From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jani Nikula Subject: Re: [PATCH] drm/vblank: WARN_ON nested use of drm_vblank_on/off Date: Mon, 22 Jun 2015 16:27:08 +0300 Message-ID: <87vbef27rn.fsf@intel.com> References: <1434974573-19528-1-git-send-email-daniel.vetter@ffwll.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" To: Josh Boyer , Daniel Vetter Cc: Daniel Vetter , Intel Graphics Development , Michel =?utf-8?Q?D=C3=A4nzer?= , DRI Development List-Id: dri-devel@lists.freedesktop.org T24gTW9uLCAyMiBKdW4gMjAxNSwgSm9zaCBCb3llciA8andib3llckBmZWRvcmFwcm9qZWN0Lm9y Zz4gd3JvdGU6Cj4gT24gTW9uLCBKdW4gMjIsIDIwMTUgYXQgODowMiBBTSwgRGFuaWVsIFZldHRl ciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4gd3JvdGU6Cj4+IFdlIHNob3VsZCBuZXZlciBuZXN0 IHRoZXNlIHNpbmNlIGluIHRoZW9yeSBrbXMgZHJpdmVycyBzaG91bGQga25vdwo+PiB3aGVuIGEg cGlwZSBpcyBvbi9vZmYgYW5kIGNhbGwgdGhlIGNvcnJlc3BvbmRpbmcgZW5hYmxlL2Rpc2FibGUK Pj4gZnVuY3Rpb25zIGZvciB0aGUgdmJsYW5rIGhlbHBlciBjb2RlIG9ubHkgb25jZS4gQnV0IGZv ciBoaXN0b3JpY2FsCj4+IHJlYXNvbnMgKHRoZSBzaGFyZWQtd2l0aC11bXMgdmVyc2lvbiBvZiB0 aGlzIGNvZGUgaW4gbW9kZXNldF9wcmUvcG9zdAo+PiBuZWVkZWQgdG8gYmUgYWJsZSB0byBjb3Bl IHdpdGggc2lsbHkgdXNlcnNwYWNlIHRoYXQgbG9zdCB0cmFjayBvZgo+PiB0aGluZ3MpIHdlIHN0 aWxsIGhhdmUgdGhpcyBiaXQgb2YgInJvYnVzdG5lc3MiIGFyb3VuZC4KPj4KPj4gRW5mb3JjZSB0 aGlzIHdpdGggYSBXQVJOX09OLCBwcmVwYXJpbmcgdG8gZXZlbnR1YWxseSByaXAgb3V0IHRoaXMK Pj4gc3BlY2lhbCBoYW5kbGluZy4KPgo+IFRoaXMgZG9lc24ndCByZWFsbHkgcHJvdmlkZSBhbnkg Y29udGV4dCBpbiB0aGUgV0FSTl9PTiBpdHNlbGYuICBJdAo+IHdpbGwganVzdCByZXN1bHQgaW4g YSBzcGxhdCB0aGF0IGxvb2tzIGxpa2UgYSBrZXJuZWwgb29wcywgYW5kIGVuZAo+IHVzZXJzIGFu ZCBkaXN0cmlidXRpb24gbWFpbnRhaW5lcnMgd2lsbCBiZSBsZWZ0IHNjcmF0Y2hpbmcgdGhlaXIK PiBoZWFkcy4KPgo+IENvdWxkIHRoaXMgYmUgZG9uZSB3aXRoIGEgcHJpbnRrIHdhcm5pbmcgaW5z dGVhZCwgb3IgY291bGQgeW91IGF0Cj4gbGVhc3QgcHJvdmlkZSBhIHByX3dhcm4gc3RhdGVtZW50 IHRvIGhlbHAgcGVvcGxlIHVuZGVyc3RhbmQgd2h5IHRoZWlyCj4gbWFjaGluZSBoYXMgYW4gb29w cyBzcGxhdD8KCkZXSVcgaTkxNV9kcnYuaCBoYXMKCiNkZWZpbmUgV0FSTl9PTih4KSBXQVJOKCh4 KSwgIldBUk5fT04oIiAjeCAiKSIpCgp3aGljaCBtYWtlcyBpdCBhIGxpdHRsZSBiZXR0ZXIuLi4K CkJSLApKYW5pLgoKCj4KPiBqb3NoCj4KPj4gQ2M6IFlvZ2VzaCBNb2hhbiBNYXJpbXV0aHUgPHlv Z2VzaC5tb2hhbi5tYXJpbXV0aHVAaW50ZWwuY29tPgo+PiBDYzogR2F1cmF2IEsgU2luZ2ggPGdh dXJhdi5rLnNpbmdoQGludGVsLmNvbT4KPj4gQ2M6IE1pY2hlbCBEw6RuemVyIDxtaWNoZWwuZGFl bnplckBhbWQuY29tPgo+PiBDYzogVmlsbGUgU3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4 LmludGVsLmNvbT4KPj4gU2lnbmVkLW9mZi1ieTogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRl ckBpbnRlbC5jb20+Cj4+IC0tLQo+PiAgZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYyB8IDQgKysr Kwo+PiAgMSBmaWxlIGNoYW5nZWQsIDQgaW5zZXJ0aW9ucygrKQo+Pgo+PiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1faXJxLmMKPj4g aW5kZXggZjljYzY4ZmJkMmEzLi4zODE5NDY1YWJlMjIgMTAwNjQ0Cj4+IC0tLSBhL2RyaXZlcnMv Z3B1L2RybS9kcm1faXJxLmMKPj4gKysrIGIvZHJpdmVycy9ncHUvZHJtL2RybV9pcnEuYwo+PiBA QCAtMTIxOSw2ICsxMjE5LDggQEAgdm9pZCBkcm1fdmJsYW5rX29mZihzdHJ1Y3QgZHJtX2Rldmlj ZSAqZGV2LCBpbnQgY3J0YykKPj4gICAgICAgICB2YmxhbmtfZGlzYWJsZV9hbmRfc2F2ZShkZXYs IGNydGMpOwo+PiAgICAgICAgIHdha2VfdXAoJnZibGFuay0+cXVldWUpOwo+Pgo+PiArICAgICAg IFdBUk5fT04odmJsYW5rLT5pbm1vZGVzZXQpOwo+PiArCj4+ICAgICAgICAgLyoKPj4gICAgICAg ICAgKiBQcmV2ZW50IHN1YnNlcXVlbnQgZHJtX3ZibGFua19nZXQoKSBmcm9tIHJlLWVuYWJsaW5n Cj4+ICAgICAgICAgICogdGhlIHZibGFuayBpbnRlcnJ1cHQgYnkgYnVtcGluZyB0aGUgcmVmY291 bnQuCj4+IEBAIC0xMzE4LDYgKzEzMjAsOCBAQCB2b2lkIGRybV92Ymxhbmtfb24oc3RydWN0IGRy bV9kZXZpY2UgKmRldiwgaW50IGNydGMpCj4+ICAgICAgICAgICAgICAgICByZXR1cm47Cj4+Cj4+ ICAgICAgICAgc3Bpbl9sb2NrX2lycXNhdmUoJmRldi0+dmJsX2xvY2ssIGlycWZsYWdzKTsKPj4g KyAgICAgICBXQVJOX09OKCF2YmxhbmstPmlubW9kZXNldCk7Cj4+ICsKPj4gICAgICAgICAvKiBE cm9wIG91ciBwcml2YXRlICJwcmV2ZW50IGRybV92YmxhbmtfZ2V0IiByZWZjb3VudCAqLwo+PiAg ICAgICAgIGlmICh2YmxhbmstPmlubW9kZXNldCkgewo+PiAgICAgICAgICAgICAgICAgYXRvbWlj X2RlYygmdmJsYW5rLT5yZWZjb3VudCk7Cj4+IC0tCj4+IDIuMS40Cj4+Cj4+IF9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4+IEludGVsLWdmeCBtYWlsaW5n IGxpc3QKPj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+PiBodHRwOi8vbGlzdHMu ZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vaW50ZWwtZ2Z4Cj4gX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KPiBJbnRlbC1nZnggbWFpbGluZyBs aXN0Cj4gSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwo+IGh0dHA6Ly9saXN0cy5mcmVl ZGVza3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9pbnRlbC1nZngKCi0tIApKYW5pIE5pa3VsYSwg SW50ZWwgT3BlbiBTb3VyY2UgVGVjaG5vbG9neSBDZW50ZXIKX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KSW50ZWwtZ2Z4IG1haWxpbmcgbGlzdApJbnRlbC1n ZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHA6Ly9saXN0cy5mcmVlZGVza3RvcC5vcmcvbWFp bG1hbi9saXN0aW5mby9pbnRlbC1nZngK