From: Christoph Hellwig <hch@infradead.org>
To: John Stultz <john.stultz@linaro.org>
Cc: lkml <linux-kernel@vger.kernel.org>,
Laura Abbott <labbott@redhat.com>,
Benjamin Gaignard <benjamin.gaignard@linaro.org>,
Greg KH <gregkh@linuxfoundation.org>,
Sumit Semwal <sumit.semwal@linaro.org>,
Liam Mark <lmark@codeaurora.org>,
Brian Starkey <Brian.Starkey@arm.com>,
"Andrew F . Davis" <afd@ti.com>, Chenbo Feng <fengc@google.com>,
Alistair Strachan <astrachan@google.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [RFC][PATCH 4/5 v2] dma-buf: heaps: Add CMA heap to dmabuf heapss
Date: Fri, 15 Mar 2019 02:06:52 -0700 [thread overview]
Message-ID: <20190315090652.GE4470@infradead.org> (raw)
In-Reply-To: <1551819273-640-5-git-send-email-john.stultz@linaro.org>
On Tue, Mar 05, 2019 at 12:54:32PM -0800, John Stultz wrote:
> This adds a CMA heap, which allows userspace to allocate
> a dma-buf of contiguous memory out of a CMA region.
With my previous suggestion of DMA API usage you'd get CMA support for
free in the system one instead of all this duplicate code..
next prev parent reply other threads:[~2019-03-15 9:06 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-05 20:54 [RFC][PATCH 0/5 v2] DMA-BUF Heaps (destaging ION) John Stultz
2019-03-05 20:54 ` [RFC][PATCH 1/5 v2] dma-buf: Add dma-buf heaps framework John Stultz
2019-03-06 16:12 ` Benjamin Gaignard
2019-03-06 16:57 ` John Stultz
2019-03-15 8:55 ` Christoph Hellwig
2019-03-06 16:27 ` Andrew F. Davis
2019-03-06 19:03 ` John Stultz
2019-03-06 21:45 ` Andrew F. Davis
2019-03-15 8:54 ` Christoph Hellwig
2019-03-15 20:24 ` Andrew F. Davis
2019-03-15 20:18 ` Laura Abbott
2019-03-15 20:49 ` Andrew F. Davis
2019-03-15 21:29 ` John Stultz
2019-03-15 22:44 ` Laura Abbott
2019-03-18 4:38 ` Sumit Semwal
2019-03-18 4:41 ` Sumit Semwal
2019-03-19 12:08 ` Brian Starkey
2019-03-19 15:24 ` Andrew F. Davis
2019-03-21 21:16 ` John Stultz
2019-03-27 14:53 ` Greg KH
2019-03-28 6:09 ` John Stultz
2019-03-05 20:54 ` [RFC][PATCH 2/5 v2] dma-buf: heaps: Add heap helpers John Stultz
2019-03-13 20:18 ` Liam Mark
2019-03-13 21:48 ` Andrew F. Davis
2019-03-13 22:57 ` Liam Mark
2019-03-13 23:42 ` Andrew F. Davis
2019-03-15 9:06 ` Christoph Hellwig
2019-03-19 15:03 ` Andrew F. Davis
2019-03-21 20:01 ` John Stultz
2019-03-19 14:26 ` Brian Starkey
2019-03-21 20:11 ` John Stultz
2019-03-21 20:35 ` Andrew F. Davis
2019-03-21 20:43 ` Andrew F. Davis
2019-03-05 20:54 ` [RFC][PATCH 3/5 v2] dma-buf: heaps: Add system heap to dmabuf heaps John Stultz
2019-03-06 16:01 ` Benjamin Gaignard
2019-03-11 5:48 ` John Stultz
2019-03-13 20:20 ` Liam Mark
2019-03-13 22:49 ` John Stultz
2019-03-15 9:06 ` Christoph Hellwig
2019-03-05 20:54 ` [RFC][PATCH 4/5 v2] dma-buf: heaps: Add CMA heap to dmabuf heapss John Stultz
2019-03-06 16:05 ` Benjamin Gaignard
2019-03-21 20:15 ` John Stultz
2019-03-15 9:06 ` Christoph Hellwig [this message]
2019-03-15 20:08 ` John Stultz
2019-03-19 14:53 ` Brian Starkey
2019-03-05 20:54 ` [RFC][PATCH 5/5 v2] kselftests: Add dma-heap test John Stultz
2019-03-06 16:14 ` Benjamin Gaignard
2019-03-06 16:35 ` Andrew F. Davis
2019-03-06 18:19 ` John Stultz
2019-03-06 18:32 ` Andrew F. Davis
2019-03-06 17:01 ` John Stultz
2019-03-15 20:07 ` Laura Abbott
2019-03-15 20:13 ` John Stultz
2019-03-15 20:49 ` Laura Abbott
2019-03-13 20:23 ` Liam Mark
2019-03-13 20:11 ` [RFC][PATCH 0/5 v2] DMA-BUF Heaps (destaging ION) Liam Mark
2019-03-13 22:30 ` John Stultz
2019-03-13 23:29 ` Liam Mark
2019-03-19 16:54 ` Benjamin Gaignard
2019-03-19 16:59 ` Andrew F. Davis
2019-03-19 21:58 ` Rob Clark
2019-03-19 22:36 ` John Stultz
2019-03-20 9:16 ` Benjamin Gaignard
2019-03-20 14:44 ` Andrew F. Davis
2019-03-20 15:59 ` Benjamin Gaignard
2019-03-20 16:11 ` John Stultz
2019-03-15 20:34 ` Laura Abbott
2019-03-15 23:15 ` Jerome Glisse
2019-03-16 0:16 ` John Stultz
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