On Sat, Feb 20, 2021 at 7:36 PM Randy Dunlap wrote:
> I suppose the rest of the patch is OK since it works for you.
>
> I don't know any of this code. It would be nice to know what some
> of those pm2_RD(par, SOME_REG) mean so that I could sort of
> understand what it is doing, but don't go spendi
On 2/20/21 4:00 PM, Tong Zhang wrote:
> pm2fb_sync is called when doing /dev/fb read or write.
> The original pm2fb_sync wait indefinitely on hardware flags which can
> possibly stall kernel and make everything unresponsive.
> Instead of waiting indefinitely, we can timeout to give user a chance to
pm2fb_sync is called when doing /dev/fb read or write.
The original pm2fb_sync wait indefinitely on hardware flags which can
possibly stall kernel and make everything unresponsive.
Instead of waiting indefinitely, we can timeout to give user a chance to
get back control.
[ 39.503356] Hardware na
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