From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [RFC][PATCH 10/11] drm: Fix debugfs edid_override locking Date: Tue, 6 Mar 2018 10:56:35 +0100 Message-ID: <20180306095635.GY22212@phenom.ffwll.local> References: <20180227125700.6527-1-ville.syrjala@linux.intel.com> <20180227125700.6527-11-ville.syrjala@linux.intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <20180227125700.6527-11-ville.syrjala@linux.intel.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Ville Syrjala Cc: Daniel Vetter , intel-gfx@lists.freedesktop.org, Keith Packard , dri-devel@lists.freedesktop.org List-Id: intel-gfx@lists.freedesktop.org T24gVHVlLCBGZWIgMjcsIDIwMTggYXQgMDI6NTY6NTlQTSArMDIwMCwgVmlsbGUgU3lyamFsYSB3 cm90ZToKPiBGcm9tOiBWaWxsZSBTeXJqw6Rsw6QgPHZpbGxlLnN5cmphbGFAbGludXguaW50ZWwu Y29tPgo+IAo+IFRoZSBlZGlkIGlzIHByb3RlY3RlZCBieSBtb2RlX2NvbmZpZy5tdXRleC4gR3Jh YiB0aGUgbG9jayB3aGVuIGZyb2JiaW5nCj4gdGhlIGRlYnVnZnMgZWRpZF9vdmVycmlkZSB0aGlu Zy4KPiAKPiBDYzogS2VpdGggUGFja2FyZCA8a2VpdGhwQGtlaXRocC5jb20+Cj4gQ2M6IERhbmll bCBWZXR0ZXIgPGRhbmllbC52ZXR0ZXJAZmZ3bGwuY2g+Cj4gU2lnbmVkLW9mZi1ieTogVmlsbGUg U3lyasOkbMOkIDx2aWxsZS5zeXJqYWxhQGxpbnV4LmludGVsLmNvbT4KCll1cCwgdGhpcyBsb29r cyBjb3JyZWN0LiBBIGtlcm5lbGRvYyBwYXRjaCB0byB1cGRhdGUgdGhlIGxvY2tpbmcgcnVsZXMK d291bGQgYmUgZ3JlYXQuCgpSZXZpZXdlZC1ieTogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRl ckBmZndsbC5jaD4KCj4gLS0tCj4gIGRyaXZlcnMvZ3B1L2RybS9kcm1fZGVidWdmcy5jIHwgMTIg KysrKysrKysrKystCj4gIDEgZmlsZSBjaGFuZ2VkLCAxMSBpbnNlcnRpb25zKCspLCAxIGRlbGV0 aW9uKC0pCj4gCj4gZGlmZiAtLWdpdCBhL2RyaXZlcnMvZ3B1L2RybS9kcm1fZGVidWdmcy5jIGIv ZHJpdmVycy9ncHUvZHJtL2RybV9kZWJ1Z2ZzLmMKPiBpbmRleCBiMjQ4MjgxOGZlZTguLmNhYWMx NzE0NTYyOSAxMDA2NDQKPiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vZHJtX2RlYnVnZnMuYwo+ICsr KyBiL2RyaXZlcnMvZ3B1L2RybS9kcm1fZGVidWdmcy5jCj4gQEAgLTI3NSwxMSArMjc1LDE3IEBA IHN0YXRpYyBzc2l6ZV90IGNvbm5lY3Rvcl93cml0ZShzdHJ1Y3QgZmlsZSAqZmlsZSwgY29uc3Qg Y2hhciBfX3VzZXIgKnVidWYsCj4gIHN0YXRpYyBpbnQgZWRpZF9zaG93KHN0cnVjdCBzZXFfZmls ZSAqbSwgdm9pZCAqZGF0YSkKPiAgewo+ICAJc3RydWN0IGRybV9jb25uZWN0b3IgKmNvbm5lY3Rv ciA9IG0tPnByaXZhdGU7Cj4gLQlzdHJ1Y3QgZHJtX3Byb3BlcnR5X2Jsb2IgKmVkaWQgPSBjb25u ZWN0b3ItPmVkaWRfYmxvYl9wdHI7Cj4gKwlzdHJ1Y3QgZHJtX3Byb3BlcnR5X2Jsb2IgKmVkaWQ7 Cj4gKwo+ICsJbXV0ZXhfbG9jaygmY29ubmVjdG9yLT5kZXYtPm1vZGVfY29uZmlnLm11dGV4KTsK PiArCj4gKwllZGlkID0gY29ubmVjdG9yLT5lZGlkX2Jsb2JfcHRyOwo+ICAKPiAgCWlmIChjb25u ZWN0b3ItPm92ZXJyaWRlX2VkaWQgJiYgZWRpZCkKPiAgCQlzZXFfd3JpdGUobSwgZWRpZC0+ZGF0 YSwgZWRpZC0+bGVuZ3RoKTsKPiAgCj4gKwltdXRleF91bmxvY2soJmNvbm5lY3Rvci0+ZGV2LT5t b2RlX2NvbmZpZy5tdXRleCk7Cj4gKwo+ICAJcmV0dXJuIDA7Cj4gIH0KPiAgCj4gQEAgLTMwNSw2 ICszMTEsOCBAQCBzdGF0aWMgc3NpemVfdCBlZGlkX3dyaXRlKHN0cnVjdCBmaWxlICpmaWxlLCBj b25zdCBjaGFyIF9fdXNlciAqdWJ1ZiwKPiAgCj4gIAllZGlkID0gKHN0cnVjdCBlZGlkICopIGJ1 ZjsKPiAgCj4gKwltdXRleF9sb2NrKCZjb25uZWN0b3ItPmRldi0+bW9kZV9jb25maWcubXV0ZXgp Owo+ICsKPiAgCWlmIChsZW4gPT0gNSAmJiAhc3RybmNtcChidWYsICJyZXNldCIsIDUpKSB7Cj4g IAkJY29ubmVjdG9yLT5vdmVycmlkZV9lZGlkID0gZmFsc2U7Cj4gIAkJcmV0ID0gZHJtX21vZGVf Y29ubmVjdG9yX3VwZGF0ZV9lZGlkX3Byb3BlcnR5KGNvbm5lY3RvciwgTlVMTCk7Cj4gQEAgLTMx OCw2ICszMjYsOCBAQCBzdGF0aWMgc3NpemVfdCBlZGlkX3dyaXRlKHN0cnVjdCBmaWxlICpmaWxl LCBjb25zdCBjaGFyIF9fdXNlciAqdWJ1ZiwKPiAgCQkJY29ubmVjdG9yLT5vdmVycmlkZV9lZGlk ID0gdHJ1ZTsKPiAgCX0KPiAgCj4gKwltdXRleF91bmxvY2soJmNvbm5lY3Rvci0+ZGV2LT5tb2Rl X2NvbmZpZy5tdXRleCk7Cj4gKwo+ICAJa2ZyZWUoYnVmKTsKPiAgCj4gIAlyZXR1cm4gKHJldCkg PyByZXQgOiBsZW47Cj4gLS0gCj4gMi4xMy42Cj4gCgotLSAKRGFuaWVsIFZldHRlcgpTb2Z0d2Fy ZSBFbmdpbmVlciwgSW50ZWwgQ29ycG9yYXRpb24KaHR0cDovL2Jsb2cuZmZ3bGwuY2gKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxp bmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJl ZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJpLWRldmVsCg==