Re: malloc(9) M_WAITOK broken

From: Bernd Walter <ticso_at_cicely5.cicely.de>
Date: Sat, 3 Jul 2004 12:18:59 +0200
On Sat, Jul 03, 2004 at 09:55:56AM +0200, Bernd Walter wrote:
> I get daily panics in vinum because malloc M_WAITOK returns NULL.
> Source is from 1st Jul running on alpha.

Since vm_uma_core.c Rev 1.94 uma_zalloc_arg allways ignores M_WAITOK
in the non WITNESS case because badness is initialized as 1.
My understanding is that M_WAITOK shouldn't be ignored in any case
to avoid returning NULL - at least malloc(9) is documented to never
return NULL with M_WAITOK.

-- 
B.Walter                   BWCT                http://www.bwct.de
bernd_at_bwct.de                                  info_at_bwct.de
Received on Sat Jul 03 2004 - 08:19:31 UTC

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