Am Fre, 2003-03-21 um 21.10 schrieb Adrian Bunk:
> The following patch fixes the problem for me, please check whether it's
> correct:
>
> --- linux-2.5.65-full/sound/oss/ics2101.c.old 2003-03-21 19:13:23.000000000 +0100
> +++ linux-2.5.65-full/sound/oss/ics2101.c 2003-03-21 19:13:53.000000000 +0100
> @@ -29,7 +29,7 @@
>
> extern int *gus_osp;
> extern int gus_base;
> -extern spinlock_t lock;
> +spinlock_t lock = SPIN_LOCK_UNLOCKED;
> static int volumes[ICS_MIXDEVS];
> static int left_fix[ICS_MIXDEVS] =
> {1, 1, 1, 2, 1, 2};
>
With that patch you do not protect anything.
The write_mix function should share the spinlock used in the
interrupt handler.
Do you compile for Uniprocessor? Can you post the relevant config?
I don't get a link error with SMP.
-
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