[PATCH 03/75] Driver core: make sysfs uevent-attributes static

Greg Kroah-Hartman
2007-10-12T22:18:51Z

From: Kay Sievers <kay.sievers@vrfy.org>

Attributes do not have an owner(module) anymore, so there is no need
to carry the attributes in every single bus instance.

Signed-off-by: Kay Sievers <kay.sievers@vrfy.org>
Acked-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
drivers/base/bus.c | 21 +++++++++------------
include/linux/device.h | 2 --
2 files changed, 9 insertions(+), 14 deletions(-)

diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 61c6752..ff850d1 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -568,32 +568,29 @@ static void remove_bind_files(struct device_driver *drv)
driver_remove_file(drv, &driver_attr_unbind);
}

+static BUS_ATTR(drivers_probe, S_IWUSR, NULL, store_drivers_probe);
+static BUS_ATTR(drivers_autoprobe, S_IWUSR | S_IRUGO,
+ show_drivers_autoprobe, store_drivers_autoprobe);
+
static int add_probe_files(struct bus_type *bus)
{
int retval;

- bus->drivers_probe_attr.attr.name = "drivers_probe";
- bus->drivers_probe_attr.attr.mode = S_IWUSR;
- bus->drivers_probe_attr.store = store_drivers_probe;
- retval = bus_create_file(bus, &bus->drivers_probe_attr);
+ retval = bus_create_file(bus, &bus_attr_drivers_probe);
if (retval)
goto out;

- bus->drivers_autoprobe_attr.attr.name = "drivers_autoprobe";
- bus->drivers_autoprobe_attr.attr.mode = S_IWUSR | S_IRUGO;
- bus->drivers_autoprobe_attr.show = show_drivers_autoprobe;
- bus->drivers_autoprobe_attr.store = store_drivers_autoprobe;
- retval = bus_create_file(bus, &bus->drivers_autoprobe_attr);
+ retval = bus_create_file(bus, &bus_attr_drivers_autoprobe);
if (retval)
- bus_remove_file(bus, &bus->drivers_probe_attr);
+ bus_remove_file(bus, &bus_attr_drivers_probe);
out:
return retval;
}

static void remove_probe_files(struct bus_type *bus)
{
- bus_remove_file(bus, &bus->drivers_autoprobe_attr);
- bus_remove_file(bus, &bus->drivers_probe_attr);
+ bus_remove_file(bus, &bus_attr_drivers_autoprobe);
+ bus_remove_file(bus, &bus_attr_drivers_probe);
}
#else
static inline int add_bind_files(struct device_driver *drv) { return 0; }
diff --git a/include/linux/device.h b/include/linux/device.h
index 3a38d1f..5d97ca6 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -64,8 +64,6 @@ struct bus_type {
struct bus_attribute * bus_attrs;
struct device_attribute * dev_attrs;
struct driver_attribute * drv_attrs;
- struct bus_attribute drivers_autoprobe_attr;
- struct bus_attribute drivers_probe_attr;

int (*match)(struct device * dev, struct device_driver * drv);
int (*uevent)(struct device *dev, char **envp,
--
1.5.3.4