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[PATCH] Use a klist for device child lists.

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- Use klist iterator in device_for_each_child(), making it safe to use for
  removing devices.
- Remove unused list_to_dev() function.
- Kills all usage of devices_subsys.rwsem.

Signed-off-by: Patrick Mochel <mochel@digitalimplant.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
mochel@digitalimplant.org
2005-03-24 19:08:30 -08:00
committed by Greg Kroah-Hartman
parent 9a881f166f
commit 36239577cf
2 changed files with 17 additions and 23 deletions
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10
include/linux/device.h
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@@ -262,8 +262,8 @@ extern void class_device_destroy(struct class *cls, dev_t devt);
struct device {
struct list_head node; /* node in sibling list */
struct list_head children;
struct klist klist_children;
struct klist_node knode_parent; /* node in sibling list */
struct klist_node knode_driver;
struct klist_node knode_bus;
struct device * parent;
@@ -298,12 +298,6 @@ struct device {
void (*release)(struct device * dev);
};
static inline struct device *
list_to_dev(struct list_head *node)
{
return list_entry(node, struct device, node);
}
static inline void *
dev_get_drvdata (struct device *dev)
{