[lkml]   [2011]   [Mar]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] Reverting NUMA-affine page table allocation
On Sat, Feb 26, 2011 at 6:37 AM, Tejun Heo <> wrote:
> Hello,
> I've been looking through NUMA-affine page table allocation code and
> the proposed changes, and there currently are the a couple of
> problems.
> 1. Holes or misaligned nodes will force use of smaller sized mappings.
>   Patches to fix the problem have been posted by Yinghai[1].


> 2. find_early_table_space() always calculates the amount of the needed
>   space from 0 to the specified @end.  As nodes are registered, each
>   node would try to allocate accumulative amount of space for page
>   table.  This probably wouldn't cause any actual problem (may affect
>   emulated configurations a bit tho).


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: 2011-03-01 23:47    [W:0.059 / U:29.224 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site