From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lada Trimasova Subject: Re: Misleading hint to select CONFIG_PERF_EVENTS if driver sets PERF_PMU_CAP_NO_INTERRUPT Date: Tue, 26 Apr 2016 10:57:35 +0000 Message-ID: <1461668255.22058.3.camel@synopsys.com> References: <1461331523.3403.11.camel@synopsys.com> Reply-To: Lada Trimasova Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from smtprelay2.synopsys.com ([198.182.60.111]:56119 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751101AbcDZK5u (ORCPT ); Tue, 26 Apr 2016 06:57:50 -0400 In-Reply-To: <1461331523.3403.11.camel@synopsys.com> Content-Language: en-US Content-ID: <2220C52081C0B049B1D9200EA563BBDF@internal.synopsys.com> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: "linux-perf-users@vger.kernel.org" Cc: "linux-kernel@vger.kernel.org" , "peterz@infradead.org" , Alexey Brodkin , "linux-snps-arc@lists.infradead.org" SSB3b25kZXIgaWYgdGhlcmUgYXJlIGFueSB0aG91Z2h0cyBhYm91dCB0aGlzIHF1ZXN0aW9uLg0K UGxlYXNlIHRyZWF0IHRoaXMgYXMgYSBwb2xpdGUgcmVtaW5kZXIgdG8gdGFrZSBhIGxvb2sgdG8g dGhpcyBwcm9ibGVtLg0KDQpSZWdhcmRzLA0KTGFkYQ0KDQpPbiBGcmksIDIwMTYtMDQtMjIgYXQg MTY6MjUgKzAzMDAsIExhZGEgVHJpbWFzb3ZhIHdyb3RlOg0KDQpJIGhhdmUgYSBxdWVzdGlvbiBh Ym91dCB1c2VyLXNwYWNlIHBlcmYgaGFuZGxpbmcgZXJyb3IgbnVtYmVycy4NClRoZSBwcm9ibGVt IGlzIHRoYXQgUE1VIGludGVycnVwdHMgYXJlIG5vdCBzdXBwb3J0ZWQgaW4gYXJjNzAwDQphcmNo aXRlY3R1cmUgYW5kIGl0IGlzIGltcG9zc2libGUgdG8gZXZhbHVhdGUgYHBlcmYgcmVjb3JkYCBj b21tYW5kLg0KSW4gb3VyIHBlcmYgaW1wbGVtZW50YXRpb24gd2Ugc2V0IFBFUkZfUE1VX0NBUF9O T19JTlRFUlJVUFQgZmxhZyBzbw0KY29yZSBwZXJmIGluZnJhc3RydWN0dXJlIGtub3dzIHdlIGRv bid0IGhhdmUgaW50ZXJydXB0cy4NCg0KS2VybmVsIGBzeXNfcGVyZl9ldmVudF9vcGVuYCBoYW5k bGVyIGNoZWNrcyBpZiBQTVUgaW50ZXJydXB0cyBhcmUNCnN1cHBvcnRlZCBhbmQgcmV0dXJucyBF Tk9UU1VQUCAoNTI0KSBlcnJvciBjb2RlLg0KSSdkIGV4cGVjdCB0aGF0IHBlcmYgaW1wbGVtZW50 YXRpb24gY2hlY2tzIHRoZSByZXR1cm4gdmFsdWUgb2Ygc3lzY2FsbHMNCmFuZCBnaXZlcyB0aGUg dXNlciB1bmRlcnN0YW5kYWJsZSBlcnJvciBtZXNzYWdlLg0KQnV0IG5vdyBJIHNlZToNCi0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLT44LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0NCiMgcGVyZiByZWNvcmQgbHMNClRoZSBzeXNfcGVyZl9ldmVudF9vcGVuKCkgc3lz Y2FsbCByZXR1cm5lZCB3aXRoIDUyNCAoVW5rbm93biBlcnJvciA1MjQpDQpmb3IgZXZlbnQgKGN5 Y2xlczpwcHApLg0KL2Jpbi9kbWVzZyBtYXkgcHJvdmlkZSBhZGRpdGlvbmFsIGluZm9ybWF0aW9u Lg0KTm8gQ09ORklHX1BFUkZfRVZFTlRTPXkga2VybmVsIHN1cHBvcnQgY29uZmlndXJlZD8NCi0t LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLT44LS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0NCg0KQXMgeW91IGNhbiBzZWUgdGhlIHJvb3QgY2F1c2Ugb2YgdGhpcyBlcnJv ciBtZXNzYWdlIGlzIG5vdCBvYnZpb3VzLg0KQ09ORklHX1BFUkZfRVZFTlRTIGlzIHNlbGVjdGVk IGJ1dCBzdGlsbCB0aGVyZSdzIGEgcHJvYmxlbSB3aGlsZQ0KZXhpc3Rpbmcgc3VnZ2VzdGlvbiBi YXJlbHkgbWFrZXMgYW55IHNlbnNlLg0KU28gcHJvYmFibHkgdGhlcmUgY291bGQgYmUgYSB3YXkg dG8gZGV0ZXJtaW5lIGlmIENPTkZJR19QRVJGX0VWRU5UUyB3YXMNCnNlbGVjdGVkIG9yIG5vdC4N Cg0KSSBhbSBub3Qgc3VyZSBhYm91dCB0aGUgY29ycmVjdCB3YXkgb2Ygc29sdmluZyB0aGlzIHBy b2JsZW0uIE1heWJlIEkNCnNob3VsZCBhZGQgc29tZSBjaGVja3Mgb2Ygc3lzY2FsbHMgcmV0dXJu IHZhbHVlcyBhbmQgZ2l2ZSB1c2VyDQphIHdhcm5pbmcgd2hlbiBub3QgUE1VIGludGVycnVwdHMg YXJlIGF2YWlsYWJsZS4NCkFueSBzdWdnZXN0aW9ucyBhcmUgYXBwcmVjaWF0ZWQuDQoNClJlZ2Fy ZHMsDQpMYWRhIFRyaW1hc292YS5lbQ0K