lkml.org 
[lkml]   [2006]   [Jan]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: what is the state of current after an mm_fault occurs?
On Wed, 4 Jan 2006, Andrew Morton wrote:

> > You mean in some pagefault place we do schedule()?
>
> We used to - that should no longer be the case. The TASK_RUNNING thing is
> probably redundant now.

The page fault handler calls the page allocator in various places
which may sleep.

current may not point to the current process if the page fault handler was
called from get_user_pages.

-
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: 2006-01-05 21:32    [W:0.054 / U:0.084 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site