From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [PATCH 2/4] dma-buf: stop using the dmabuf->lock so much Date: Tue, 22 Oct 2019 12:13:47 +0200 Message-ID: <20191022101347.GJ11828@phenom.ffwll.local> References: <20191021111524.14793-1-christian.koenig@amd.com> <20191021111524.14793-2-christian.koenig@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20191021111524.14793-2-christian.koenig@amd.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Christian =?iso-8859-1?Q?K=F6nig?= Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, linux-media@vger.kernel.org List-Id: intel-gfx@lists.freedesktop.org T24gTW9uLCBPY3QgMjEsIDIwMTkgYXQgMDE6MTU6MjJQTSArMDIwMCwgQ2hyaXN0aWFuIEvDtm5p ZyB3cm90ZToKPiBUaGUgYXR0YWNobWVudCBsaXN0IGlzIG5vdyBwcm90ZWN0ZWQgYnkgdGhlIGRt YV9yZXN2IG9iamVjdC4KPiBTbyB3ZSBjYW4gZHJvcCBob2xkaW5nIHRoaXMgbG9jayB0byBhbGxv dyBjb25jdXJyZW50IGF0dGFjaAo+IGFuZCBkZXRhY2ggb3BlcmF0aW9ucy4KPiAKPiBTaWduZWQt b2ZmLWJ5OiBDaHJpc3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+Cj4gLS0t Cj4gIGRyaXZlcnMvZG1hLWJ1Zi9kbWEtYnVmLmMgfCAxNiAtLS0tLS0tLS0tLS0tLS0tCj4gIDEg ZmlsZSBjaGFuZ2VkLCAxNiBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9k bWEtYnVmL2RtYS1idWYuYyBiL2RyaXZlcnMvZG1hLWJ1Zi9kbWEtYnVmLmMKPiBpbmRleCA3NTNi ZTg0YjVmZDYuLmM3MzZlNjdhZTFhMSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2RtYS1idWYvZG1h LWJ1Zi5jCj4gKysrIGIvZHJpdmVycy9kbWEtYnVmL2RtYS1idWYuYwo+IEBAIC02ODUsOCArNjg1 LDYgQEAgZG1hX2J1Zl9keW5hbWljX2F0dGFjaChzdHJ1Y3QgZG1hX2J1ZiAqZG1hYnVmLCBzdHJ1 Y3QgZGV2aWNlICpkZXYsCj4gIAlhdHRhY2gtPmRtYWJ1ZiA9IGRtYWJ1ZjsKPiAgCWF0dGFjaC0+ ZHluYW1pY19tYXBwaW5nID0gZHluYW1pY19tYXBwaW5nOwo+ICAKPiAtCW11dGV4X2xvY2soJmRt YWJ1Zi0+bG9jayk7Cj4gLQo+ICAJaWYgKGRtYWJ1Zi0+b3BzLT5hdHRhY2gpIHsKPiAgCQlyZXQg PSBkbWFidWYtPm9wcy0+YXR0YWNoKGRtYWJ1ZiwgYXR0YWNoKTsKPiAgCQlpZiAocmV0KQo+IEBA IC02OTYsOCArNjk0LDYgQEAgZG1hX2J1Zl9keW5hbWljX2F0dGFjaChzdHJ1Y3QgZG1hX2J1ZiAq ZG1hYnVmLCBzdHJ1Y3QgZGV2aWNlICpkZXYsCj4gIAlsaXN0X2FkZCgmYXR0YWNoLT5ub2RlLCAm ZG1hYnVmLT5hdHRhY2htZW50cyk7Cj4gIAlkbWFfcmVzdl91bmxvY2soZG1hYnVmLT5yZXN2KTsK PiAgCj4gLQltdXRleF91bmxvY2soJmRtYWJ1Zi0+bG9jayk7CgpUaGlzIGNoYW5nZXMgdGhlIHJ1 bGVzLCBub3cgLT5hdHRhY2gvLT5kZXRhY2ggYW5kIHRoZSBsaXN0IG1hbmlwdWxhdGlvbgphcmVu J3QgZG9uZSB1bmRlciB0aGUgc2FtZSBsb2NrIGFueW1vcmUuIEkgZG9uJ3QgdGhpbmsgdGhpcyBt YXR0ZXJzLCBidXQKaW1vIGdvb2QgdG8gbWVudGlvbiBpbiB0aGUgY29tbWl0IG1lc3NhZ2UuCgo+ IC0KPiAgCS8qIFdoZW4gZWl0aGVyIHRoZSBpbXBvcnRlciBvciB0aGUgZXhwb3J0ZXIgY2FuJ3Qg aGFuZGxlIGR5bmFtaWMKPiAgCSAqIG1hcHBpbmdzIHdlIGNhY2hlIHRoZSBtYXBwaW5nIGhlcmUg dG8gYXZvaWQgaXNzdWVzIHdpdGggdGhlCj4gIAkgKiByZXNlcnZhdGlvbiBvYmplY3QgbG9jay4K PiBAQCAtNzI2LDcgKzcyMiw2IEBAIGRtYV9idWZfZHluYW1pY19hdHRhY2goc3RydWN0IGRtYV9i dWYgKmRtYWJ1Ziwgc3RydWN0IGRldmljZSAqZGV2LAo+ICAKPiAgZXJyX2F0dGFjaDoKPiAgCWtm cmVlKGF0dGFjaCk7Cj4gLQltdXRleF91bmxvY2soJmRtYWJ1Zi0+bG9jayk7Cj4gIAlyZXR1cm4g RVJSX1BUUihyZXQpOwo+ICAKPiAgZXJyX3VubG9jazoKPiBAQCAtNzc2LDE0ICs3NzEsMTIgQEAg dm9pZCBkbWFfYnVmX2RldGFjaChzdHJ1Y3QgZG1hX2J1ZiAqZG1hYnVmLCBzdHJ1Y3QgZG1hX2J1 Zl9hdHRhY2htZW50ICphdHRhY2gpCj4gIAkJCWRtYV9yZXN2X3VubG9jayhhdHRhY2gtPmRtYWJ1 Zi0+cmVzdik7Cj4gIAl9Cj4gIAo+IC0JbXV0ZXhfbG9jaygmZG1hYnVmLT5sb2NrKTsKPiAgCWRt YV9yZXN2X2xvY2soZG1hYnVmLT5yZXN2LCBOVUxMKTsKPiAgCWxpc3RfZGVsKCZhdHRhY2gtPm5v ZGUpOwo+ICAJZG1hX3Jlc3ZfdW5sb2NrKGRtYWJ1Zi0+cmVzdik7Cj4gIAlpZiAoZG1hYnVmLT5v cHMtPmRldGFjaCkKPiAgCQlkbWFidWYtPm9wcy0+ZGV0YWNoKGRtYWJ1ZiwgYXR0YWNoKTsKPiAg Cj4gLQltdXRleF91bmxvY2soJmRtYWJ1Zi0+bG9jayk7Cj4gIAlrZnJlZShhdHRhY2gpOwo+ICB9 Cj4gIEVYUE9SVF9TWU1CT0xfR1BMKGRtYV9idWZfZGV0YWNoKTsKPiBAQCAtMTI0NywxNCArMTI0 MCw2IEBAIHN0YXRpYyBpbnQgZG1hX2J1Zl9kZWJ1Z19zaG93KHN0cnVjdCBzZXFfZmlsZSAqcywg dm9pZCAqdW51c2VkKQo+ICAJCSAgICJzaXplIiwgImZsYWdzIiwgIm1vZGUiLCAiY291bnQiLCAi aW5vIik7Cj4gIAo+ICAJbGlzdF9mb3JfZWFjaF9lbnRyeShidWZfb2JqLCAmZGJfbGlzdC5oZWFk LCBsaXN0X25vZGUpIHsKPiAtCQlyZXQgPSBtdXRleF9sb2NrX2ludGVycnVwdGlibGUoJmJ1Zl9v YmotPmxvY2spOwo+IC0KPiAtCQlpZiAocmV0KSB7Cj4gLQkJCXNlcV9wdXRzKHMsCj4gLQkJCQkg Ilx0RVJST1IgbG9ja2luZyBidWZmZXIgb2JqZWN0OiBza2lwcGluZ1xuIik7Cj4gLQkJCWNvbnRp bnVlOwo+IC0JCX0KPiAtCgpUaGlzIHdpbGwgbWlsZGx5IGNvbmZsaWN0IHdpdGggdGhlIHJldmlz ZWQgdmVyc2lvbiBvZiBwYXRjaCAxIChzaW5jZSB0aGUKZG1hX3Jlc3ZfbG9jayBuZWVkcyB0byBi ZSBoZXJlKS4KCldpdGggYm90aCBuaXRzIGFkZHJlc3NlZDoKClJldmlld2VkLWJ5OiBEYW5pZWwg VmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgoKPiAgCQlzZXFfcHJpbnRmKHMsICIlMDh6 dVx0JTA4eFx0JTA4eFx0JTA4bGRcdCVzXHQlMDhsdVx0JXNcbiIsCj4gIAkJCQlidWZfb2JqLT5z aXplLAo+ICAJCQkJYnVmX29iai0+ZmlsZS0+Zl9mbGFncywgYnVmX29iai0+ZmlsZS0+Zl9tb2Rl LAo+IEBAIC0xMzA3LDcgKzEyOTIsNiBAQCBzdGF0aWMgaW50IGRtYV9idWZfZGVidWdfc2hvdyhz dHJ1Y3Qgc2VxX2ZpbGUgKnMsIHZvaWQgKnVudXNlZCkKPiAgCj4gIAkJY291bnQrKzsKPiAgCQlz aXplICs9IGJ1Zl9vYmotPnNpemU7Cj4gLQkJbXV0ZXhfdW5sb2NrKCZidWZfb2JqLT5sb2NrKTsK PiAgCX0KPiAgCj4gIAlzZXFfcHJpbnRmKHMsICJcblRvdGFsICVkIG9iamVjdHMsICV6dSBieXRl c1xuIiwgY291bnQsIHNpemUpOwo+IC0tIAo+IDIuMTcuMQo+IAoKLS0gCkRhbmllbCBWZXR0ZXIK U29mdHdhcmUgRW5naW5lZXIsIEludGVsIENvcnBvcmF0aW9uCmh0dHA6Ly9ibG9nLmZmd2xsLmNo Cl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZl bCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2RyaS1kZXZlbA==