On 2017年07月31日 20:28, Daniel Vetter wrote:
On Mon, Jul 31, 2017 at 1:57 PM, Emil Velikov wrote:
On 31 July 2017 at 10:50, Mark Yao wrote:
Since fb_helper is not a pointer on rockchip_drm_private, it's no
need to check pointer.
Kms hotplug
On Mon, Jul 31, 2017 at 1:57 PM, Emil Velikov wrote:
> On 31 July 2017 at 10:50, Mark Yao wrote:
>> Since fb_helper is not a pointer on rockchip_drm_private, it's no
>> need to check pointer.
>>
>> Kms hotplug event may race into fbdev helper
On 31 July 2017 at 10:50, Mark Yao wrote:
> Since fb_helper is not a pointer on rockchip_drm_private, it's no
> need to check pointer.
>
> Kms hotplug event may race into fbdev helper initial, and fb_helper->dev
> may be NULL pointer, that would cause the bug:
>
> [
Since fb_helper is not a pointer on rockchip_drm_private, it's no
need to check pointer.
Kms hotplug event may race into fbdev helper initial, and fb_helper->dev
may be NULL pointer, that would cause the bug:
[0.735411] [0200] *pgd=f6ffe003, *pud=f6ffe003,