Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 20/54] kset: convert /sys/devices to use kset_create | Date | Fri, 2 Nov 2007 16:58:58 -0700 |
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Dynamically create the kset instead of declaring it statically. We also rename devices_subsys to devices_kset to catch all users of the variable.
Cc: Kay Sievers <kay.sievers@vrfy.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> --- drivers/base/base.h | 2 +- drivers/base/core.c | 17 +++++++++-------- drivers/base/power/shutdown.c | 2 +- drivers/base/sys.c | 4 +--- 4 files changed, 12 insertions(+), 13 deletions(-)
diff --git a/drivers/base/base.h b/drivers/base/base.h index 10b2fb6..7e309a4 100644 --- a/drivers/base/base.h +++ b/drivers/base/base.h @@ -44,4 +44,4 @@ extern char *make_class_name(const char *name, struct kobject *kobj); extern int devres_release_all(struct device *dev); -extern struct kset devices_subsys; +extern struct kset *devices_kset; diff --git a/drivers/base/core.c b/drivers/base/core.c index 161ea6e..80188ec 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -401,11 +401,8 @@ static ssize_t show_dev(struct device *dev, struct device_attribute *attr, static struct device_attribute devt_attr = __ATTR(dev, S_IRUGO, show_dev, NULL); -/* - * devices_subsys - structure to be registered with kobject core. - */ - -decl_subsys(devices, &device_uevent_ops); +/* kset to create /sys/devices/ */ +struct kset *devices_kset; /** @@ -525,7 +522,7 @@ static void klist_children_put(struct klist_node *n) void device_initialize(struct device *dev) { - dev->kobj.kset = &devices_subsys; + dev->kobj.kset = devices_kset; dev->kobj.ktype = &device_ktype; kobject_init(&dev->kobj); klist_init(&dev->klist_children, klist_children_get, @@ -562,7 +559,7 @@ static struct kobject *virtual_device_parent(struct device *dev) static struct kobject *virtual_dir = NULL; if (!virtual_dir) - virtual_dir = kobject_add_dir(&devices_subsys.kobj, "virtual"); + virtual_dir = kobject_add_dir(&devices_kset->kobj, "virtual"); return virtual_dir; } @@ -1072,7 +1069,11 @@ struct device * device_find_child(struct device *parent, void *data, int __init devices_init(void) { - return subsystem_register(&devices_subsys); + devices_kset = kset_create_and_register("devices", &device_uevent_ops, + NULL, NULL); + if (IS_ERR(devices_kset)) + return PTR_ERR(devices_kset); + return 0; } EXPORT_SYMBOL_GPL(device_for_each_child); diff --git a/drivers/base/power/shutdown.c b/drivers/base/power/shutdown.c index 56e8eaa..f51cbc1 100644 --- a/drivers/base/power/shutdown.c +++ b/drivers/base/power/shutdown.c @@ -34,7 +34,7 @@ void device_shutdown(void) { struct device * dev, *devn; - list_for_each_entry_safe_reverse(dev, devn, &devices_subsys.list, + list_for_each_entry_safe_reverse(dev, devn, &devices_kset->list, kobj.entry) { if (dev->bus && dev->bus->shutdown) { dev_dbg(dev, "shutdown\n"); diff --git a/drivers/base/sys.c b/drivers/base/sys.c index 7cf19fc..7693c95 100644 --- a/drivers/base/sys.c +++ b/drivers/base/sys.c @@ -25,8 +25,6 @@ #include "base.h" -extern struct kset devices_subsys; - #define to_sysdev(k) container_of(k, struct sys_device, kobj) #define to_sysdev_attr(a) container_of(a, struct sysdev_attribute, attr) @@ -459,7 +457,7 @@ int sysdev_resume(void) int __init system_bus_init(void) { - system_subsys.kobj.parent = &devices_subsys.kobj; + system_subsys.kobj.parent = &devices_kset->kobj; return subsystem_register(&system_subsys); } -- 1.5.3.4 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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