linux-kernel - Re: [PATCH v2 00/12] drm: add check if io_mem

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Date:   Mon, 25 Dec 2017 16:30:46 +0800
From:   Tan Xiaojun <tanxiaojun@...wei.com>
To:     Christian König <christian.koenig@....com>,
        <seanpaul@...omium.org>, <airlied@...ux.ie>,
        <michel.daenzer@....com>, <alexander.deucher@....com>,
        <nicolai.haehnle@....com>, <thomas.lendacky@....com>,
        <yamada.masahiro@...ionext.com>, <msrb@...e.com>,
        <Felix.Kuehling@....com>, <dave.jiang@...el.com>,
        <gregkh@...uxfoundation.org>, <michael.thayer@...cle.com>,
        <hdegoede@...hat.com>
CC:     <daniel.vetter@...el.com>, <jani.nikula@...ux.intel.com>,
        <wangzhou1@...ilicon.com>, <dri-devel@...ts.freedesktop.org>,
        <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 00/12] drm: add check if io_mem_pfn is NULL and cleanup

On 2017/12/25 16:18, Christian König wrote:
> Series is Reviewed-by: Christian König <christian.koenig@....com>.
> 
> I'm going to pick that up for 4.16.
> 
> Thanks for the cleanup,
> Christian.
> 

Thank you very much.
Xiaojun.

> Am 25.12.2017 um 04:43 schrieb Tan Xiaojun:
>> I found an OOPS when I used the mainline kernel for graphical tests in Hisilicon
>> D05, I do not know how to solve this problem until I saw your discussion on this
>> issue a month ago:
>>
>> https://lists.freedesktop.org/archives/dri-devel/2017-November/159046.html
>>
>> And my problem can be solved perfectly by your solution.
>>
>> This is important for me, I want to solve this problem as soon as possible. So
>> I follow the result of your discussion, make and send these patches below.
>>
>> If anything is not good, please point it out, thanks.
>>
>> Change logs of v2:
>>   * add new function to instead of ttm_bo_default_io_mem_pfn() and
>>     do some cleanup.
>>
>> Tan Xiaojun (12):
>>    drm/ttm: add ttm_bo_io_mem_pfn to check io_mem_pfn
>>    drm/ast: remove the default io_mem_pfn set
>>    drm/bochs: remove the default io_mem_pfn set
>>    drm/cirrus: remove the default io_mem_pfn set
>>    drm/mgag200: remove the default io_mem_pfn set
>>    drm/nouveau: remove the default io_mem_pfn set
>>    drm/qxl: remove the default io_mem_pfn set
>>    drm/radeon: remove the default io_mem_pfn set
>>    drm/virtio: remove the default io_mem_pfn set
>>    drm/vmwgfx: remove the default io_mem_pfn set
>>    staging: remove the default io_mem_pfn set
>>    drm/ttm: remove ttm_bo_default_io_mem_pfn
>>
>>   drivers/gpu/drm/ast/ast_ttm.c          |  1 -
>>   drivers/gpu/drm/bochs/bochs_mm.c       |  1 -
>>   drivers/gpu/drm/cirrus/cirrus_ttm.c    |  1 -
>>   drivers/gpu/drm/mgag200/mgag200_ttm.c  |  1 -
>>   drivers/gpu/drm/nouveau/nouveau_bo.c   |  1 -
>>   drivers/gpu/drm/qxl/qxl_ttm.c          |  1 -
>>   drivers/gpu/drm/radeon/radeon_ttm.c    |  1 -
>>   drivers/gpu/drm/ttm/ttm_bo_vm.c        | 22 +++++++++++++---------
>>   drivers/gpu/drm/virtio/virtgpu_ttm.c   |  1 -
>>   drivers/gpu/drm/vmwgfx/vmwgfx_buffer.c |  1 -
>>   drivers/staging/vboxvideo/vbox_ttm.c   |  1 -
>>   include/drm/ttm/ttm_bo_api.h           | 11 -----------
>>   12 files changed, 13 insertions(+), 30 deletions(-)
>>
> 
> 
>