiAgIGNvbnN1bWVy IHNpZGUgaXMgZXNzZW50aWFsIGZvciBnb29kIHBlcmZvcm1hbmNlIG9mIHRob3NlIHJ1bm5pbmcg b3ZlciBXaW5lLg0KPiANCj4gSXQncyBwcm9iYWJseSB3b3J0aCBwb2ludGluZyBvdXQsIGZvciBi ZXR0ZXIgb3IgZm9yIHdvcnNlLCB3aGlsZSB0aGlzIGlzDQo+ICphKiB1c2UgY2FzZSwgaXQncyBh bHNvIGxpbWl0ZWQgdG8gYW4gb3V0LW9mLXRyZWUgcGF0Y2ggc2V0L2ZvcmtlZA0KPiB2ZXJzaW9u cyBvZiBXaW5lLiBJJ20gY3VycmVudGx5IHdvcmtpbmcgb24gYSBkaWZmZXJlbnQgYXBwcm9hY2gg dGhhdA0KPiBzaG91bGQgYmUgdXBzdHJlYW1hYmxlIHRvIFdpbmUgcHJvcGVyLCBhcyBkZXRhaWxl ZCBpbiBbMV0uDQo+IA0KPiBbMV0NCj4gaHR0cHM6Ly9sb3JlLmtlcm5lbC5vcmcvbGttbC9mNGNj MWEzOC0xNDQxLTYyZjgtNDdlNC0wYzY3ZjVhZDFkNDNAY29kZXdlYXZlcnMuY29tLw0KDQoqIE50 UHVsc2VFdmVudCBjYW4ndCB3b3JrIHJpZ2h0LiBXZSBiYWRseSBlbXVsYXRlIGl0IGJ5IHNldHRp bmcgYW5kIHRoZW4NCmltbWVkaWF0ZWx5IHJlc2V0dGluZyB0aGUgZXZlbnQsIGJ1dCBkdWUgdG8g dGhlIGFib3ZlIGdhcCBiZXR3ZWVuIHBvbGwoKQ0KYW5kIHJlYWQoKSwgbW9zdCB0aHJlYWRzIGVu ZCB1cCBtaXNzaW5nIHRoZSB3YWtldXAgYW55d2F5Lg0KDQpBcyB5b3Ugc3RhdGVkIGxhdGVyIFB1 bHNlRXZlbnQoKSBpcyBjb21wbGV0ZWx5IGJyb2tlbiBhbnl3YXkuDQpBdCBsZWFzdCBvbmUgb2Yg dGhlIHByb2JsZW1zIGlzIHRoYXQgaW4gb3JkZXIgdG8gY29tcGxldGUgYW4gYXN5bmMgaW8NCihh bmQgYWxsIGlvIGlzIGFzeW5jKSB0byBmaW5hbCAnY29weV90b191c2VyJyBtdXN0IGJlIGRvbmUg aW4gdGhlDQpjb250ZXh0IG9mIHRoZSBpbml0aWF0aW5nIHRocmVhZC4NClNvIGlmIHRoZSB0aHJl YWQgaXMgaW4gV2FpdE11bHRpcGxlT2JqZWN0cyAoaXQgdXN1YWxseSBpcykgYW5kIGFuIGFzeW5j IGlvDQpjb21wbGV0ZXMgKGVnIHJlY2VpdmUgZGF0YSBvbiBhIFRDUCBjb25uZWN0aW9uKSB0aGUg dGhyZWFkIHN0b3BzIHdhaXRpbmcNCndoaWxlIHRoZSBpbyBjb21wbGV0aW9uIGNhbGxiYWNrIGlz IGRvbmUuDQpJZiBhIHB1bHNlRXZlbnQgaGFwcGVucyBkdXJpbmcgdGhhdCB3aW5kb3cgdGhlbiBp dCBpcyBsb3N0Lg0KDQpNaW5kIHlvdSB0aGVyZSB3YXMgKG1heWJlIGlzIHN0aWxsKSBhIGJ1ZyBp biBXTU8gb24gNjRiaXQgd2luZG93cw0KdGhhdCBtZWFucyB0aGUgcHJvY2VzcyBjb21wbGV0ZWx5 IG1pc3NlcyBpbyBjb21wbGV0aW9uIGNhbGxiYWNrcw0KaWYgKEkgdGhpbmspIHRoZXkgaGFwcGVu IHdoaWxlIHRoZSBwcm9jZXNzIGlzIGJlaW5nIHNjaGVkdWxlZC4NClRoZXJlIGlzIGEgbG9vcCBp biBXTU8gLSB0aGF0IGZhaWxzIHRvIHJlY292ZXIgYmVjYXVzZSBpbnRlcnJ1cHRzDQphcmUgZGlz YWJsZWQgYW5kIGEgMzAgc2Vjb25kIHRpbWVyIHRoYXQgdW5ibG9ja3MgdGhpbmdzLg0KSSBoYWQg dG8gYWRkIGNvZGUgdG8gd3JpdGUgdG8gdGhlIGlvYXBpYyB0byByZXF1ZXN0IHRoZSBoYXJkd2Fy ZQ0KaW50ZXJydXB0IHRvIHVuYmxvY2sgZXZlcnl0aGluZyA6LSkNCg0KCURhdmlkDQoNCi0NClJl Z2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0 b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykN Cg==