Re: [PATCH] video: fbdev: use memset_io() instead of memset()

From: Michael Ellerman
Date: Thu Oct 07 2021 - 07:28:22 EST


Christophe Leroy <christophe.leroy@xxxxxxxxxx> writes:
> While investigating a lockup at startup on Powerbook 3400C, it was
> identified that the fbdev driver generates alignment exception at
> startup:
...
>
> Use fb_memset() instead of memset(). fb_memset() is defined as
> memset_io() for powerpc.
>
> Fixes: 8c8709334cec ("[PATCH] ppc32: Remove CONFIG_PMAC_PBOOK")
> Reported-by: Stan Johnson <userm57@xxxxxxxxx>
> Cc: Finn Thain <fthain@xxxxxxxxxxxxxx>
> Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxxxxxx>
> ---
> drivers/video/fbdev/chipsfb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)

Looks like drivers/video/fbdev is orphaned, so I'll pick this up via
powerpc.

cheers