Re: APM suspend causes uninterruptible sleep

[Karol Kozimor]

Thus wrote Keith Duthie:
> Between alsa-driver 0.9.4 and alsa-driver 0.9.5 the change below was made.
> Since then, suspending with a program outputting to the pcm device
> causes that program to enter the uninterruptible sleep state. Reverting
> this patch fixes the problem. The problem exists in 0.9.5 through 1.0.2c.

Just FYI: a similar problem was introduced in intel8x0, also around that
time. Note: the uninterruptible sleep issue only applies to the software
using native ALSA, OSS emulation users seem to survive the suspend.
Best regards,

-- 
Karol 'sziwan' Kozimor
sziwan@xxxxxxxxxxx
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/