lkml.org 
[lkml]   [2008]   [Nov]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC v1][PATCH]page_fault retry with NOPAGE_RETRY
From
Date
On Thu, 2008-11-27 at 14:21 +0200, Török Edwin wrote:

> How about distributing tasks to a set of worked threads, is the
> overhead of using IPC instead of mutexes/cond variables acceptable?

Inter process pthread mutexes should be very fast in the latest kernels
as they'll avoid the mmap_sem by use of get_user_pages_fast().

Not sure if pthread condition variables also work inter-process.

--
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: 2008-11-27 13:35    [W:0.294 / U:0.472 seconds]
©2003-2014 Jasper Spaans. Advertise on this site