[PATCH] PCI: automatically set device_driver.owner
A nice feature of sysfs is that it can create the symlink from the
driver to the module that is contained in it.
It requires that the device_driver.owner is set, what is not the
case for many PCI drivers.
This patch allows pci_register_driver to set automatically the
device_driver.owner for any PCI driver.
Credits to Al Viro who suggested the method.
Signed-off-by: Laurent Riffard <laurent.riffard@free.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
--
drivers/ide/setup-pci.c | 12 +++++++-----
drivers/pci/pci-driver.c | 9 +++++----
include/linux/ide.h | 3 ++-
include/linux/pci.h | 10 ++++++++--
4 files changed, 22 insertions(+), 12 deletions(-)
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 18ed776..d4f2111 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -787,8 +787,9 @@
static LIST_HEAD(ide_pci_drivers);
/*
- * ide_register_pci_driver - attach IDE driver
+ * __ide_register_pci_driver - attach IDE driver
* @driver: pci driver
+ * @module: owner module of the driver
*
* Registers a driver with the IDE layer. The IDE layer arranges that
* boot time setup is done in the expected device order and then
@@ -801,15 +802,16 @@
* Returns are the same as for pci_register_driver
*/
-int ide_pci_register_driver(struct pci_driver *driver)
+int __ide_pci_register_driver(struct pci_driver *driver, struct module *module)
{
if(!pre_init)
- return pci_module_init(driver);
+ return __pci_register_driver(driver, module);
+ driver->driver.owner = module;
list_add_tail(&driver->node, &ide_pci_drivers);
return 0;
}
-EXPORT_SYMBOL_GPL(ide_pci_register_driver);
+EXPORT_SYMBOL_GPL(__ide_pci_register_driver);
/**
* ide_unregister_pci_driver - unregister an IDE driver
@@ -897,6 +899,6 @@
{
list_del(l);
d = list_entry(l, struct pci_driver, node);
- pci_register_driver(d);
+ __pci_register_driver(d, d->driver.owner);
}
}