lkml.org 
[lkml]   [2007]   [Jul]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [RFC/PATCH] Use mmu_gather for fork() instead of flush_tlb_mm()
Benjamin Herrenschmidt wrote:
> On Mon, 2007-07-09 at 17:39 +1000, Nick Piggin wrote:
>
>
>>Would it be better off to start off with a new API for this? The
>>mmu gather I think is traditionally entirely for dealing with
>>page removal...
>
>
> It would be weird because the new API would mostly duplicate this one,
> and we would end up with duplicated hooks..

They could just #define one to the other though, there are only a small
number of them. Is there a downside to not making them distinct? i386
for example probably would just keep doing a tlb flush for fork and not
want to worry about touching the tlb gather stuff.

--
SUSE Labs, Novell Inc.
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2007-07-09 11:31    [W:0.058 / U:0.780 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site