From mboxrd@z Thu Jan 1 00:00:00 1970 From: John Stultz Subject: [RFC][PATCH 0/5 v2] DMA-BUF Heaps (destaging ION) Date: Tue, 5 Mar 2019 12:54:28 -0800 Message-ID: <1551819273-640-1-git-send-email-john.stultz@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from mail-pf1-x441.google.com (mail-pf1-x441.google.com [IPv6:2607:f8b0:4864:20::441]) by gabe.freedesktop.org (Postfix) with ESMTPS id 1F5E189B55 for ; Tue, 5 Mar 2019 20:54:42 +0000 (UTC) Received: by mail-pf1-x441.google.com with SMTP id q17so6605121pfh.10 for ; Tue, 05 Mar 2019 12:54:42 -0800 (PST) List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: lkml Cc: Greg KH , Chenbo Feng , Alistair Strachan , Liam Mark , dri-devel@lists.freedesktop.org, "Andrew F . Davis" List-Id: dri-devel@lists.freedesktop.org SGVyZSBpcyBhIGluaXRpYWwgUkZDIG9mIHRoZSBkbWEtYnVmIGhlYXBzIHBhdGNoc2V0IEFuZHJl dyBhbmQgSQpoYXZlIGJlZW4gd29ya2luZyBvbiB3aGljaCB0cmllcyB0byBkZXN0YWdlIGEgZmFp ciBjaHVuayBvZiBJT04KZnVuY3Rpb25hbGl0eS4KClRoZSBwYXRjaHNldCBpbXBsZW1lbnRzIHBl ci1oZWFwIGRldmljZXMgd2hpY2ggY2FuIGJlIG9wZW5lZApkaXJlY3RseSBhbmQgdGhlbiBhbiBp b2N0bCBpcyB1c2VkIHRvIGFsbG9jYXRlIGEgZG1hYnVmIGZyb20gdGhlCmhlYXAuCgpUaGUgaW50 ZXJmYWNlIGlzIHNpbWlsYXIsIGJ1dCBtdWNoIHNpbXBsZXIgdGhlbiBJT05zLCBvbmx5CnByb3Zp ZGluZyBhbiBBTExPQyBpb2N0bC4KCkFsc28sIEkndmUgcHJvdmlkZWQgc2ltcGxlIHN5c3RlbSBh bmQgY21hIGhlYXBzLiBUaGUgc3lzdGVtCmhlYXAgaW4gcGFydGljdWxhciBpcyBtaXNzaW5nIHRo ZSBwYWdlLXBvb2wgb3B0aW1pemF0aW9ucyBJT04KaGFkLCBidXQgd29ya3Mgd2VsbCBlbm91Z2gg dG8gdmFsaWRhdGUgdGhlIGludGVyZmFjZS4KCkkndmUgYm9vdGVkIGFuZCB0ZXN0ZWQgdGhlc2Ug cGF0Y2hlcyB3aXRoIEFPU1Agb24gdGhlIEhpS2V5OTYwCnVzaW5nIHRoZSBrZXJuZWwgdHJlZSBo ZXJlOgogIGh0dHBzOi8vZ2l0LmxpbmFyby5vcmcvcGVvcGxlL2pvaG4uc3R1bHR6L2FuZHJvaWQt ZGV2LmdpdC9sb2cvP2g9ZGV2L2RtYS1idWYtaGVhcAoKQW5kIHRoZSB1c2Vyc3BhY2UgY2hhbmdl cyBoZXJlOgogIGh0dHBzOi8vYW5kcm9pZC1yZXZpZXcuZ29vZ2xlc291cmNlLmNvbS9jL2Rldmlj ZS9saW5hcm8vaGlrZXkvKy85MDk0MzYKCgpDb21wYXJlZCB0byBJT04sIHRoaXMgcGF0Y2hzZXQg aXMgbWlzc2luZyB0aGUgc3lzdGVtLWNvbnRpZywKY2FydmVvdXQgYW5kIGNodW5rIGhlYXBzLCBh cyBJIGRvbid0IGhhdmUgYSBkZXZpY2UgdGhhdCB1c2VzCnRob3NlLCBzbyBJJ20gdW5hYmxlIHRv IGRvIG11Y2ggdXNlZnVsIHZhbGlkYXRpb24gdGhlcmUuCkFkZGl0aW9uYWxseSB3ZSBoYXZlIG5v IHVwc3RyZWFtIHVzZXJzIG9mIGNodW5rIG9yIGNhcnZlb3V0LAphbmQgdGhlIHN5c3RlbS1jb250 aWcgaGFzIGJlZW4gZGVwcmVjYXRlZCBpbiB0aGUgY29tbW9uL2FuZG9pZC0qCmtlcm5lbHMsIHNv IHRoaXMgc2hvdWxkIGJlIG9rLgoKSSd2ZSBhbHNvIHJlbW92ZWQgdGhlIHN0YXRzIGFjY291bnRp bmcgZm9yIG5vdywgc2luY2UgaXQgc2hvdWxkCmJlIGltcGxlbWVudGVkIGJ5IHRoZSBoZWFwcyB0 aGVtc2VsdmVzLgoKRXZlbnR1YWwgVE9ET1M6CiogUmVpbXBsZW1lbnQgcGFnZS1wb29sIGZvciBz eXN0ZW0gaGVhcCAod29ya2luZyBvbiB0aGlzKQoqIEFkZCBzdGF0cyBhY2NvdW50aW5nIHRvIHN5 c3RlbS9jbWEgaGVhcHMKKiBNYWtlIHRoZSBrc2VsZnRlc3QgYWN0dWFsbHkgdXNlZnVsCiogQWRk IG90aGVyIGhlYXBzIGZvbGtzIHNlZSBhcyB1c2VmdWwgKHdvdWxkIGxvdmUgdG8gZ2V0CiAgc29t ZSBoZWxwIGZyb20gYWN0dWFsIGNhcnZlb3V0L2NodW5rIHVzZXJzKSEKClRoYXQgc2FpZCwgdGhl IG1haW4gdXNlci1pbnRlcmZhY2UgaXMgc2hhcGluZyB1cCBhbmQgSSB3YW50ZWQKdG8gZ2V0IHNv bWUgaW5wdXQgb24gdGhlIGRldmljZSBtb2RlbCAocGFydGljdWxhcmx5IGZyb20gR3JlS0gpCmFu ZCBhbnkgb3RoZXIgQVBJL0FCSSBzcGVjaWZpYyBpbnB1dC4gCgp0aGFua3MKLWpvaG4KCkNjOiBM YXVyYSBBYmJvdHQgPGxhYmJvdHRAcmVkaGF0LmNvbT4KQ2M6IEJlbmphbWluIEdhaWduYXJkIDxi ZW5qYW1pbi5nYWlnbmFyZEBsaW5hcm8ub3JnPgpDYzogR3JlZyBLSCA8Z3JlZ2toQGxpbnV4Zm91 bmRhdGlvbi5vcmc+CkNjOiBTdW1pdCBTZW13YWwgPHN1bWl0LnNlbXdhbEBsaW5hcm8ub3JnPgpD YzogTGlhbSBNYXJrIDxsbWFya0Bjb2RlYXVyb3JhLm9yZz4KQ2M6IEJyaWFuIFN0YXJrZXkgPEJy aWFuLlN0YXJrZXlAYXJtLmNvbT4KQ2M6IEFuZHJldyBGLiBEYXZpcyA8YWZkQHRpLmNvbT4KQ2M6 IENoZW5ibyBGZW5nIDxmZW5nY0Bnb29nbGUuY29tPgpDYzogQWxpc3RhaXIgU3RyYWNoYW4gPGFz dHJhY2hhbkBnb29nbGUuY29tPgpDYzogZHJpLWRldmVsQGxpc3RzLmZyZWVkZXNrdG9wLm9yZwoK QW5kcmV3IEYuIERhdmlzICgxKToKICBkbWEtYnVmOiBBZGQgZG1hLWJ1ZiBoZWFwcyBmcmFtZXdv cmsKCkpvaG4gU3R1bHR6ICg0KToKICBkbWEtYnVmOiBoZWFwczogQWRkIGhlYXAgaGVscGVycwog IGRtYS1idWY6IGhlYXBzOiBBZGQgc3lzdGVtIGhlYXAgdG8gZG1hYnVmIGhlYXBzCiAgZG1hLWJ1 ZjogaGVhcHM6IEFkZCBDTUEgaGVhcCB0byBkbWFidWYgaGVhcHNzCiAga3NlbGZ0ZXN0czogQWRk IGRtYS1oZWFwIHRlc3QKCiBNQUlOVEFJTkVSUyAgICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgICAgICB8ICAxNiArCiBkcml2ZXJzL2RtYS1idWYvS2NvbmZpZyAgICAgICAgICAgICAg ICAgICAgICAgICAgICB8ICAxMCArCiBkcml2ZXJzL2RtYS1idWYvTWFrZWZpbGUgICAgICAgICAg ICAgICAgICAgICAgICAgICB8ICAgMiArCiBkcml2ZXJzL2RtYS1idWYvZG1hLWhlYXAuYyAgICAg ICAgICAgICAgICAgICAgICAgICB8IDE5MSArKysrKysrKysrKysKIGRyaXZlcnMvZG1hLWJ1Zi9o ZWFwcy9LY29uZmlnICAgICAgICAgICAgICAgICAgICAgIHwgIDE0ICsKIGRyaXZlcnMvZG1hLWJ1 Zi9oZWFwcy9NYWtlZmlsZSAgICAgICAgICAgICAgICAgICAgIHwgICA0ICsKIGRyaXZlcnMvZG1h LWJ1Zi9oZWFwcy9jbWFfaGVhcC5jICAgICAgICAgICAgICAgICAgIHwgMTY0ICsrKysrKysrKysK IGRyaXZlcnMvZG1hLWJ1Zi9oZWFwcy9oZWFwLWhlbHBlcnMuYyAgICAgICAgICAgICAgIHwgMzM1 ICsrKysrKysrKysrKysrKysrKysrKwogZHJpdmVycy9kbWEtYnVmL2hlYXBzL2hlYXAtaGVscGVy cy5oICAgICAgICAgICAgICAgfCAgNDggKysrCiBkcml2ZXJzL2RtYS1idWYvaGVhcHMvc3lzdGVt X2hlYXAuYyAgICAgICAgICAgICAgICB8IDEzMiArKysrKysrKwogaW5jbHVkZS9saW51eC9kbWEt aGVhcC5oICAgICAgICAgICAgICAgICAgICAgICAgICAgfCAgNjUgKysrKwogaW5jbHVkZS91YXBp L2xpbnV4L2RtYS1oZWFwLmggICAgICAgICAgICAgICAgICAgICAgfCAgNTIgKysrKwogdG9vbHMv dGVzdGluZy9zZWxmdGVzdHMvZG1hYnVmLWhlYXBzL01ha2VmaWxlICAgICAgfCAgMTEgKwogdG9v bHMvdGVzdGluZy9zZWxmdGVzdHMvZG1hYnVmLWhlYXBzL2RtYWJ1Zi1oZWFwLmMgfCAgOTYgKysr KysrCiAxNCBmaWxlcyBjaGFuZ2VkLCAxMTQwIGluc2VydGlvbnMoKykKIGNyZWF0ZSBtb2RlIDEw MDY0NCBkcml2ZXJzL2RtYS1idWYvZG1hLWhlYXAuYwogY3JlYXRlIG1vZGUgMTAwNjQ0IGRyaXZl cnMvZG1hLWJ1Zi9oZWFwcy9LY29uZmlnCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVycy9kbWEt YnVmL2hlYXBzL01ha2VmaWxlCiBjcmVhdGUgbW9kZSAxMDA2NDQgZHJpdmVycy9kbWEtYnVmL2hl YXBzL2NtYV9oZWFwLmMKIGNyZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL2RtYS1idWYvaGVhcHMv aGVhcC1oZWxwZXJzLmMKIGNyZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL2RtYS1idWYvaGVhcHMv aGVhcC1oZWxwZXJzLmgKIGNyZWF0ZSBtb2RlIDEwMDY0NCBkcml2ZXJzL2RtYS1idWYvaGVhcHMv c3lzdGVtX2hlYXAuYwogY3JlYXRlIG1vZGUgMTAwNjQ0IGluY2x1ZGUvbGludXgvZG1hLWhlYXAu aAogY3JlYXRlIG1vZGUgMTAwNjQ0IGluY2x1ZGUvdWFwaS9saW51eC9kbWEtaGVhcC5oCiBjcmVh dGUgbW9kZSAxMDA2NDQgdG9vbHMvdGVzdGluZy9zZWxmdGVzdHMvZG1hYnVmLWhlYXBzL01ha2Vm aWxlCiBjcmVhdGUgbW9kZSAxMDA2NDQgdG9vbHMvdGVzdGluZy9zZWxmdGVzdHMvZG1hYnVmLWhl YXBzL2RtYWJ1Zi1oZWFwLmMKCi0tIAoyLjcuNAoKX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlz dHMuZnJlZWRlc2t0b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4v bGlzdGluZm8vZHJpLWRldmVs