Re: wlcore: fix 64K page support

From: Kalle Valo
Date: Wed May 24 2017 - 09:43:05 EST


Arnd Bergmann <arnd@xxxxxxxx> wrote:
> In the stable linux-3.16 branch, I ran into a warning in the
> wlcore driver:
>
> drivers/net/wireless/ti/wlcore/spi.c: In function 'wl12xx_spi_raw_write':
> drivers/net/wireless/ti/wlcore/spi.c:315:1: error: the frame size of 12848 bytes is larger than 2048 bytes [-Werror=frame-larger-than=]
>
> Newer kernels no longer show the warning, but the bug is still there,
> as the allocation is based on the CPU page size rather than the
> actual capabilities of the hardware.
>
> This replaces the PAGE_SIZE macro with the SZ_4K macro, i.e. 4096 bytes
> per buffer.
>
> Cc: stable@xxxxxxxxxxxxxxx
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Patch applied to wireless-drivers-next.git, thanks.

4a4274bf2dbb wlcore: fix 64K page support

--
https://patchwork.kernel.org/patch/9721269/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches