Re: Bug in current -git tree causing dbus and gnome to chew up cpu time

[Andreas Gruenbacher]

On Tuesday 13 February 2007 11:51, Greg KH wrote:
> Hi,
>
> I've used 'git bisect' to track down a change in the latest git tree
> that is causing dbus-daemon to sit and spin at the time GNOME launches,
> preventing nautlius from ever running.
>
> The bad commit is:
> commit eb3dfb0cb1f4a44e2d0553f89514ce9f2a9fcaf1
> Author: Andreas Gruenbacher <agruen@xxxxxxx>
> Date:   Mon Feb 12 00:51:47 2007 -0800
>
>     [PATCH] Fix d_path for lazy unmounts
>
> With that patch out, GNOME startup works just fine.  I have a strace of
> the dbus process running showing the problem, if anyone thinks that will
> help out any.

I'd like to see that, please.

> I'm running pretty new GNOME and dbus here:
> 	dbus 1.0.2
> 	gnome 2.16.2
> 	hal 0.5.7.1
> 	nautilus 2.16.3
>
> Any ideas of things I can test?

Sorry for the breakage. Printk of the __d_path result may tell:

Index: b/fs/dcache.c
===================================================================
--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -1803,6 +1803,8 @@ char *__d_path(struct dentry *dentry, st

 out:
        spin_unlock(&dcache_lock);
+	printk(KERN_DEBUG "%s(%d): %s\n", current->comm, current->pid,
+	       IS_ERR(buffer) ? "failed" : buffer);
	return buffer;

 global_root:

Thanks,
Andreas
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