[lkml]   [2012]   [Mar]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 00/16] mm: prepare for converting vm->vm_flags to 64-bit
Benjamin Herrenschmidt wrote:
> On Sat, 2012-03-24 at 18:46 +0400, Konstantin Khlebnikov wrote:
>> Obviously we can combine VM_PFN_AT_MMAP, VM_SAO, VM_GROWSUP and
>> VM_MAPPED_COPY into one.
> VM_PFN_AT_MMAP isn't arch specific afaik...

Technically yes, but all this pfnmap-tracking engine has only one user: x86 PAT.
We can easily make it x86-only, or try to implement it without using special flag on vma.

> Cheers,
> Ben.

 \ /
  Last update: 2012-03-25 09:59    [W:0.095 / U:2.828 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site