driver core: per-subsystem multithreaded probing

Make multithreaded probing work per subsystem instead of per driver.

It doesn't make much sense to probe the same device for multiple drivers in
parallel (after all, only one driver can bind to the device).  Instead, create
a probing thread for each device that probes the drivers one after another. 
Also make the decision to use multi-threaded probe per bus instead of per
device and adapt the pci code.

Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 2 deletions

diff --git a/include/linux/pci.h b/include/linux/pci.h
index 481ea0663f19..a3ad76221c6f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -361,8 +361,6 @@ struct pci_driver {
         struct pci_error_handlers *err_handler;
         struct device_driver    driver;
         struct pci_dynids dynids;
-
-        int multithread_probe;
 };
 
 #define to_pci_driver(drv) container_of(drv,struct pci_driver, driver)