Re: [PATCH] ledtrig-cpu: use spin_lock to replace mutex lock

From: Linus Walleij
Date: Thu Oct 18 2012 - 14:35:21 EST

On Thu, Oct 18, 2012 at 8:18 PM, Bryan Wu <cooloney@xxxxxxxxx> wrote:

> Mutex lock is not safe in atomic context like the bug reported by
> Miles Lane:
> This patch replace mutex lock with spin lock which is safe for this case.
> Reported-by: Miles Lane <miles.lane@xxxxxxxxx>
> Reported-by: Rafael J. Wysocki <rjw@xxxxxxx>
> Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> Signed-off-by: Bryan Wu <cooloney@xxxxxxxxx>

Looks correct to me:
Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Linus Walleij
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at