From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Noralf_Tr=c3=b8nnes?= Subject: Re: [PATCH v2 02/12] drm/fb-helper: Avoid race with DRM userspace Date: Wed, 17 Apr 2019 16:48:38 +0200 Message-ID: <29251482-4e22-4baa-2ad9-27f6c72f044b@tronnes.org> References: <20190407165243.54043-1-noralf@tronnes.org> <20190407165243.54043-3-noralf@tronnes.org> <20190416075931.GS2665@phenom.ffwll.local> <20190417132400.GZ13337@phenom.ffwll.local> <20190417132630.GA13337@phenom.ffwll.local> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20190417132630.GA13337@phenom.ffwll.local> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Daniel Vetter Cc: daniel.vetter@ffwll.ch, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org CgpEZW4gMTcuMDQuMjAxOSAxNS4yNiwgc2tyZXYgRGFuaWVsIFZldHRlcjoKPiBPbiBXZWQsIEFw ciAxNywgMjAxOSBhdCAwMzoyNDowMFBNICswMjAwLCBEYW5pZWwgVmV0dGVyIHdyb3RlOgo+PiBP biBUdWUsIEFwciAxNiwgMjAxOSBhdCAwODo0NjoyNFBNICswMjAwLCBOb3JhbGYgVHLDuG5uZXMg d3JvdGU6Cj4+Pgo+Pj4KPj4+IERlbiAxNi4wNC4yMDE5IDA5LjU5LCBza3JldiBEYW5pZWwgVmV0 dGVyOgo+Pj4+IE9uIFN1biwgQXByIDA3LCAyMDE5IGF0IDA2OjUyOjMzUE0gKzAyMDAsIE5vcmFs ZiBUcsO4bm5lcyB3cm90ZToKPj4+Pj4gZHJtX2ZiX2hlbHBlcl9pc19ib3VuZCgpIGlzIHVzZWQg dG8gY2hlY2sgaWYgRFJNIHVzZXJzcGFjZSBpcyBpbiBjb250cm9sLgo+Pj4+PiBUaGlzIGlzIGRv bmUgYnkgbG9va2luZyBhdCB0aGUgZmIgb24gdGhlIHByaW1hcnkgcGxhbmUuIEJ5IHRoZSB0aW1l Cj4+Pj4+IGZiLWhlbHBlciBnZXRzIGFyb3VuZCB0byBjb21taXR0aW5nLCBpdCdzIHBvc3NpYmxl IHRoYXQgdGhlIGZhY3RzIGhhdmUKPj4+Pj4gY2hhbmdlZC4KPj4+Pj4KPj4+Pj4gQXZvaWQgdGhp cyByYWNlIGJ5IGhvbGRpbmcgdGhlIGRybV9kZXZpY2UtPm1hc3Rlcl9tdXRleCBsb2NrIHdoaWxl Cj4+Pj4+IGNvbW1pdHRpbmcuIFdoZW4gRFJNIHVzZXJzcGFjZSBkb2VzIGl0cyBmaXJzdCBvcGVu LCBpdCB3aWxsIG5vdyB3YWl0Cj4+Pj4+IHVudGlsIGZiLWhlbHBlciBpcyBkb25lLiBUaGUgaGVs cGVyIHdpbGwgc3RheSBhd2F5IGlmIHRoZXJlJ3MgYSBtYXN0ZXIuCj4+Pj4+Cj4+Pj4+IExvY2tp bmcgcnVsZTogQWx3YXlzIHRha2UgdGhlIGZiLWhlbHBlciBsb2NrIGZpcnN0Lgo+Pj4+Pgo+Pj4+ PiB2MjoKPj4+Pj4gLSBSZW1vdmUgZHJtX2ZiX2hlbHBlcl9pc19ib3VuZCgpIChEYW5pZWwgVmV0 dGVyKQo+Pj4+PiAtIE5vIG5lZWQgdG8gY2hlY2sgZmJfaGVscGVyLT5kZXYtPm1hc3RlciBpbgo+ Pj4+PiAgIGRybV9mYl9oZWxwZXJfc2luZ2xlX2ZiX3Byb2JlKCksIHJlc3RvcmVfZmJkZXZfbW9k ZSgpIGhhcyB0aGUgY2hlY2suCj4+Pj4+Cj4+Pj4+IFN1Z2dlc3RlZC1ieTogRGFuaWVsIFZldHRl ciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPj4+Pj4gU2lnbmVkLW9mZi1ieTogTm9yYWxmIFRy w7hubmVzIDxub3JhbGZAdHJvbm5lcy5vcmc+Cj4+Pj4+IC0tLQoKPHNuaXA+Cgo+IE9rLCBJIHJl YWQgdGhlIGxhdGVyIHBhdGNoZXMgYW5kIHlvdSBhbHJlYWR5IGhhdmUgYSBjb21taXQoKSBhbmQg YQo+IGNvbW1pdF9mb3JjZSgpLiBDb3VudCBtZSBjb252aW5jZWQgb24gYWxsIHBvaW50cy4KPiAK PiBSZXZpZXdlZC1ieTogRGFuaWVsIFZldHRlciA8ZGFuaWVsLnZldHRlckBmZndsbC5jaD4KPiAK PiBhcy1pcyBvbiB0aGlzIHBhdGNoLgo+IAoKVGhhbmtzLiBJIHdhbnQgdG8gYXBwbHkgdGhpcyBh ZnRlciB0aGUgZm9yLTUuMiBjdXRvZmYgc28gd2UgY2FuIGdldCBzb21lCnRlc3Rpbmcgb24gdGhp cyBiZWZvcmUgaXQgaGl0cyB0aGUgd29ybGQuIEkga25vdyBmcm9tIHRoZSB0aW1lbGluZSBjaGFy dAp0aGF0IHRoZSBjdXRvZmYgaXMgc29tZSB0aW1lIGFmdGVyIC1yYzUsIGJ1dCBJIGRvbid0IGtu b3cgX2V4Y2F0bHlfIHdoZW4KdGhhdCBpcy4gSSBsb29rZWQgYXQgZGltLCBidXQgYWxsIEkgY291 bGQgZ2xlYW4gZnJvbSBpdCB3YXMgdGhhdCBpdCBoYWQKc29tZXRoaW5nIHRvIGRvIHdpdGggdGhl IHN0YXRlIG9mIGEgLWZpeGVzIGJyYW5jaC4KCk5vcmFsZi4KX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2 ZWxAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21h aWxtYW4vbGlzdGluZm8vZHJpLWRldmVs