From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 04/33] vt: More locking checks Date: Mon, 27 May 2019 09:08:58 +0200 Message-ID: <20190527070858.GJ21222@phenom.ffwll.local> References: <20190524085354.27411-1-daniel.vetter@ffwll.ch> <20190524085354.27411-5-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20190524085354.27411-5-daniel.vetter@ffwll.ch> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: LKML Cc: Nicolas Pitre , Adam Borowski , Daniel Vetter , Intel Graphics Development , DRI Development , Martin Hostettler , Mikulas Patocka , Greg Kroah-Hartman , Daniel Vetter List-Id: intel-gfx@lists.freedesktop.org T24gRnJpLCBNYXkgMjQsIDIwMTkgYXQgMTA6NTM6MjVBTSArMDIwMCwgRGFuaWVsIFZldHRlciB3 cm90ZToKPiBJIGhvbmVzdGx5IGhhdmUgbm8gaWRlYSB3aGF0IHRoZSBzdWJ0bGUgZGlmZmVyZW5j ZXMgYmV0d2Vlbgo+IGNvbl9pc192aXNpYmxlLCBjb25faXNfZmcgKGludGVybmFsIHRvIHZ0LmMp IGFuZCBjb25faXNfYm91bmQgYXJlLiBCdXQKPiBpdCBsb29rcyBsaWtlIGJvdGggdmMtPnZjX2Rp c3BsYXlfZmcgYW5kIGNvbl9kcml2ZXJfbWFwIGFyZSBwcm90ZWN0ZWQKPiBieSB0aGUgY29uc29s ZV9sb2NrLCBzbyBwcm9iYWJseSBiZXR0ZXIgaWYgd2UgaG9sZCB0aGF0IHdoZW4gY2hlY2tpbmcK PiB0aGlzLgo+IAo+IFRvIGRvIHRoYXQgSSBoYWQgdG8gZGVpbmxpbmUgdGhlIGNvbl9pc192aXNp YmxlIGZ1bmN0aW9uLgo+IAo+IFNpZ25lZC1vZmYtYnk6IERhbmllbCBWZXR0ZXIgPGRhbmllbC52 ZXR0ZXJAaW50ZWwuY29tPgo+IENjOiBHcmVnIEtyb2FoLUhhcnRtYW4gPGdyZWdraEBsaW51eGZv dW5kYXRpb24ub3JnPgo+IENjOiBOaWNvbGFzIFBpdHJlIDxuaWNvbGFzLnBpdHJlQGxpbmFyby5v cmc+Cj4gQ2M6IE1hcnRpbiBIb3N0ZXR0bGVyIDx0ZXh0c2hlbGxAdWNodXVqaW4uZGU+Cj4gQ2M6 IEFkYW0gQm9yb3dza2kgPGtpbG9ieXRlQGFuZ2JhbmQucGw+Cj4gQ2M6IERhbmllbCBWZXR0ZXIg PGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+Cj4gQ2M6IE1pa3VsYXMgUGF0b2NrYSA8bXBhdG9ja2FA cmVkaGF0LmNvbT4KCkhpIEdyZWcsCgpEbyB5b3Ugd2FudCB0byBtZXJnZSB0aGlzIHRocm91Z2gg eW91ciBjb25zb2xlIHRyZWUgb3IgYWNrIGZvciBtZXJnaW5nCnRocm91Z2ggZHJtL2ZiZGV2PyBJ dCdzIHBhcnQgb2YgYSBiaWdnZXIgc2VyaWVzLCBhbmQgSSdkIGxpa2UgdG8gaGF2ZSBtb3JlCnRl c3Rpbmcgd2l0aCB0aGlzIGluIG91ciB0cmVlcywgYnV0IGFsc28gb2sgdG8gbWVyZ2Ugc3RhbmQt YWxvbmUgaWYgeW91CnByZWZlciB0aGF0LiBJdCdzIGp1c3QgbG9ja2luZyBjaGVja3MgYW5kIHNv bWUgZG9jcy4KClNhbWUgZm9yIHRoZSBwcmVjZWVkaW5nIHBhdGNoIGluIHRoaXMgc2VyaWVzIGhl cmUuCgpUaGFua3MsIERhbmllbAoKCj4gLS0tCj4gIGRyaXZlcnMvdHR5L3Z0L3Z0LmMgICAgICAg ICAgICB8IDE2ICsrKysrKysrKysrKysrKysKPiAgaW5jbHVkZS9saW51eC9jb25zb2xlX3N0cnVj dC5oIHwgIDUgKy0tLS0KPiAgMiBmaWxlcyBjaGFuZ2VkLCAxNyBpbnNlcnRpb25zKCspLCA0IGRl bGV0aW9ucygtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL3R0eS92dC92dC5jIGIvZHJpdmVy cy90dHkvdnQvdnQuYwo+IGluZGV4IGJjOTgxM2IxNGM1OC4uYTg5ODhhMDg1MTM4IDEwMDY0NAo+ IC0tLSBhL2RyaXZlcnMvdHR5L3Z0L3Z0LmMKPiArKysgYi9kcml2ZXJzL3R0eS92dC92dC5jCj4g QEAgLTM4MTUsNiArMzgxNSw4IEBAIGludCBjb25faXNfYm91bmQoY29uc3Qgc3RydWN0IGNvbnN3 ICpjc3cpCj4gIHsKPiAgCWludCBpLCBib3VuZCA9IDA7Cj4gIAo+ICsJV0FSTl9DT05TT0xFX1VO TE9DS0VEKCk7Cj4gKwo+ICAJZm9yIChpID0gMDsgaSA8IE1BWF9OUl9DT05TT0xFUzsgaSsrKSB7 Cj4gIAkJaWYgKGNvbl9kcml2ZXJfbWFwW2ldID09IGNzdykgewo+ICAJCQlib3VuZCA9IDE7Cj4g QEAgLTM4MjYsNiArMzgyOCwyMCBAQCBpbnQgY29uX2lzX2JvdW5kKGNvbnN0IHN0cnVjdCBjb25z dyAqY3N3KQo+ICB9Cj4gIEVYUE9SVF9TWU1CT0woY29uX2lzX2JvdW5kKTsKPiAgCj4gKy8qKgo+ ICsgKiBjb25faXNfdmlzaWJsZSAtIGNoZWNrcyB3aGV0aGVyIHRoZSBjdXJyZW50IGNvbnNvbGUg aXMgdmlzaWJsZQo+ICsgKiBAdmM6IHZpcnR1YWwgY29uc29sZQo+ICsgKgo+ICsgKiBSRVRVUk5T OiB6ZXJvIGlmIG5vdCB2aXNpYmxlLCBub256ZXJvIGlmIHZpc2libGUKPiArICovCj4gK2Jvb2wg Y29uX2lzX3Zpc2libGUoY29uc3Qgc3RydWN0IHZjX2RhdGEgKnZjKQo+ICt7Cj4gKwlXQVJOX0NP TlNPTEVfVU5MT0NLRUQoKTsKPiArCj4gKwlyZXR1cm4gKnZjLT52Y19kaXNwbGF5X2ZnID09IHZj Owo+ICt9Cj4gK0VYUE9SVF9TWU1CT0woY29uX2lzX3Zpc2libGUpOwo+ICsKPiAgLyoqCj4gICAq IGNvbl9kZWJ1Z19lbnRlciAtIHByZXBhcmUgdGhlIGNvbnNvbGUgZm9yIHRoZSBrZXJuZWwgZGVi dWdnZXIKPiAgICogQHN3OiBjb25zb2xlIGRyaXZlcgo+IGRpZmYgLS1naXQgYS9pbmNsdWRlL2xp bnV4L2NvbnNvbGVfc3RydWN0LmggYi9pbmNsdWRlL2xpbnV4L2NvbnNvbGVfc3RydWN0LmgKPiBp bmRleCBlZDc5OGUxMTQ2NjMuLjI0ZDRjMTZlM2FlMCAxMDA2NDQKPiAtLS0gYS9pbmNsdWRlL2xp bnV4L2NvbnNvbGVfc3RydWN0LmgKPiArKysgYi9pbmNsdWRlL2xpbnV4L2NvbnNvbGVfc3RydWN0 LmgKPiBAQCAtMTY4LDkgKzE2OCw2IEBAIGV4dGVybiB2b2lkIHZjX1NBSyhzdHJ1Y3Qgd29ya19z dHJ1Y3QgKndvcmspOwo+ICAKPiAgI2RlZmluZSBDVVJfREVGQVVMVCBDVVJfVU5ERVJMSU5FCj4g IAo+IC1zdGF0aWMgaW5saW5lIGJvb2wgY29uX2lzX3Zpc2libGUoY29uc3Qgc3RydWN0IHZjX2Rh dGEgKnZjKQo+IC17Cj4gLQlyZXR1cm4gKnZjLT52Y19kaXNwbGF5X2ZnID09IHZjOwo+IC19Cj4g K2Jvb2wgY29uX2lzX3Zpc2libGUoY29uc3Qgc3RydWN0IHZjX2RhdGEgKnZjKTsKPiAgCj4gICNl bmRpZiAvKiBfTElOVVhfQ09OU09MRV9TVFJVQ1RfSCAqLwo+IC0tIAo+IDIuMjAuMQo+IAoKLS0g CkRhbmllbCBWZXR0ZXIKU29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6 Ly9ibG9nLmZmd2xsLmNoCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9w Lm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1k ZXZlbA==