linux-kernel - Re: [PATCH v2 6/6] dma-buf/sw_sync: de-stage SW

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Date:	Thu, 11 Aug 2016 10:56:31 +0100
From:	Eric Engestrom <eric.engestrom@...tec.com>
To:	Gustavo Padovan <gustavo@...ovan.org>
CC:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<devel@...verdev.osuosl.org>, Daniel Stone <daniels@...labora.com>,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Riley Andrews <riandrews@...roid.com>,
	<dri-devel@...ts.freedesktop.org>, <linux-kernel@...r.kernel.org>,
	Arve Hjønnevåg <arve@...roid.com>,
	<pavel@....cz>, Gustavo Padovan <gustavo.padovan@...labora.co.uk>,
	John Harrison <John.C.Harrison@...el.com>
Subject: Re: [PATCH v2 6/6] dma-buf/sw_sync: de-stage SW_SYNC

On Mon, Aug 08, 2016 at 06:24:22PM -0300, Gustavo Padovan wrote:
> From: Gustavo Padovan <gustavo.padovan@...labora.co.uk>
> 
> SW_SYNC allows to run tests on the sync_file framework via debugfs on
> 
> <debugfs>/sync/sw_sync
> 
> Opening and closing the file triggers creation and release of a sync
> timeline. To create fences on this timeline the SW_SYNC_IOC_CREATE_FENCE
> ioctl should be used. To increment the timeline value use SW_SYNC_IOC_INC.
> 
> Also it exports Sync information on
> 
> <debugfs>/sync/info
> 
> Signed-off-by: Gustavo Padovan <gustavo.padovan@...labora.co.uk>

Reviewed-by: Eric Engestrom <eric.engestrom@...tec.com>

> ---
>  drivers/dma-buf/Kconfig              |  13 ++
>  drivers/dma-buf/Makefile             |   1 +
>  drivers/dma-buf/sw_sync.c            | 349 +++++++++++++++++++++++++++++++++++
>  drivers/dma-buf/sync_debug.c         | 230 +++++++++++++++++++++++
>  drivers/dma-buf/sync_debug.h         |  69 +++++++
>  drivers/dma-buf/sync_trace.h         |  32 ++++
>  drivers/staging/android/Kconfig      |  13 --
>  drivers/staging/android/Makefile     |   1 -
>  drivers/staging/android/sw_sync.c    | 349 -----------------------------------
>  drivers/staging/android/sync_debug.c | 230 -----------------------
>  drivers/staging/android/sync_debug.h |  69 -------
>  drivers/staging/android/sync_trace.h |  32 ----
>  12 files changed, 694 insertions(+), 694 deletions(-)
>  create mode 100644 drivers/dma-buf/sw_sync.c
>  create mode 100644 drivers/dma-buf/sync_debug.c
>  create mode 100644 drivers/dma-buf/sync_debug.h
>  create mode 100644 drivers/dma-buf/sync_trace.h
>  delete mode 100644 drivers/staging/android/sw_sync.c
>  delete mode 100644 drivers/staging/android/sync_debug.c
>  delete mode 100644 drivers/staging/android/sync_debug.h
>  delete mode 100644 drivers/staging/android/sync_trace.h
> 

[snip]