[PATCH 4/4] drm/panic: Add a qr_code panic screen

Greg KH gregkh at linuxfoundation.org
Thu Jul 4 09:22:32 UTC 2024


On Thu, Jul 04, 2024 at 09:11:09AM +0000, Alice Ryhl wrote:
> As long as the above requirements are satisfied, calling
> `drm_panic_qr_generate` should never cause memory unsafety, so this is
> an appropriate list of safety requirements.
> 
> (You also require that `data_len <= data_size`, but if this is violated
> you get a kernel panic which isn't a memory safety problem, so it does
> not need to be listed in the safety requirements.)

Panicing while trying to print out a panic message is not a good idea,
so enforcing this would be nice :)

thanks,

greg k-h


More information about the dri-devel mailing list