From mboxrd@z Thu Jan 1 00:00:00 1970 From: Daniel Vetter Subject: Re: [Intel-gfx] [PATCH 3/5] drm: Possible lock priority escalation. Date: Tue, 5 May 2015 09:23:07 +0200 Message-ID: <20150505072307.GX30184@phenom.ffwll.local> References: <1429798078-18987-1-git-send-email-peter.antoine@intel.com> <1429798078-18987-4-git-send-email-peter.antoine@intel.com> <20150427165246.GF18908@intel.com> <20150504135603.GD30184@phenom.ffwll.local> <1430808329.15051.14.camel@peterant-linux> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-wi0-f173.google.com (mail-wi0-f173.google.com [209.85.212.173]) by gabe.freedesktop.org (Postfix) with ESMTP id 47F3289DB8 for ; Tue, 5 May 2015 00:20:49 -0700 (PDT) Received: by wicmx19 with SMTP id mx19so93597082wic.1 for ; Tue, 05 May 2015 00:20:48 -0700 (PDT) Content-Disposition: inline In-Reply-To: <1430808329.15051.14.camel@peterant-linux> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: "Antoine, Peter" Cc: "daniel.vetter@ffwll.ch" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" , "airlied@redhat.com" List-Id: dri-devel@lists.freedesktop.org T24gVHVlLCBNYXkgMDUsIDIwMTUgYXQgMDY6NDU6MzBBTSArMDAwMCwgQW50b2luZSwgUGV0ZXIg d3JvdGU6Cj4gT24gTW9uLCAyMDE1LTA1LTA0IGF0IDE1OjU2ICswMjAwLCBEYW5pZWwgVmV0dGVy IHdyb3RlOgo+ID4gT24gTW9uLCBBcHIgMjcsIDIwMTUgYXQgMDc6NTI6NDZQTSArMDMwMCwgVmls bGUgU3lyasOkbMOkIHdyb3RlOgo+ID4gPiBPbiBUaHUsIEFwciAyMywgMjAxNSBhdCAwMzowNzo1 NlBNICswMTAwLCBQZXRlciBBbnRvaW5lIHdyb3RlOgo+ID4gPiA+IElmIGFuIGFwcGxpY2F0aW9u IHRoYXQgaGFzIGEgZHJpdmVyIGxvY2sgY3JlYXRlZCwgd2FudHMgdGhlIGxvY2sgdGhlCj4gPiA+ ID4ga2VybmVsIGNvbnRleHQsIGl0IGlzIG5vdCBhbGxvd2VkIHRvLiBJZiB0aGUgY2FsbCB0byBk cm1fbG9jayBoYXMgYQo+ID4gPiA+IGNvbnRleHQgb2YgMCwgaXQgaXMgcmVqZWN0ZWQuIElmIHlv dSBzZXQgdGhlIGNvbnRleHQgdG8gX0RSTV9MT0NLX0NPTlQKPiA+ID4gPiB0aGVuIGNhbGwgZHJt IGxvY2ssIGl0IHdpbGwgcGFzcyB0aGUgY29udGV4dCA9PSBEUk1fS0VSTkVMX0NPTlRFWFQgY2hl Y2tzLgo+ID4gPiA+IEJ1dCBhcyB0aGUgRFJNX0xPQ0tfQ09OVCBiaXRzIGFyZSBub3QgcGFydCBv ZiB0aGUgY29udGV4dCBpZCB0aGlzIGFsbG93cwo+ID4gPiA+IG9wZXJhdGlvbnMgb24gdGhlIERS TV9LRVJORUxfQ09OVEVYVC4KPiA+ID4gPiAKPiA+ID4gPiBJc3N1ZTogVklaLTU0ODUKPiA+ID4g PiBTaWduZWQtb2ZmLWJ5OiBQZXRlciBBbnRvaW5lIDxwZXRlci5hbnRvaW5lQGludGVsLmNvbT4K PiA+IAo+ID4gSWYgeW91J3JlIHRvdWNoaW5nIGNvZGUgd2l0aCBkcm1fbGVnYWN5XyBwcmVmaXgg b2YgaW4gc3VjaCBhIGZpbGUgeW91J3ZlCj4gPiBlbmRlZCB1cCBpbiB0aGUgaG9ycmlibGUgY29y bmVycyBvZiB0aGUgZHJpMSBkdW5nZW9ucyBhbmQgc2hvdWxkIGhlYWQgYmFjawo+ID4gb3V0IHBy b250byA7LSkKPiA+IAo+ID4gSWYgd2UgY2FuIGFjdHVhbGx5IHJ1biBpbnRvIHRoaXMgY29kZSBv biBwcm9kdWN0aW9uIGk5MTUgdGhlbiB3ZSBuZWVkIHRvCj4gPiBpbXByb3ZlIHRoZSBsb2NrcyBh dCB0aGUgZG9vciBvZiB0aGVzZSBkdW5nZW9ucyBmb3Iga21zIGRyaXZlcnMsIG5vdCB0cnkKPiA+ IHRvIGZpeCB1cCB0aGUgbWVzcyBiZWhpbmQgdGhlbS4gVGhhdCdzIGp1c3QgcGxhaW4gaW1wb3Nz aWJsZS4KPiA+IAo+ID4gSWYgeW91IHdhbnQgdG8gbWFrZSByZWFsbHkgc3VyZSB3ZSBnZXQgdGhp cyByaWdodCBzb21lIHNpbXBsZSBkcm0gaWd0Cj4gPiB0ZXN0cyB0byBtYWtlIHN1cmUgdGhlc2Ug Y29kZXBhdGhzIGFyZSByZWFsbHkgZGVhZCBmb3Iga21zIGRyaXZlciBtaWdodCBiZQo+ID4gZ29v ZC4gQnV0IG90aGVyd2lzZSB3ZSByZWFsbHkgY2FuIG9ubHkgYW5ub3RhdGUgdGhpcyBhcyB3b250 Zml4IGluCj4gPiBjb2RlIHNlY3VyaXR5IGlzc3VlIHNjYW5uZXJzLgo+ID4gLURhbmllbAo+ID4g Cj4gVGhlcmUgaXMgYSB0ZXN0IHRoYXQgY292ZXJzIHRoaXMgZml4LiBUaGlzIGlzIGEgc2ltcGxl IHRocmVlIGxpbmUgZml4Cj4gdGhhdCBzdG9wcyBhIHVzZXJzcGFjZSBkcml2ZXIgbG9ja2luZyB0 aGUga2VybmVsIGNvbnRleHQuIFllcyB0aGV5IGFyZQo+IG90aGVyIHByb2JsZW1zIHdpdGggdGhp cyBjb2RlLCBidXQgd2h5IGFyZSB0aGV5IHN0b3BwaW5nIHRoaXMgcGF0Y2ggdGhhdAo+IGRvZXMg YSBzaW1wbGUgZml4IGZyb20gZ29pbmcgaW4/Cj4gCj4gSSdsbCBoYXBwaWx5IGRyb3AgdGhpcyBw YXRjaCBpZiBpdCBjYXVzZXMgbW9yZSBwcm9ibGVtcyB0aGF0IGl0IGZpeGVzLgoKQmVjYXVzZSB3 ZSBkb24ndCB3YW50IHRvIGZpeCB0aGUgbGVnYWN5IGNvbnRleHQgY3JhcCBidXQgaW5zdGVhZCBv dXRyaWdodApkaXNhYmxlIGl0IGZvciBldmVyeW9uZSAod2VsbCBleGNlcHQgbm91dmVhdSkgcnVu bmluZyBpbiBrbXMgY29kZS4gZHJtCmxlZ2FjeSBjb2RlIHJlYWxseSBpcyBicm9rZW4gYnkgZGVz aWduLCB0aGVyZSdzIG5vIHdheSB0byBmaXggaXQuCgpBbmQgd29yc3QgY2FzZSB3ZSdsbCBlbmQg dXAgYnJlYWtpbmcgc29tZSBvbGQgbWFjaGluZXMgaW4gc29tZSBhbmQgdGhlbgpoYXZlIHRvIGRl YWwgd2l0aCB0aGUgcmVncmVzc2lvbi4gV2hpY2ggbWVhbnMgSSB3b24ndCBhcHBseSB0aGVzZSBw YXRjaGVzCmlmIHdlIGNhbiBzb21laG93IGp1c3QgZGlzYWJsZSBhbGwgdGhhdCBjb2RlIGZvciBp OTE1LgotRGFuaWVsCi0tIApEYW5pZWwgVmV0dGVyClNvZnR3YXJlIEVuZ2luZWVyLCBJbnRlbCBD b3Jwb3JhdGlvbgpodHRwOi8vYmxvZy5mZndsbC5jaApfX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fXwpkcmktZGV2ZWwgbWFpbGluZyBsaXN0CmRyaS1kZXZlbEBs aXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cDovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFu L2xpc3RpbmZvL2RyaS1kZXZlbAo=