[lkml]   [2002]   [May]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: Bug: Discontigmem virt_to_page() [Alpha,ARM,Mips64?]
>> With the "flat" addressing mode that Martin has been using (the
>> dummied down for NT version) everything is squished together. That
>> makes it a bit harder to do node local data structures, although he
>> may have enough data from the MPS table to split memory appropriately.
> sure, the only issue is the API that the hardware provides to advertise
> the start/end of the memory for each node. It doesn't matter if it's
> squashed or not as long as you still know the start/end of the phys ram
> per node. It also won't make any difference with nonlinear or
> discontigmem because you need to fill the pgdat anyways to enable the
> numa heuristics (node-affine-allocations being the most sensible etc..).

Yup, we can grab that info from the BIOS generated tables - see
Pat Gaughen's patch posted here a few days ago that parses those
tables and feeds the pgdats if you want the gory details.


To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:22    [W:0.138 / U:0.192 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site