From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tiago Vignatti Subject: Re: about mmap dma-buf and sync Date: Tue, 25 Aug 2015 13:14:55 -0300 Message-ID: <55DC947F.8040806@intel.com> References: <55D50442.5080102@intel.com> <55D57837.4080301@vmware.com> <55D7AF11.9090809@intel.com> <55DAE8F5.6010302@shipmail.org> <20150825090225.GX20434@phenom.ffwll.local> <55DC35A1.4010902@vmware.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8"; Format="flowed" Content-Transfer-Encoding: base64 Return-path: Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTP id BE3326E0A7 for ; Tue, 25 Aug 2015 09:14:58 -0700 (PDT) In-Reply-To: <55DC35A1.4010902@vmware.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org T24gMDgvMjUvMjAxNSAwNjozMCBBTSwgVGhvbWFzIEhlbGxzdHJvbSB3cm90ZToKPiBPbiAwOC8y NS8yMDE1IDExOjAyIEFNLCBEYW5pZWwgVmV0dGVyIHdyb3RlOgo+PiBJIHJlYWxseSBmZWVsIGxp a2UgYW55IGtpbmQgb2YgbXVsdGktcmFuZ2UgZmx1c2ggaW50ZXJmYWNlIGlzIGZlYXR1cmUKPj4g YmxvYXQsIGFuZCBpZiB3ZSBkbyBpdCB0aGVuIHdlIHNob3VsZCBvbmx5IGRvIGl0IGxhdGVyIG9u IHdoZW4gdGhlcmUncyBhCj4+IGNsZWFyIG5lZWQgZm9yIGl0Lgo+Cj4gSU1PIGFsbCB0aGUgdXNl LWNhc2VzIHNvIGZhciB0aGF0IHdhbnRlZCB0byBkbyB0aGlzIGhhdmUgYmVlbiAyRAo+IHVwZGF0 ZXMuIGFuZCBoYXZpbmcgb25seSBhIDFEIHN5bmMgd2lsbCBtb3N0IHByb2JhYmx5IHNjYXJlIHBl b3BsZSBhd2F5Cj4gZnJvbSB0aGlzIGludGVyZmFjZS4KPgo+PiBBZmFpdWkgZG1hLWJ1ZiBtbWFw IHdpbGwgbW9zdGx5IGJlIHVzZWQgZm9yIHVwL2Rvd25sb2Fkcywgd2hpY2ggbWVhbnMKPj4gdGhl cmUgd2lsbCBiZSBzb21lIGV4cGxpY2l0IGNvcHkgaW52b2x2ZWQgc29tZXdoZXJlIGFueXdheS4g U28gc2ltaWxhciB0bwo+PiB1c2VycHRyIHVzYWdlLiBBbmQgZm9yIHRob3NlIG1vc3Qgb2Z0ZW4g eW91IGp1c3Qgc2x1cnAgaW4gYSBsaW5lYXIgYmxvY2sKPj4gYW5kIHRoZW4gbGV0IHRoZSBibGl0 dGVyIHJlYXJyYW5nZSBpdCwgYXQgbGVhc3Qgb24gaTkxNS4KPj4KPj4gQWxzbyB0aHVzIGZhciB0 aGUgY29uc2Vuc3VzIHdhcyB0aGF0IGRtYS1idWYgZG9lc24ndCBjYXJlL2tub3cgYWJvdXQKPj4g Y29udGVudCBsYXlvdXQsIGFkZGluZyBzdHJpZGVzL2J5dGVzL3doYXRldmVyIGRvZXMgYmVuZCB0 aGlzIHF1aXRlIGEgYml0Lgo+Cj4gSSB0aGluayB3aXRoIGEgMkQgaW50ZXJmYWNlLCB0aGUgc3Ry aWRlIG9ubHkgYXBwbGllcyB0byB0aGUgc3luYwo+IG9wZXJhdGlvbiBpdHNlbGYgYW5kIGlzIG9u bHkgYSBwYXJhbWV0ZXIgZm9yIHRoYXQgc3luYyBvcGVyYXRpb24uCj4gV2hldGhlciB3ZSBzaG91 bGQgaGF2ZSBtdWx0aXBsZSByZWdpb25zIG9yIG5vdCBpcyBub3QgYSBiaWcgZGVhbCBmb3IgbWUs Cj4gYnV0IEkgdGhpbmsgYXQgbGVhc3QgYSAyRCBzeW5jIGlzIGNydWNpYWwuCgpSaWdodCBub3cg b25seSBvbWFwLCBpb24gYW5kIHVkbC1mYiBtYWtlIHVzZSBvZiBiZWdpbnssZW5kfV9jcHVfYWNj ZXNzKCkgCmRtYS1idWYgaW50ZXJmYWNlLCBidXQgaXQncyBjdXJpb3VzIHRoYXQgbm9uZSB1c2Vz IHRob3NlIDEtZCBwYXJhbWV0ZXJzIAooc3RhcnQgYW5kIGxlbikuIFNvIGluIHRoYXQgc2Vuc2Ug aXQgc2VlbXMgdGhhdCB0aGUgdGVuZGVuY3kgaXMgdG8gCmZlYXR1cmUgYmxvYXQgdGhlIEFQSSBp ZiB3ZSBkbyB0aGUgMi1kIGFkZGl0aW9ucy4KCk9UT0ggd2UncmUgdGFsa2luZyBhYm91dCBhIGRp ZmZlcmVudCB1c2FnZSBvZiBkbWEtYnVmIHJpZ2h0IG5vdywgc28gdGhlIApkcml2ZXIgbWlnaHQg YWN0dWFsbHkgc3RhcnQgdG8gdXNlIGluIGZhY3QgdGhhdCBBUEkuIFRoYXQgc2FpZCwgSSAKdGhv dWdodCBpdCB3YXMgc29tZXdoYXQgc2ltcGxlIHRvIHR1cm4gdGhlIGNvbW1vbiBjb2RlIGludG8g Mi1kLCBjYXVzZSwgCmFzIEkgcG9pbnRlZCBpbiB0aGUgb3RoZXIgZW1haWwsIHdlJ2QgYmUgcHVz aGluZyB0aGUgd2hvbGUgCnJlc3BvbnNpYmlsaXR5IG9mIGRlYWxpbmcgd2l0aCB0aGUgcmVnaW9u cyBhbmQgc28gb24gdG8gdGhlIGRyaXZlciAKaW1wbGVtZW50b3JzLgoKVGhvbWFzLCBhbnkgY29t bWVudHMgaW4gdGhlIGRtYV9idWZfYmVnaW5fY3B1X2FjY2VzcygpIG5ldyBBUEkgSSBzaG93ZWQ/ IApNYXliZSBJIHNob3VsZCBqdXN0IGNsZWFuIHVwIGhlcmUgdGhlIGRyYWZ0IGFuZCBzZW50IGl0 IHRvIHRoZSBNTCA6KQoKVGlhZ28KCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fCmRyaS1kZXZlbCBtYWlsaW5nIGxpc3QKZHJpLWRldmVsQGxpc3RzLmZyZWVk ZXNrdG9wLm9yZwpodHRwOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8v ZHJpLWRldmVsCg==