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path: root/drivers/base/core.c
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Diffstat (limited to 'drivers/base/core.c')
-rw-r--r--drivers/base/core.c74
1 files changed, 27 insertions, 47 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 24198ad01976..be288b5e4180 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -20,7 +20,7 @@
#include <linux/notifier.h>
#include <linux/genhd.h>
#include <linux/kallsyms.h>
-#include <asm/semaphore.h>
+#include <linux/semaphore.h>
#include "base.h"
#include "power/power.h"
@@ -207,7 +207,7 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
retval = dev->bus->uevent(dev, env);
if (retval)
pr_debug("device: '%s': %s: bus uevent() returned %d\n",
- dev->bus_id, __FUNCTION__, retval);
+ dev->bus_id, __func__, retval);
}
/* have the class specific function add its stuff */
@@ -216,7 +216,7 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
if (retval)
pr_debug("device: '%s': %s: class uevent() "
"returned %d\n", dev->bus_id,
- __FUNCTION__, retval);
+ __func__, retval);
}
/* have the device type specific fuction add its stuff */
@@ -225,7 +225,7 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
if (retval)
pr_debug("device: '%s': %s: dev_type uevent() "
"returned %d\n", dev->bus_id,
- __FUNCTION__, retval);
+ __func__, retval);
}
return retval;
@@ -782,11 +782,15 @@ int device_add(struct device *dev)
goto Done;
}
- pr_debug("device: '%s': %s\n", dev->bus_id, __FUNCTION__);
+ pr_debug("device: '%s': %s\n", dev->bus_id, __func__);
parent = get_device(dev->parent);
setup_parent(dev, parent);
+ /* use parent numa_node */
+ if (parent)
+ set_dev_node(dev, dev_to_node(parent));
+
/* first, register with generic layer. */
error = kobject_add(&dev->kobj, dev->kobj.parent, "%s", dev->bus_id);
if (error)
@@ -817,13 +821,12 @@ int device_add(struct device *dev)
error = device_add_attrs(dev);
if (error)
goto AttrsError;
- error = dpm_sysfs_add(dev);
- if (error)
- goto PMError;
- device_pm_add(dev);
error = bus_add_device(dev);
if (error)
goto BusError;
+ error = device_pm_add(dev);
+ if (error)
+ goto PMError;
kobject_uevent(&dev->kobj, KOBJ_ADD);
bus_attach_device(dev);
if (parent)
@@ -843,9 +846,9 @@ int device_add(struct device *dev)
Done:
put_device(dev);
return error;
- BusError:
- device_pm_remove(dev);
PMError:
+ bus_remove_device(dev);
+ BusError:
if (dev->bus)
blocking_notifier_call_chain(&dev->bus->p->bus_notifier,
BUS_NOTIFY_DEL_DEVICE, dev);
@@ -981,7 +984,7 @@ void device_del(struct device *dev)
*/
void device_unregister(struct device *dev)
{
- pr_debug("device: '%s': %s\n", dev->bus_id, __FUNCTION__);
+ pr_debug("device: '%s': %s\n", dev->bus_id, __func__);
device_del(dev);
put_device(dev);
}
@@ -1076,7 +1079,7 @@ EXPORT_SYMBOL_GPL(device_remove_file);
static void device_create_release(struct device *dev)
{
- pr_debug("device: '%s': %s\n", dev->bus_id, __FUNCTION__);
+ pr_debug("device: '%s': %s\n", dev->bus_id, __func__);
kfree(dev);
}
@@ -1164,35 +1167,6 @@ void device_destroy(struct class *class, dev_t devt)
}
EXPORT_SYMBOL_GPL(device_destroy);
-#ifdef CONFIG_PM_SLEEP
-/**
- * destroy_suspended_device - asks the PM core to remove a suspended device
- * @class: pointer to the struct class that this device was registered with
- * @devt: the dev_t of the device that was previously registered
- *
- * This call notifies the PM core of the necessity to unregister a suspended
- * device created with a call to device_create() (devices cannot be
- * unregistered directly while suspended, since the PM core holds their
- * semaphores at that time).
- *
- * It can only be called within the scope of a system sleep transition. In
- * practice this means it has to be directly or indirectly invoked either by
- * a suspend or resume method, or by the PM core (e.g. via
- * disable_nonboot_cpus() or enable_nonboot_cpus()).
- */
-void destroy_suspended_device(struct class *class, dev_t devt)
-{
- struct device *dev;
-
- dev = class_find_device(class, &devt, __match_devt);
- if (dev) {
- device_pm_schedule_removal(dev);
- put_device(dev);
- }
-}
-EXPORT_SYMBOL_GPL(destroy_suspended_device);
-#endif /* CONFIG_PM_SLEEP */
-
/**
* device_rename - renames a device
* @dev: the pointer to the struct device to be renamed
@@ -1210,7 +1184,7 @@ int device_rename(struct device *dev, char *new_name)
return -EINVAL;
pr_debug("device: '%s': %s: renaming to '%s'\n", dev->bus_id,
- __FUNCTION__, new_name);
+ __func__, new_name);
#ifdef CONFIG_SYSFS_DEPRECATED
if ((dev->class) && (dev->parent))
@@ -1249,7 +1223,7 @@ int device_rename(struct device *dev, char *new_name)
dev->bus_id);
if (error) {
dev_err(dev, "%s: sysfs_create_symlink failed (%d)\n",
- __FUNCTION__, error);
+ __func__, error);
}
}
#endif
@@ -1325,7 +1299,7 @@ int device_move(struct device *dev, struct device *new_parent)
new_parent_kobj = get_device_parent(dev, new_parent);
pr_debug("device: '%s': %s: moving to '%s'\n", dev->bus_id,
- __FUNCTION__, new_parent ? new_parent->bus_id : "<NULL>");
+ __func__, new_parent ? new_parent->bus_id : "<NULL>");
error = kobject_move(&dev->kobj, new_parent_kobj);
if (error) {
cleanup_glue_dir(dev, new_parent_kobj);
@@ -1336,8 +1310,11 @@ int device_move(struct device *dev, struct device *new_parent)
dev->parent = new_parent;
if (old_parent)
klist_remove(&dev->knode_parent);
- if (new_parent)
+ if (new_parent) {
klist_add_tail(&dev->knode_parent, &new_parent->klist_children);
+ set_dev_node(dev, dev_to_node(new_parent));
+ }
+
if (!dev->class)
goto out_put;
error = device_move_class_links(dev, old_parent, new_parent);
@@ -1347,9 +1324,12 @@ int device_move(struct device *dev, struct device *new_parent)
if (!kobject_move(&dev->kobj, &old_parent->kobj)) {
if (new_parent)
klist_remove(&dev->knode_parent);
- if (old_parent)
+ dev->parent = old_parent;
+ if (old_parent) {
klist_add_tail(&dev->knode_parent,
&old_parent->klist_children);
+ set_dev_node(dev, dev_to_node(old_parent));
+ }
}
cleanup_glue_dir(dev, new_parent_kobj);
put_device(new_parent);
generated by cgit v1.2.3 (git 2.0.4) at 2024-05-28 16:17:19 +0000