From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Pham, Phong" Date: Wed, 2 May 2018 17:43:13 +0000 Message-ID: References: <70acf08c-e861-c18b-c0f8-b60cc7571084@siemens.com> In-Reply-To: <70acf08c-e861-c18b-c0f8-b60cc7571084@siemens.com> Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [Xenomai] potentially missing timer rating check in select_root_only_timer() List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Jan Kiszka , "xenomai@xenomai.org" Cc: "Hillman, Robert" DQpIaSBKYW4sDQoNCkluIG15IHNjZW5hcmlvLCBpdCBpcyBhIHNpbmdsZSBDUFUgUG93ZXJwYyBz eXN0ZW0uICBXaGF0IEkgd2FzIGludGVuZGluZyB0byBkbyBpcyByZXBsYWNpbmcgdGhlIGRlY3Jl bWVudGVyIChQb3dlcnBjIHNwZWNpZmljIGNvdW50IGRvd24gdGltZXIpIGNsb2NrZXZlbnQgd2l0 aCBteSB0aW1lciBjbG9ja2V2ZW50LiAgKE15IHRpbWVyIGlzIGxvY2F0ZWQgc29tZXdoZXJlIGVs c2Ugb24gdGhlIGNoaXAgYWNjZXNzaWJsZSB2aWEgbWVtb3J5IG1hcHBlZCBJTykuICAgQWNjb3Jk aW5nIHRvIExpbnV4LCB1c2VyIGNhbiBjaGFuZ2UgdGhlIHJhdGluZyBhbmQga2VybmVsIHdpbGwg c2VsZWN0IHRoZSBoaWdoZXN0IHJhdGluZyB0aW1lciBmb3IgeW91LiAgU28gSSBjaGFuZ2UgbXkg dGltZXIgcmF0aW5nIHRvIGJlIGhpZ2hlciB0aGFuIHRoZSBkZWNyZW1lbnRlci4gIEluIGlwaXBl X3NlbGVjdF90aW1lcnMoKSwgaXQgd2lsbCBwaWNrIHRoZSBmaXJzdCB0aW1lciBmb3VuZCBvbiB0 aGUgdGltZXJzIGxpbmtlZCBsaXN0LiAgVGhhdCBsaW5rZWQgbGlzdCBvZiB0aW1lcnMgaXMgYWxz byBzb3J0ZWQgYnkgaGlnaGVzdCBwcmlvcml0eSBmaXJzdC4gIEhvd2V2ZXIsIHdoZW4gc2VsZWN0 X3Jvb3Rfb25seV90aW1lcigpIGlzIGV4ZWN1dGVkLCB0aGUgY29kZSBnb2VzIHRocnUgdGhlIGVu dGlyZSBsaXN0IGFuZCBzZWxlY3QgdGhlIGxhc3Qgb25lLCB0aGUgb25lIHdpdGggdGhlIGxvd2Vz dCByYXRpbmcuDQoNClcvIHJlZ2FyZCB0byAicGVyY3B1X3RpbWVyLT5yYXRpbmciIGNvZGluZyBz dHlsZSwgeWVzLCB0aGlzIGNhbiBiZSBkb25lIGJldHRlciBidXQgc2luY2UgSSBhbSBvbiBzaW5n bGUgY3B1LCB3aGF0IEkgZGlkICJkb2VzIHRoZSBqb2IiLiAgSSByZWNhbGxlZCB0aGVyZSBhcmUg YSBidW5jaCBvZiBtYWNyb3MganVzdCB0byBjaGFuZ2UgYSB2YXJpYWJsZTsgdGhpcyBjYW4gY2Vy dGFpbmx5IGJlIGNoYW5nZWQuICBUaGUgZm9jdXMgaXMgbW9yZSBvbiBjaGVja2luZyB0aGUgcmF0 aW5ncy4NCg0KSSBhbSBhbHNvIG5vdCBmYW1pbGlhciB3aXRoIHRoZSBjb2RlIGVub3VnaCBzbyBJ IG1heSBoYXZlIG1pc3VuZGVyc3RhbmRpbmdzIG9uIHRoZWlyIGludGVuZGVkIHVzYWdlLiAgTWF5 YmUgeW91IGNvdWxkIGNsYXJpZnkgdGhlbSBmb3IgbWUuDQoNClRoYW5rcywNClBob25nLg0KDQpQ UzogRm9yIG91ciBuZWVkLCBJIGRlY2lkZWQgSSB3aWxsIG5vIGxvbmdlciBwdXN1ZSB0aGUgcGF0 aCBvZiByZXBsYWNlIHRoZSBkZWNyZW1lbnRlciB3aXRoIGEgZGlmZmVyZW50IHRpbWVyLiAgQnV0 IEkganVzdCB0aG91Z2h0IHRvIGJyaW5nIHVwIG15IG9ic2VydmF0aW9uIHdpdGggcmVnYXJkIHRv IHNlbGVjdGluZyB0aGUgaGlnaGVzdCB0aW1lciByYXRpbmcuDQoNCi0tLS0tT3JpZ2luYWwgTWVz c2FnZS0tLS0tDQpGcm9tOiBKYW4gS2lzemthIFttYWlsdG86amFuLmtpc3prYUBzaWVtZW5zLmNv bV0NClNlbnQ6IFR1ZXNkYXksIE1heSAwMSwgMjAxOCAxMDozNCBQTQ0KVG86IFBoYW0sIFBob25n OyB4ZW5vbWFpQHhlbm9tYWkub3JnDQpDYzogSGlsbG1hbiwgUm9iZXJ0DQpTdWJqZWN0OiBSZTog cG90ZW50aWFsbHkgbWlzc2luZyB0aW1lciByYXRpbmcgY2hlY2sgaW4gc2VsZWN0X3Jvb3Rfb25s eV90aW1lcigpDQoNCkhpIFBob25nLA0KDQpPbiAyMDE4LTA1LTAyIDAzOjEzLCBQaGFtLCBQaG9u ZyB3cm90ZToNCj4gSGksDQo+DQo+IEkgYW0gc3VzcGVjdGluZyB0aGF0IGluIGtlcm5lbC9pcGlw ZS90aW1lci5jOnNlbGVjdF9yb290X29ubHlfdGltZXIoKQ0KPg0KPiBXaGVuIHQtPmlycSA9PSBw ZXJfY3B1KGlwaXBlX3BlcmNwdS5ocnRpbWVyX2lycSwgaWNwdSksIGEgY29uZGl0aW9uIHRvIHRl c3QgdGhlIHRpbWVyIHJhdGluZyBhZ2FpbnN0IGN1cnJlbnQgdGltZXIgcmF0aW5nIGJlZm9yZSBp bnN0YWxsaW5nIHRoZSB0aW1lciBpcyBtaXNzaW5nLiAgVGhhdCBpcyB0LT5yYXRpbmcgPiBwZXJj cHVfdGltZXItPnJhdGluZyAoY29tYmluZWQgd2l0aCBzYW1lIGlycSAjKSBiZWZvcmUgdGhlIGNv bmRpdGlvbiBiZWNvbWVzIHRydWUuDQoNCkNvbmNlcHR1YWxseSwgSS1waXBlIHRpbWVycyBzaG91 bGQgaGF2ZSBoaWdoZXN0IHJhdGluZy4gQ2FuIHlvdSBleHBsYWluDQppbiBtb3JlIGRldGFpbHMg d2h5IGl0IHNob3VsZCBiZSB0aGVyZT8NCg0KQWxzbyBub3RlIHRoYXQgeW91ciBvd24gY29kZSBs b29rcyBzdXNwaWNpb3VzOiBwZXJjcHVfdGltZXIgaXMgYSBwZXItY3B1DQp2YXJpYWJsZSBidXQg aXMgbm90IGFjY2Vzc2VzIGFzIHN1Y2guDQoNCkphbg0KDQotLQ0KU2llbWVucyBBRywgQ29ycG9y YXRlIFRlY2hub2xvZ3ksIENUIFJEQSBJT1QgU0VTLURFDQpDb3Jwb3JhdGUgQ29tcGV0ZW5jZSBD ZW50ZXIgRW1iZWRkZWQgTGludXgNCk5vdGljZTogVGhpcyBlLW1haWwgYW5kIGFueSBmaWxlcyB0 cmFuc21pdHRlZCB3aXRoIGl0IG1heSBjb250YWluIERhdGEgRGV2aWNlIENvcnBvcmF0aW9uJ3Mg cHJpdmlsZWdlZCBhbmQgcHJvcHJpZXRhcnkgaW5mb3JtYXRpb24uIEl0IGlzIGludGVuZGVkIHNv bGVseSBmb3IgdGhlIHVzZSBvZiB0aGUgaW5kaXZpZHVhbCBvciBlbnRpdHkgdG8gd2hvbSBpdCBp cyBhZGRyZXNzZWQuIElmIHlvdSBhcmUgbm90IHRoZSBuYW1lZCByZWNpcGllbnQgb2YgdGhpcyB0 cmFuc21pc3Npb24sIGFueSBkaXNjbG9zdXJlLCBjb3B5aW5nLCBkaXN0cmlidXRpb24gb3IgcmVs aWFuY2Ugb24gdGhlIGNvbnRlbnRzIG9mIHRoaXMgbWVzc2FnZSBpcyBwcm9oaWJpdGVkLiBJZiB5 b3UgcmVjZWl2ZWQgdGhpcyBlLW1haWwgaW4gZXJyb3IsIHBsZWFzZSBkZXN0cm95IGl0IGFuZCBh bnkgYXR0YWNoZWQgZmlsZXMgYW5kIG5vdGlmeSBtZSBpbW1lZGlhdGVseS4NCg==