On Wed, Feb 3, 2010 at 9:41 AM, Owain Ainsworth <zer...@googlemail.com>
wrote:
>> Index: uvm_pager.c
>> ===================================================================
>> RCS file: /home/tedu/cvs/src/sys/uvm/uvm_pager.c,v
>> retrieving revision 1.54
>> diff -u -r1.54 uvm_pager.c
>> --- uvm_pager.c 22 Jul 2009 21:05:37 -0000 1.54
>> +++ uvm_pager.c 2 Feb 2010 04:23:57 -0000
>> @@ -138,7 +138,7 @@
>> {
>> KASSERT(pseg->start == 0);
>> KASSERT(pseg->use == 0);
>> - pseg->start = uvm_km_valloc(kernel_map, MAX_PAGER_SEGS * MAXBSIZE);
>> + pseg->start = uvm_km_valloc_try(kernel_map, MAX_PAGER_SEGS *
MAXBSIZE);
>
>
> this doesn't take into account the fact that valloc_try may fail and
> return 0.
That appears to be the caller's concern. There's no difference in
that regard between try and not try. (only do :)).
