From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?Q?Christian_K=c3=b6nig?= Subject: Re: [PATCH 1/2] drm/ttm: set ttm_buffer_object pointer as null after it's freed Date: Mon, 10 Sep 2018 11:25:48 +0200 Message-ID: References: <1536569876-27262-1-git-send-email-ray.huang@amd.com> <20180910092320.GA22247@hr-amur2> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180910092320.GA22247@hr-amur2> Content-Language: en-US List-Id: Discussion list for AMD gfx List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: Huang Rui Cc: Tom StDenis , amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org QW0gMTAuMDkuMjAxOCB1bSAxMToyMyBzY2hyaWViIEh1YW5nIFJ1aToKPiBPbiBNb24sIFNlcCAx MCwgMjAxOCBhdCAxMTowMDowNEFNICswMjAwLCBDaHJpc3RpYW4gS8O2bmlnIHdyb3RlOgo+PiBI aSBSYXksCj4+Cj4+IHdlbGwgdGhvc2UgcGF0Y2hlcyBkb2Vzbid0IG1ha2Ugc2Vuc2UsIHRoZSBw b2ludGVyIGlzIG9ubHkgbG9jYWwgdG8KPj4gdGhlIGZ1bmN0aW9uLgo+IFlvdSdyZSByaWdodC4K PiBJIG5hcnJvd2VkIGl0IHdpdGggZ2RiIGR1bXAgZnJvbSB0dG1fYm9fYnVsa19tb3ZlX2xydV90 YWlsKzB4MmIsIHRoZQo+IHVzZS1hZnRlci1mcmVlIHNob3VsZCBiZSBpbiBiZWxvdyBjb2RlczoK Pgo+IG1hbiA9ICZidWxrLT50dFtpXS5maXJzdC0+YmRldi0+bWFuW1RUTV9QTF9UVF07Cj4gdHRt X2JvX2J1bGtfbW92ZV9oZWxwZXIoJmJ1bGstPnR0W2ldLCAmbWFuLT5scnVbaV0sIGZhbHNlKTsK Pgo+IElzIHRoZXJlIGEgY2FzZSwgd2hlbiBvcmlnbmFsIGJvIGlzIGRlc3Ryb3llZCBpbiB0aGUg YnVsayBwb3MsIGJ1dCBpdAo+IGRvZXNuJ3QgdXBkYXRlIHBvcy0+Zmlyc3QgcG9pbnRlciwgdGhl biB3ZSBzdGlsbCB1c2UgaXQgZHVyaW5nIHRoZSBidWxrCj4gbW92aW5nPwoKT25seSB3aGVuIGEg cGVyIFZNIEJPIGlzIGZyZWVkIG9yIHRoZSBWTSBkZXN0cm95ZWQuCgpUaGUgZmlyc3QgY2FzZSBz aG91bGQgbm93IGJlIGhhbmRsZWQgYnkgImRybS9hbWRncHU6IHNldCBidWxrX21vdmVhYmxlIAp0 byBmYWxzZSB3aGVuIGEgcGVyIFZNIGlzIHJlbGVhc2VkIiBhbmQgd2hlbiB3ZSB1c2UgYSBkZXN0 cm95ZWQgVk0gd2UgCndvdWxkIHNlZSBvdGhlciBwcm9ibGVtcyBhcyB3ZWxsLgoKQlRXOiBKdXN0 IHB1c2hlZCB0aGlzIGNvbW1pdCB0byB0aGUgcmVwb3NpdG9yeSwgc2hvdWxkIHNob3cgdXAgYW55 IHNlY29uZC4KCkNocmlzdGlhbi4KCj4KPiBUaGFua3MsCj4gUmF5Cj4KPj4gUmVnYXJkcywKPj4g Q2hyaXN0aWFuLgo+Pgo+PiBBbSAxMC4wOS4yMDE4IHVtIDEwOjU3IHNjaHJpZWIgSHVhbmcgUnVp Ogo+Pj4gSXQgYXZvaWRzIHRvIGJlIHJlZmVyZWQgYWdhaW4gYWZ0ZXIgZnJlZWQuCj4+Pgo+Pj4g U2lnbmVkLW9mZi1ieTogSHVhbmcgUnVpIDxyYXkuaHVhbmdAYW1kLmNvbT4KPj4+IENjOiBDaHJp c3RpYW4gS8O2bmlnIDxjaHJpc3RpYW4ua29lbmlnQGFtZC5jb20+Cj4+PiBDYzogVG9tIFN0RGVu aXMgPFRvbS5TdERlbmlzQGFtZC5jb20+Cj4+PiAtLS0KPj4+ICAgZHJpdmVycy9ncHUvZHJtL3R0 bS90dG1fYm8uYyB8IDEgKwo+Pj4gICAxIGZpbGUgY2hhbmdlZCwgMSBpbnNlcnRpb24oKykKPj4+ Cj4+PiBkaWZmIC0tZ2l0IGEvZHJpdmVycy9ncHUvZHJtL3R0bS90dG1fYm8uYyBiL2RyaXZlcnMv Z3B1L2RybS90dG0vdHRtX2JvLmMKPj4+IGluZGV4IDEzOGM5ODkuLmQzZWY1ZjggMTAwNjQ0Cj4+ PiAtLS0gYS9kcml2ZXJzL2dwdS9kcm0vdHRtL3R0bV9iby5jCj4+PiArKysgYi9kcml2ZXJzL2dw dS9kcm0vdHRtL3R0bV9iby5jCj4+PiBAQCAtNTQsNiArNTQsNyBAQCBzdGF0aWMgc3RydWN0IGF0 dHJpYnV0ZSB0dG1fYm9fY291bnQgPSB7Cj4+PiAgIHN0YXRpYyB2b2lkIHR0bV9ib19kZWZhdWx0 X2Rlc3Ryb3koc3RydWN0IHR0bV9idWZmZXJfb2JqZWN0ICpibykKPj4+ICAgewo+Pj4gICAJa2Zy ZWUoYm8pOwo+Pj4gKwlibyA9IE5VTEw7Cj4+PiAgIH0KPj4+ICAgc3RhdGljIGlubGluZSBpbnQg dHRtX21lbV90eXBlX2Zyb21fcGxhY2UoY29uc3Qgc3RydWN0IHR0bV9wbGFjZSAqcGxhY2UsCj4+ IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4+IGFtZC1n ZnggbWFpbGluZyBsaXN0Cj4+IGFtZC1nZnhAbGlzdHMuZnJlZWRlc2t0b3Aub3JnCj4+IGh0dHBz Oi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vYW1kLWdmeAoKX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYW1kLWdmeCBtYWlsaW5n IGxpc3QKYW1kLWdmeEBsaXN0cy5mcmVlZGVza3RvcC5vcmcKaHR0cHM6Ly9saXN0cy5mcmVlZGVz a3RvcC5vcmcvbWFpbG1hbi9saXN0aW5mby9hbWQtZ2Z4Cg==