On 3/21/24 03:03, Arnd Bergmann wrote:
> From: Arnd Bergmann <a...@arndb.de>
>
> The device is way too large to be on the stack, causing a warning for
> an allmodconfig build with clang:
>
> arch/powerpc/platforms/ps3/device-init.c:771:12: error: stack frame size
> (2064) exceeds limit (2048) in 'ps3_probe_thread'
> [-Werror,-Wframe-larger-than]
> 771 | static int ps3_probe_thread(void *data)
>
> There is only a single thread that ever accesses this, so it's fine to
> make it static, which avoids the warning.
>
> Fixes: b4cb2941f855 ("[POWERPC] PS3: Use the HVs storage device notification
> mechanism properly")
> Signed-off-by: Arnd Bergmann <a...@arndb.de>
> ---
> arch/powerpc/platforms/ps3/device-init.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/powerpc/platforms/ps3/device-init.c
> b/arch/powerpc/platforms/ps3/device-init.c
> index 878bc160246e..ce99f06698a9 100644
> --- a/arch/powerpc/platforms/ps3/device-init.c
> +++ b/arch/powerpc/platforms/ps3/device-init.c
> @@ -770,7 +770,7 @@ static struct task_struct *probe_task;
>
> static int ps3_probe_thread(void *data)
> {
> - struct ps3_notification_device dev;
> + static struct ps3_notification_device dev;
> int res;
> unsigned int irq;
> u64 lpar;
Seems fine.
Acked-by: Geoff Levand <ge...@infradead.org>
