lkml.org 
[lkml]   [2002]   [Sep]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [RFC] Alternative raceless page free
Date
On Thursday 05 September 2002 18:04, Christian Ehrhardt wrote:
> On Thu, Sep 05, 2002 at 05:21:31PM +0200, Daniel Phillips wrote:
> > ...this particular piece of code can no doubt be considerably
> > simplified, while improving robustness and efficiency at the same time.
> > But that goes beyond the scope of this patch.
>
> Well yes ;-) There's funny things going on like accessing a page
> after page_cache_release...

You're right about that one too, it should be put_page_nofree, since
freeing the page there is a bug for two reasons: !!page->mapping tells
us there should be a count on the page, and we continue to operate on
the page immediately below. Thanks again.

--
Daniel
-
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 13:28    [W:0.068 / U:1.880 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site