[RFC: 2.6.19 patch] let PCI_MULTITHREAD_PROBE depend on BROKEN

Adrian Bunk
2006-10-27T01:02:54Z

On Fri, Oct 27, 2006 at 12:45:41AM +0200, Adrian Bunk wrote:
>...
> Subject : swsusp initialized after SATA (CONFIG_PCI_MULTITHREAD_PROBE)
> References : http://lkml.org/lkml/2006/10/14/31
> Submitter : Pavel Machek <pavel@ucw.cz>
> Status : unknown
>
>
> Subject : MSI errors during boot (CONFIG_PCI_MULTITHREAD_PROBE)
> References : http://lkml.org/lkml/2006/10/16/291
> Submitter : Stephen Hemminger <shemminger@osdl.org>
> Handled-By : Greg KH <greg@kroah.com>
> Status : Greg is working on a fix
>...

PCI_MULTITHREAD_PROBE is an interesting feature, but in it's current
state it seems to be more of a trap for users who accidentally
enable it.

This patch lets PCI_MULTITHREAD_PROBE depend on BROKEN for 2.6.19.

The intention is to get this patch reversed in -mm as soon as it's in
Linus' tree, and reverse it for 2.6.20 or 2.6.21 after the fallout of
in-kernel problems PCI_MULTITHREAD_PROBE causes got fixed.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

--- linux-2.6/drivers/pci/Kconfig.old 2006-10-27 02:40:02.000000000 +0200
+++ linux-2.6/drivers/pci/Kconfig 2006-10-27 02:58:25.000000000 +0200
@@ -19,7 +19,7 @@

config PCI_MULTITHREAD_PROBE
bool "PCI Multi-threaded probe (EXPERIMENTAL)"
- depends on PCI && EXPERIMENTAL
+ depends on PCI && EXPERIMENTAL && BROKEN
help
Say Y here if you want the PCI core to spawn a new thread for
every PCI device that is probed. This can cause a huge