lkml.org 
[lkml]   [2017]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2 0/9] Remove spin_unlock_wait()
On Fri, Jul 07, 2017 at 12:33:49PM +0200, Ingo Molnar wrote:

> [1997/04] v2.1.36:
>
> the spin_unlock_wait() primitive gets introduced as part of release()


Whee, that goes _way_ further back than I thought it did :-)

> [2017/07] v4.12:
>
> wait_task_inactive() is still alive and kicking. Its poll loop has
> increased in complexity, but it still does not use spin_unlock_wait()
>

I've tried 'fixing' that wait_task_inactive() thing a number of times,
but always failed :/ That is very nasty code indeed.

\
 
 \ /
  Last update: 2017-07-07 13:23    [W:0.115 / U:38.132 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site