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: Wed, 27 Apr 2016 15:13:50 +0000 Message-ID: <1461770030.5970.8.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 smtprelay4.synopsys.com ([198.182.47.9]:59035 "EHLO smtprelay.synopsys.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752615AbcD0PNz (ORCPT ); Wed, 27 Apr 2016 11:13:55 -0400 In-Reply-To: Content-Language: en-US Content-ID: <27C393F7879594458302245078D48E8D@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" T24gVHVlLCAyMDE2LTA0LTI2IGF0IDEyOjQyICswMDAwLCBWaW5lZXQgR3VwdGEgd3JvdGU6DQoN Ck9uIEZyaWRheSAyMiBBcHJpbCAyMDE2IDA2OjU2IFBNLCBMYWRhIFRyaW1hc292YSB3cm90ZToN CkkgdGhpbmsgd2hhdCB3ZSBoYXZlIG5vdyBpcyBzdWZmaWNpZW50IC0gYnV0IHUgc2VlbSB0byB3 YW50IGEgcHJldHRpZXIgZmFpbHVyZSBvdXRwdXQuDQoNCkFueWhvdywgdGhpcyBwcmludCBpcyBj b21pbmcgZnJvbSB1dGlsL2V2c2VsLmM6IHBlcmZfZXZzZWxfX29wZW5fc3RyZXJyb3IoKQ0KQXQg dGhlIHZlcnkgbGVhc3QgeW91IHdhbnQgYW5vdGhlciBlbnRyeSBpbiBzd2l0Y2ggY2FzZSBmb3Ig RU5PVFNVUFAgYW5kIHRoZW4NCmNoZWNrIGlmIGV2ZW50IHdhcyBzYW1wbGluZyBvbmUgKA0KZXZz ZWwtPmF0dHIuc2FtcGxlX3BlcmlvZCkgLSB1c2UgdGhhdCBhcyBhIGhpbnQgZm9yIHNheWluZyBz YW1wbGluZyBldmVudHMgbm90DQpzdXBwb3J0ZWQuDQoNCg0KDQoNCkVOT1RTVVBQIGlzIG5vdCB2 aXNpYmxlIGZvciB1c2VyIHByb2dyYW1zLiBTbyBpdCdzIGltcG9zc2libGUgdG8gYWRkIHRoaXMg ZW50cnkNCg0KdG8gbWVudGlvbmVkIHN3aXRjaC4NCg0KSSB0aGluayB0aGF0IHRoZXJlIGlzIG5v IGdvb2Qgd2F5IHRvIG1ha2UgZXJyb3IgbWVzc2FnZSBtb3JlIHVuZGVyc3RhbmRhYmxlDQoNCndp dGhvdXQgYnJlYWtpbmcgZXhpc3RpbmcgYXBpLg0KDQoNCkJ1dCB0aGlzIHdpbGwgcHJpbnQgdGhl IHNhbWUgZXZlbiBpZiBDT05GSUdfUEVSRl9FVkVOVFM9bi4gVG8gcmVhbGx5IGZpeCB0aGlzIHlv dQ0Kd291bGQgd2FudCB0byBjaGFuZ2UgdGhlIGVycm9yIGNvZGUgcmV0dXJuZWQgYnkgU1lTQ0FM TF9ERUZJTkU1KHBlcmZfZXZlbnRfb3Blbg0KZm9yIFBFUkZfUE1VX0NBUF9OT19JTlRFUlJVUFQg dG8gc2F5IC1FT1BOT1RTVVBQIGFuZCB1c2UgdGhlIHNhbXBsZV9wZXJpb2QgdG8gc2F5DQp0aGlz IHdhcyBmb3Igc2FtcGxpZ24gZXZlbnRzISBIb3dldmVyIHRoaXMgaXMgYW4gQUJJIGNoYW5nZSBh bmQgbWlnaHQgbm90IGJlDQphY2NlcHRhYmxlIGFzIHNvbWUgZXhpc3Rpbmcgc2NyaXB0cyBldGMg bWlnaHQgYnJlYWsuDQoNCg0KDQovYmluL2RtZXNnIG1heSBwcm92aWRlIGFkZGl0aW9uYWwgaW5m b3JtYXRpb24uDQpObyBDT05GSUdfUEVSRl9FVkVOVFM9eSBrZXJuZWwgc3VwcG9ydCBjb25maWd1 cmVkPw0KLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tLS0tPjgtLS0tLS0tLS0tLS0tLS0t LS0tLS0tLS0tLS0tLS0tLS0tLQ0KDQpBcyB5b3UgY2FuIHNlZSB0aGUgcm9vdCBjYXVzZSBvZiB0 aGlzIGVycm9yIG1lc3NhZ2UgaXMgbm90IG9idmlvdXMuDQpDT05GSUdfUEVSRl9FVkVOVFMgaXMg c2VsZWN0ZWQgYnV0IHN0aWxsIHRoZXJlJ3MgYSBwcm9ibGVtIHdoaWxlDQpleGlzdGluZyBzdWdn ZXN0aW9uIGJhcmVseSBtYWtlcyBhbnkgc2Vuc2UuDQpTbyBwcm9iYWJseSB0aGVyZSBjb3VsZCBi ZSBhIHdheSB0byBkZXRlcm1pbmUgaWYgQ09ORklHX1BFUkZfRVZFTlRTIHdhcw0Kc2VsZWN0ZWQg b3Igbm90Lg0KDQpJIGFtIG5vdCBzdXJlIGFib3V0IHRoZSBjb3JyZWN0IHdheSBvZiBzb2x2aW5n IHRoaXMgcHJvYmxlbS4gTWF5YmUgSQ0Kc2hvdWxkIGFkZCBzb21lIGNoZWNrcyBvZiBzeXNjYWxs cyByZXR1cm4gdmFsdWVzIGFuZCBnaXZlIHVzZXINCmEgd2FybmluZyB3aGVuIG5vdCBQTVUgaW50 ZXJydXB0cyBhcmUgYXZhaWxhYmxlLg0KQW55IHN1Z2dlc3Rpb25zIGFyZSBhcHByZWNpYXRlZC4N Cg0KUmVnYXJkcywNCkxhZGEgVHJpbWFzb3ZhLg0KX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18NCmxpbnV4LXNucHMtYXJjIG1haWxpbmcgbGlzdA0KbGludXgt c25wcy1hcmNAbGlzdHMuaW5mcmFkZWFkLm9yZzxtYWlsdG86bGludXgtc25wcy1hcmNAbGlzdHMu aW5mcmFkZWFkLm9yZz4NCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGlu Zm8vbGludXgtc25wcy1hcmMNCg0KDQoNCg0KDQpSZWdhcmRzLA0KDQpMYWRhLg0K