Re: spindown [was Re: 2.4.6-pre2, pre3 VM Behavior]

[Rik van Riel]

On Sat, 16 Jun 2001, Daniel Phillips wrote:

> > Does the patch below do anything good for your laptop? ;)
> 
> I'll wait for the next one ;-)

OK, here's one which isn't reversed and should work ;))

--- fs/buffer.c.orig    Sat Jun 16 18:05:29 2001
+++ fs/buffer.c Sat Jun 16 18:05:15 2001
@@ -2550,7 +2550,8 @@
                           if the current bh is not yet timed out,
                           then also all the following bhs
                           will be too young. */
-                       if (time_before(jiffies, bh->b_flushtime))
+                       if (++flushed > bdf_prm.b_un.ndirty &&
+                                       time_before(jiffies, bh->b_flushtime))
                                goto out_unlock;
                } else {
                        if (++flushed > bdf_prm.b_un.ndirty)

cheers,

Rik
--
Virtual memory is like a game you can't win;
However, without VM there's truly nothing to lose...

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