lkml.org 
[lkml]   [1999]   [Jan]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [patch] fixed both processes in D state and the /proc/ oopses [Re: [patch] Fixed the race that was oopsing Linux-2.2.0]


On Wed, 27 Jan 1999, Stephen C. Tweedie wrote:
>
> In other words, we are grabbing a task, pinning the mm_struct, blocking
> for the mm semaphore and releasing the task's *current* mm_struct, which
> is not necessarily the same as it was before we blocked. In particular,
> if we catch the process during a fork+exec, then it is perfectly
> possible for tsk->mm to change here.

Good point. I reverted part of the array.c patches in the released 2.2.0,
it seems I should really have reverted them all.

Linus


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.rutgers.edu
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:50    [W:0.087 / U:0.288 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site