From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: Re: [PATCH 4/8] dma-buf: add peer2peer flag Date: Fri, 20 Apr 2018 03:17:55 -0700 Message-ID: <20180420101755.GA11400@infradead.org> References: <20180329065753.GD3881@phenom.ffwll.local> <8b823458-8bdc-3217-572b-509a28aae742@gmail.com> <20180403090909.GN3881@phenom.ffwll.local> <20180403170645.GB5935@redhat.com> <20180403180832.GZ3881@phenom.ffwll.local> <20180416123937.GA9073@infradead.org> <20180419081657.GA16735@infradead.org> <20180420071312.GF31310@phenom.ffwll.local> <3e17afc5-7d6c-5795-07bd-f23e34cf8d4b@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Content-Disposition: inline In-Reply-To: <3e17afc5-7d6c-5795-07bd-f23e34cf8d4b@gmail.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: christian.koenig@amd.com Cc: "moderated list:DMA BUFFER SHARING FRAMEWORK" , Linux Kernel Mailing List , amd-gfx list , Christoph Hellwig , Jerome Glisse , dri-devel , Dan Williams , Logan Gunthorpe , "open list:DMA BUFFER SHARING FRAMEWORK" List-Id: amd-gfx.lists.freedesktop.org T24gRnJpLCBBcHIgMjAsIDIwMTggYXQgMTA6NTg6NTBBTSArMDIwMCwgQ2hyaXN0aWFuIEvDtm5p ZyB3cm90ZToKPiA+IFllcyB0aGVyZSdzIGEgYml0IGEgbGF5ZXJpbmcgdmlvbGF0aW9uIGluc29m YXIgdGhhdCBkcml2ZXJzIHJlYWxseQo+ID4gc2hvdWxkbid0IGVhY2ggaGF2ZSB0aGVpciBvd24g Y29weSBvZiAiaG93IGRvIEkgY29udmVydCBhIHBpZWNlIG9mIGRtYQo+ID4gbWVtb3J5IGludG8g IGRtYS1idWYiLCBidXQgdGhhdCBkb2Vzbid0IHJlbmRlciB0aGUgaW50ZXJmYWNlIGEgYmFkIGlk ZWEuCj4gCj4gQ29tcGxldGVseSBhZ3JlZSBvbiB0aGF0Lgo+IAo+IFdoYXQgd2UgbmVlZCBpcyBh biBzZ19hbGxvY190YWJsZV9mcm9tX3Jlc291cmNlcyhkZXYsIHJlc291cmNlcywKPiBudW1fcmVz b3VyY2VzKSB3aGljaCBkb2VzIHRoZSBoYW5kbGluZyBjb21tb24gdG8gYWxsIGRyaXZlcnMuCgpB IHN0cnVjdHVyZSB0aGF0IGNvbnRhaW5zCgp7cGFnZSxvZmZzZXQsbGVufSArIHtkbWFfYWRkcitk bWFfbGVufQoKaXMgbm90IGEgZ29vZCBjb250YWluZXIgZm9yIHN0b3JpbmcKCnt2aXJ0IGFkZHIs IGRtYV9hZGRyLCBsZW59CgpubyBtYXR0ZXIgd2hhdCBpbnRlcmZhY2UgeW91IGJ1aWxkIGFyb25k IGl0LiAgQW5kIHRoYXQgaXMgZGlzY291bnRpbmcKYWxsIHRoZSBwcm9ibGVtcyBhcm91bmQgbWFw cGluZyBjb2hlcmVudCBhbGxvY2F0aW9ucyBmb3Igb3RoZXIgZGV2aWNlcywKb3IgdGhlIGlvbW11 IG1lcmdpbmcgcHJvYmxlbSB3ZSBhcmUgaGF2aW5nIGFub3RoZXIgdGhyZWFkIG9uLgoKU28gbGV0 J3MgY29tZSB1cCB3aXRoIGEgYmV0dGVyIGhpZ2ggbGV2ZWwgaW50ZXJmYWNlIGZpcnN0LCBhbmQg dGhlbgp3b3JydHkgYWJvdXQgaG93IHRvIGltcGxlbWVudCBpdCBpbiB0aGUgbG93LWxldmVsIGRt YS1tYXBwaW5nIGludGVyZmFjZQpzZWNvbmQuICBFc3BlY2lhbGx5IGdpdmVuIHRoYXQgbXkgY29u c29saWRhdGlvbiBvZiB0aGUgZG1hX21hcF9vcHMKaW1wbGVtZW50YXRpb24gaXMgaW4gZnVsbCBz dHJlYW0gYW5kIHRoZXJlIHNob3Vkbid0IGJlIGFsbCB0aGF0IG1hbnkKdG8gYm90aGVyIHdpdGgu CgpTbyBmaXJzdCBxdWVzdGlvbjogIERvIHlvdSBhY3R1YWxseSBjYXJlIGFib3V0IGhhdmluZyBt dWx0aXBsZQpwYWlycyBvZiB0aGUgYWJvdmUsIG9yIGluc3RlYWQgb2YgYWxsIGNodW5rcyBqdXN0 IGRlYWwgd2l0aCBhIHNpbmdsZQpvZiB0aGUgYWJvdmU/ICBJbiB0aGF0IGNhc2Ugd2UgcmVhbGx5 IHNob3VsZCBub3QgbmVlZCB0aGF0IG1hbnkKbmV3IGludGVyZmFjZXMgYXMgZG1hX21hcF9yZXNv dXJjZSB3aWxsIGJlIGFsbCB5b3UgbmVlZCBhbnl3YXkuCgo+IAo+IENocmlzdGlhbi4KPiAKPiA+ IC1EYW5pZWwKPiAKLS0tZW5kIHF1b3RlZCB0ZXh0LS0tCl9fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVs QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9tYWls bWFuL2xpc3RpbmZvL2RyaS1kZXZlbAo=