[lkml]   [2014]   [Jul]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [patch] mm, hugetlb: generalize writes to nr_hugepages
On Mon, 2014-06-30 at 16:57 -0700, David Rientjes wrote:
> Three different interfaces alter the maximum number of hugepages for an
> hstate:
> - /proc/sys/vm/nr_hugepages for global number of hugepages of the default
> hstate,
> - /sys/kernel/mm/hugepages/hugepages-X/nr_hugepages for global number of
> hugepages for a specific hstate, and
> - /sys/kernel/mm/hugepages/hugepages-X/nr_hugepages/mempolicy for number of
> hugepages for a specific hstate over the set of allowed nodes.
> Generalize the code so that a single function handles all of these writes
> instead of duplicating the code in two different functions.
> This decreases the number of lines of code, but also reduces the size of
> .text by about half a percent since set_max_huge_pages() can be inlined.
> Signed-off-by: David Rientjes <>

Acked-by: Davidlohr Bueso <>

 \ /
  Last update: 2014-07-03 05:01    [W:0.107 / U:0.376 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site