From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mathieu Desnoyers Subject: Re: [PATCH lttng-ust v2 1/2] Keep perf context FD open for other architectures Date: Mon, 27 Jun 2016 21:09:28 +0000 (UTC) Message-ID: <1368420221.50129.1467061768208.JavaMail.zimbra__43292.8884555169$1467061795$gmane$org@efficios.com> References: <1466722365-2436-1-git-send-email-jdesfossez@efficios.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail.efficios.com (mail.efficios.com [78.47.125.74]) by evm-lttng-1.efficios.com (Postfix) with ESMTPS id EFD62A0E4C for ; Mon, 27 Jun 2016 21:09:32 +0000 (UTC) In-Reply-To: <1466722365-2436-1-git-send-email-jdesfossez@efficios.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: lttng-dev-bounces@lists.lttng.org Sender: "lttng-dev" To: Julien Desfossez Cc: lttng-dev List-Id: lttng-dev@lists.lttng.org LS0tLS0gT24gSnVuIDIzLCAyMDE2LCBhdCA2OjUyIFBNLCBKdWxpZW4gRGVzZm9zc2V6IGpkZXNm b3NzZXpAZWZmaWNpb3MuY29tIHdyb3RlOgoKPiBJbnN0ZWFkIG9mIGNsb3NpbmcgdGhlIHBlcmYg Y29udGV4dCBhZnRlciB0aGUgcGFnZSBoYXMgYmVlbiBtYXBwZWQsIGtlZXAKPiBpdCBvcGVuIHNv IGl0IGNhbiBiZSB1c2VkIHdpdGggdGhlIHJlYWQoKSBzeXN0ZW0gY2FsbCBpZiB0aGUKPiBhcmNo aXRlY3R1cmUgZG9lcyBub3Qgc3VwcG9ydCBkaXJlY3QgYWNjZXNzIGZyb20gdXNlci1zcGFjZS4K PiAKPiBTaWduZWQtb2ZmLWJ5OiBKdWxpZW4gRGVzZm9zc2V6IDxqZGVzZm9zc2V6QGVmZmljaW9z LmNvbT4KPiAtLS0KPiBsaWJsdHRuZy11c3QvbHR0bmctY29udGV4dC1wZXJmLWNvdW50ZXJzLmMg fCA1MyArKysrKysrKysrKysrKysrKysrKysrKy0tLS0tLS0KPiAxIGZpbGUgY2hhbmdlZCwgNDEg aW5zZXJ0aW9ucygrKSwgMTIgZGVsZXRpb25zKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2xpYmx0dG5n LXVzdC9sdHRuZy1jb250ZXh0LXBlcmYtY291bnRlcnMuYwo+IGIvbGlibHR0bmctdXN0L2x0dG5n LWNvbnRleHQtcGVyZi1jb3VudGVycy5jCj4gaW5kZXggOTdkZGY5Ny4uNzI1YjFiNCAxMDA2NDQK PiAtLS0gYS9saWJsdHRuZy11c3QvbHR0bmctY29udGV4dC1wZXJmLWNvdW50ZXJzLmMKPiArKysg Yi9saWJsdHRuZy11c3QvbHR0bmctY29udGV4dC1wZXJmLWNvdW50ZXJzLmMKPiBAQCAtNTUsNiAr NTUsNyBAQCBzdHJ1Y3QgbHR0bmdfcGVyZl9jb3VudGVyX3RocmVhZF9maWVsZCB7Cj4gCXN0cnVj dCBwZXJmX2V2ZW50X21tYXBfcGFnZSAqcGM7Cj4gCXN0cnVjdCBjZHNfbGlzdF9oZWFkIHRocmVh ZF9maWVsZF9ub2RlOwkvKiBQZXItZmllbGQgbGlzdCBvZiB0aHJlYWQgZmllbGRzCj4gCShub2Rl KSAqLwo+IAlzdHJ1Y3QgY2RzX2xpc3RfaGVhZCByY3VfZmllbGRfbm9kZTsJLyogUkNVIHBlci10 aHJlYWQgbGlzdCBvZiBmaWVsZHMgKG5vZGUpICovCj4gKwlpbnQgZmQ7CQkJCQkvKiBQZXJmIEZE ICovCj4gfTsKPiAKPiBzdHJ1Y3QgbHR0bmdfcGVyZl9jb3VudGVyX3RocmVhZCB7Cj4gQEAgLTEz MSwyNCArMTMyLDUwIEBAIGludCBzeXNfcGVyZl9ldmVudF9vcGVuKHN0cnVjdCBwZXJmX2V2ZW50 X2F0dHIgKmF0dHIsCj4gfQo+IAo+IHN0YXRpYwo+IC1zdHJ1Y3QgcGVyZl9ldmVudF9tbWFwX3Bh Z2UgKnNldHVwX3BlcmYoc3RydWN0IHBlcmZfZXZlbnRfYXR0ciAqYXR0cikKPiAraW50IG9wZW5f cGVyZl9mZChzdHJ1Y3QgcGVyZl9ldmVudF9hdHRyICphdHRyKQo+IHsKPiAtCXZvaWQgKnBlcmZf YWRkcjsKPiAtCWludCBmZCwgcmV0Owo+ICsJaW50IGZkOwo+IAo+IAlmZCA9IHN5c19wZXJmX2V2 ZW50X29wZW4oYXR0ciwgMCwgLTEsIC0xLCAwKTsKPiAJaWYgKGZkIDwgMCkKPiAtCQlyZXR1cm4g TlVMTDsKPiArCQlyZXR1cm4gLTE7Cj4gKwo+ICsJcmV0dXJuIGZkOwo+ICt9Cj4gKwo+ICtzdGF0 aWMKPiArc3RydWN0IHBlcmZfZXZlbnRfbW1hcF9wYWdlICpzZXR1cF9wZXJmKAo+ICsJCXN0cnVj dCBsdHRuZ19wZXJmX2NvdW50ZXJfdGhyZWFkX2ZpZWxkICp0aHJlYWRfZmllbGQpCj4gK3sKPiAr CXZvaWQgKnBlcmZfYWRkcjsKPiAKPiAJcGVyZl9hZGRyID0gbW1hcChOVUxMLCBzaXplb2Yoc3Ry dWN0IHBlcmZfZXZlbnRfbW1hcF9wYWdlKSwKPiAtCQkJUFJPVF9SRUFELCBNQVBfU0hBUkVELCBm ZCwgMCk7Cj4gKwkJCVBST1RfUkVBRCwgTUFQX1NIQVJFRCwgdGhyZWFkX2ZpZWxkLT5mZCwgMCk7 Cj4gCWlmIChwZXJmX2FkZHIgPT0gTUFQX0ZBSUxFRCkKPiAtCQlyZXR1cm4gTlVMTDsKPiArCQlw ZXJmX2FkZHIgPSBOVUxMOwo+ICsKPiArCS8qIE5vIG5lZWQgdG8ga2VlcCB0aGUgRkQgb3BlbiBv biB4ODYgKi8KPiArI2lmIGRlZmluZWQoX194ODZfNjRfXykgfHwgZGVmaW5lZChfX2kzODZfXykK PiArCWNsb3NlX3BlcmZfZmQodGhyZWFkX2ZpZWxkLT5mZCk7Cj4gKwl0aHJlYWRfZmllbGQtPmZk ID0gLTE7Cj4gKyNlbmRpZgoKTm8gI2lmLyNlbmRpZiB3aGF0c29ldmVyIGluIHRoZSBjb2RlIHBs ZWFzZS4gV2UgZG9uJ3Qgd2FudCBsdHRuZwp0byBlbmQgdXAgbG9va2luZyBsaWtlIGdsaWJjLiA7 KQoKSWYgbmVlZGVkLCBtb3ZlIHRoYXQgYXQgdGhlIGJlZ2lubmluZyBvZiB0aGUgZmlsZSB3aXRo IGUuZy4KCiNpZiBkZWZpbmVkKF9feDg2XzY0X18pIHx8IGRlZmluZWQoX19pMzg2X18pCnN0YXRp YyBib29sIGFyY2hfcGVyZl91c2VfcmVhZCh2b2lkKQp7CiAgcmV0dXJuIHRydWU7Cn0KI2Vsc2UK c3RhdGljIGJvb2wgYXJjaF9wZXJmX3VzZV9yZWFkKHZvaWQpCnsKICByZXR1cm4gZmFsc2U7Cn0K I2VuZGlmCgo+ICsKPiArZW5kOgo+ICsJcmV0dXJuIHBlcmZfYWRkcjsKPiArfQo+ICsKPiArc3Rh dGljCj4gK3ZvaWQgY2xvc2VfcGVyZl9mZChpbnQgZmQpCj4gK3sKPiArCWludCByZXQ7Cj4gKwo+ ICsJaWYgKGZkIDwgMCkKPiArCQlyZXR1cm47Cj4gKwo+IAlyZXQgPSBjbG9zZShmZCk7Cj4gCWlm IChyZXQpIHsKCllvdSBjYW4gcmVtb3ZlIHRob3NlIGV4dHJhIHsgfS4KCj4gCQlwZXJyb3IoIkVy cm9yIGNsb3NpbmcgTFRUbmctVVNUIHBlcmYgbWVtb3J5IG1hcHBpbmcgRkQiKTsKPiAJfQo+IC0J cmV0dXJuIHBlcmZfYWRkcjsKPiB9Cj4gCj4gc3RhdGljCj4gQEAgLTIyMSw3ICsyNDgsOSBAQCBz dHJ1Y3QgbHR0bmdfcGVyZl9jb3VudGVyX3RocmVhZF9maWVsZCAqCj4gCWlmICghdGhyZWFkX2Zp ZWxkKQo+IAkJYWJvcnQoKTsKPiAJdGhyZWFkX2ZpZWxkLT5maWVsZCA9IHBlcmZfZmllbGQ7Cj4g LQl0aHJlYWRfZmllbGQtPnBjID0gc2V0dXBfcGVyZigmcGVyZl9maWVsZC0+YXR0cik7Cj4gKwl0 aHJlYWRfZmllbGQtPmZkID0gb3Blbl9wZXJmX2ZkKCZwZXJmX2ZpZWxkLT5hdHRyKTsKPiArCWlm ICh0aHJlYWRfZmllbGQtPmZkID49IDApCj4gKwkJdGhyZWFkX2ZpZWxkLT5wYyA9IHNldHVwX3Bl cmYodGhyZWFkX2ZpZWxkKTsKPiAJLyogTm90ZTogdGhyZWFkX2ZpZWxkLT5wYyBjYW4gYmUgTlVM TCBpZiBzZXR1cF9wZXJmKCkgZmFpbHMuICovCgpEbyB3ZSBuZWVkIHRvIHVwZGF0ZSB0aGlzIGNv bW1lbnQgdG8gc3RhdGUgdGhhdCB0aHJlYWRfZmllbGQtPmZkIGNhbgphbHNvIGJlIC0xIGlmIG9w ZW5fcGVyZl9mZCBmYWlscyA/CgpUaGFua3MsCgpNYXRoaWV1Cgo+IAl1c3RfbG9ja19ub2NoZWNr KCk7Cj4gCWNkc19saXN0X2FkZF9yY3UoJnRocmVhZF9maWVsZC0+cmN1X2ZpZWxkX25vZGUsCj4g QEAgLTI5Myw2ICszMjIsNyBAQCBzdGF0aWMKPiB2b2lkIGx0dG5nX2Rlc3Ryb3lfcGVyZl90aHJl YWRfZmllbGQoCj4gCQlzdHJ1Y3QgbHR0bmdfcGVyZl9jb3VudGVyX3RocmVhZF9maWVsZCAqdGhy ZWFkX2ZpZWxkKQo+IHsKPiArCWNsb3NlX3BlcmZfZmQodGhyZWFkX2ZpZWxkLT5mZCk7Cj4gCXVu bWFwX3BlcmZfcGFnZSh0aHJlYWRfZmllbGQtPnBjKTsKPiAJY2RzX2xpc3RfZGVsX3JjdSgmdGhy ZWFkX2ZpZWxkLT5yY3VfZmllbGRfbm9kZSk7Cj4gCWNkc19saXN0X2RlbCgmdGhyZWFkX2ZpZWxk LT50aHJlYWRfZmllbGRfbm9kZSk7Cj4gQEAgLTM0MSw3ICszNzEsNiBAQCBpbnQgbHR0bmdfYWRk X3BlcmZfY291bnRlcl90b19jdHgodWludDMyX3QgdHlwZSwKPiB7Cj4gCXN0cnVjdCBsdHRuZ19j dHhfZmllbGQgKmZpZWxkOwo+IAlzdHJ1Y3QgbHR0bmdfcGVyZl9jb3VudGVyX2ZpZWxkICpwZXJm X2ZpZWxkOwo+IC0Jc3RydWN0IHBlcmZfZXZlbnRfbW1hcF9wYWdlICp0bXBfcGM7Cj4gCWNoYXIg Km5hbWVfYWxsb2M7Cj4gCWludCByZXQ7Cj4gCj4gQEAgLTM4OSwxMiArNDE4LDEyIEBAIGludCBs dHRuZ19hZGRfcGVyZl9jb3VudGVyX3RvX2N0eCh1aW50MzJfdCB0eXBlLAo+IAlmaWVsZC0+dS5w ZXJmX2NvdW50ZXIgPSBwZXJmX2ZpZWxkOwo+IAo+IAkvKiBFbnN1cmUgdGhhdCB0aGlzIHBlcmYg Y291bnRlciBjYW4gYmUgdXNlZCBpbiB0aGlzIHByb2Nlc3MuICovCj4gLQl0bXBfcGMgPSBzZXR1 cF9wZXJmKCZwZXJmX2ZpZWxkLT5hdHRyKTsKPiAtCWlmICghdG1wX3BjKSB7Cj4gKwlyZXQgPSBv cGVuX3BlcmZfZmQoJnBlcmZfZmllbGQtPmF0dHIpOwo+ICsJaWYgKHJldCA8IDApIHsKPiAJCXJl dCA9IC1FTk9ERVY7Cj4gCQlnb3RvIHNldHVwX2Vycm9yOwo+IAl9Cj4gLQl1bm1hcF9wZXJmX3Bh Z2UodG1wX3BjKTsKPiArCWNsb3NlX3BlcmZfZmQocmV0KTsKPiAKPiAJLyoKPiAJICogQ29udGV4 dHMgY2FuIG9ubHkgYmUgYWRkZWQgYmVmb3JlIHRyYWNpbmcgaXMgc3RhcnRlZCwgc28gd2UKPiAt LQo+IDEuOS4xCj4gCj4gX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX18KPiBsdHRuZy1kZXYgbWFpbGluZyBsaXN0Cj4gbHR0bmctZGV2QGxpc3RzLmx0dG5nLm9y Zwo+IGh0dHBzOi8vbGlzdHMubHR0bmcub3JnL2NnaS1iaW4vbWFpbG1hbi9saXN0aW5mby9sdHRu Zy1kZXYKCi0tIApNYXRoaWV1IERlc25veWVycwpFZmZpY2lPUyBJbmMuCmh0dHA6Ly93d3cuZWZm aWNpb3MuY29tCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f Cmx0dG5nLWRldiBtYWlsaW5nIGxpc3QKbHR0bmctZGV2QGxpc3RzLmx0dG5nLm9yZwpodHRwczov L2xpc3RzLmx0dG5nLm9yZy9jZ2ktYmluL21haWxtYW4vbGlzdGluZm8vbHR0bmctZGV2Cg==