[lkml]   [2005]   [Aug]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [RFC] [PATCH] cache pollution aware __copy_from_user_ll()
On 8/15/05, Arjan van de Ven <> wrote:
> > copy_from_user_nocache() is fine.
> >
> > But I don't know where I can use it. (I'm not so
> > familiar with the linux kernel file system yet.)
> I suspect the few cases where it will make the most difference will be
> in the VFS for the write() system call, and the AIO variants thereof.
> generic_file_buffered_write() will be a good candidate to try first...


filemap_copy_from_user() calls __copy_from_user_inatomic() calls

I'll look at the code.

Hiro Yoshioka
mailto:hyoshiok at
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-08-16 01:36    [from the cache]
©2003-2014 Jasper Spaans. hosted at Digital Ocean