Messages in this thread | | | Date | Tue, 04 Jul 2006 15:02:34 +0200 | From | Takashi Iwai <> | Subject | Re: [Ubuntu PATCH] FIx no mpu401 interface can cause hard freeze |
| |
At Tue, 04 Jul 2006 11:09:32 +0200, Clemens Ladisch wrote: > > Randy Dunlap wrote: > > This patch fixes the remaining instances in our tree where a non- > > existent mpu401 interface can cause a hard freeze when i/o is > > issued. > > > > sound/pci/emu10k1/emu10k1x.c > > sound/pci/emu10k1/emumpu401.c > > These drivers are for chips where we know that an MPU-401 interface > exists. > > Are there any freezes on these devices that can be resolved by this > patch?
Maybe this fix is irrelevant. But it's anyway better to check the errors there.
My rough guess of the culprit is the spin deadlock through snd-rtctimer.
Takashi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |