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From: benh@kernel.crashing.org (Benjamin Herrenschmidt)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 0/2] Revert support for reserved memory regions defined in device tree
Date: Fri, 11 Oct 2013 18:48:36 +1100	[thread overview]
Message-ID: <1381477716.5630.74.camel@pasglop> (raw)
In-Reply-To: <1381476448-14548-1-git-send-email-m.szyprowski@samsung.com>

On Fri, 2013-10-11 at 09:27 +0200, Marek Szyprowski wrote:
> Hi all!
> 
> Benjamin Herrenschmidt pointed a few issues in the proposed design of
> device tree bindings for contiguous memory allocator and reserved memory
> regions:
> https://lkml.org/lkml/2013/9/15/151
> http://www.spinics.net/lists/arm-kernel/msg273548.html

Are you guys in Edinburgh ?

I'll be there from Tuesday PM (so really Wed) to Friday (fly out on
Sat). We should catch up, brainstorm and come up with something.

Cheers,
Ben.

> Some time has passed, but there is still no consensus on the bindings
> for the reserved memory and various drawback of this solution has been
> shown, so in my opinion the best I can do now is to revert them
> completely and start from scratch again later.
> 
> This patch series reverts patches related to device tree bindings
> proposed in the following thread:
> http://thread.gmane.org/gmane.linux.ports.arm.kernel/263216
> and merged by commit 64c353864e3f7ccba0ade1bd6f562f9a3bc7e68d ("Merge
> branch 'for-v3.12' of git://git.linaro.org/people/mszyprowski/linux-dma-mapping").
> 
> Best regards
> Marek Szyprowski
> Samsung R&D Institute Poland
> 
> Marek Szyprowski (2):
>   Revert "ARM: init: add support for reserved memory defined by device tree"
>   Revert "drivers: of: add initialization code for dma reserved memory"
> 
>  Documentation/devicetree/bindings/memory.txt |  168 -------------------------
>  arch/arm/mm/init.c                           |    3 -
>  drivers/of/Kconfig                           |    6 -
>  drivers/of/Makefile                          |    1 -
>  drivers/of/of_reserved_mem.c                 |  173 --------------------------
>  drivers/of/platform.c                        |    4 -
>  include/linux/of_reserved_mem.h              |   14 ---
>  7 files changed, 369 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/memory.txt
>  delete mode 100644 drivers/of/of_reserved_mem.c
>  delete mode 100644 include/linux/of_reserved_mem.h
> 

  parent reply	other threads:[~2013-10-11  7:48 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-11  7:27 [PATCH 0/2] Revert support for reserved memory regions defined in device tree Marek Szyprowski
     [not found] ` < 20131030134702.19B57C402A0@trevor.secretlab.ca>
2013-10-11  7:27 ` [PATCH 1/2] Revert "ARM: init: add support for reserved memory defined by device tree" Marek Szyprowski
2013-10-11  7:27 ` [PATCH 2/2] Revert "drivers: of: add initialization code for dma reserved memory" Marek Szyprowski
2013-10-11  7:48 ` Benjamin Herrenschmidt [this message]
2013-10-11 18:12   ` [PATCH 0/2] Revert support for reserved memory regions defined in device tree Kumar Gala
2013-10-15 11:41     ` Grant Likely
2013-10-17 18:37   ` Matt Sealey
2013-10-17 19:35     ` Benjamin Herrenschmidt
2013-10-15 11:40 ` Grant Likely
2013-10-15 13:27   ` Marek Szyprowski
2013-10-30 13:47 ` Grant Likely
2013-10-30 17:30   ` Matt Sealey
2013-11-19 12:27   ` Marek Szyprowski
2013-11-19 15:14     ` Grant Likely
2013-11-19 22:01       ` Benjamin Herrenschmidt
2013-11-20 13:04         ` Grant Likely

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