lkml.org 
[lkml]   [2005]   [Feb]   [22]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateTue, 22 Feb 2005 15:19:57 -0600
FromChris Friesen <>
SubjectRe: [PATCH/RFC] Futex mmap_sem deadlock
Jamie Lokier wrote:

> In futex.c:
> 
> 	down_read(&current->mm->mmap_sem);
> 	get_futex_key(...) etc.
> 	queue_me(...) etc.
> 	current->flags |= PF_MMAP_SEM;             <- new
> 	ret = get_user(...);
> 	current->flags &= PF_MMAP_SEM;             <- new
> 	/* the rest */

Should the second new line be this (with the inverse)?

	current->flags &= ~PF_MMAP_SEM;


Chris
-
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: 2005-03-22 14:10    [from the cache]
©2003-2008