lkml.org 
[lkml]   [2015]   [Nov]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH] x86/mm: fix regression with huge pages on PAE
From
On Thu, Nov 12, 2015 at 11:29 AM, Linus Torvalds
<torvalds@linux-foundation.org> wrote:
> On Thu, Nov 12, 2015 at 12:00 AM, Ingo Molnar <mingo@kernel.org> wrote:
[..]
> I have this dim memory of us playing around with just making PAGE_SIZE
> (and thus PAGE_MASK) always be signed, but that it caused other
> problems. Signed types have downsides too.

FWIW, I ran into this recently with the pfn_t patch. mips and powerpc
have PAGE_MASK as a signed int.


\
 
 \ /
  Last update: 2015-11-13 10:21    [W:0.127 / U:0.732 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site