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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-04-27 15:58:54 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-04-27 15:58:54 -0400
commitd868772fff6c4b881d66af8640251714e1aefa98 (patch)
treec95a68d358d5c875d25763ffe9a44fe9f2081f34 /drivers/base/attribute_container.c
parenta205752d1ad2d37d6597aaae5a56fc396a770868 (diff)
parent404d5b185b4eb56d6fa2f7bd27833f8df1c38ce4 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/gregkh/driver-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/gregkh/driver-2.6: (46 commits) dev_dbg: check dev_dbg() arguments drivers/base/attribute_container.c: use mutex instead of binary semaphore mod_sysfs_setup() doesn't return errno when kobject_add_dir() failure occurs s2ram: add arch irq disable/enable hooks define platform wakeup hook, use in pci_enable_wake() security: prevent permission checking of file removal via sysfs_remove_group() device_schedule_callback() needs a module reference s390: cio: Delay uevents for subchannels sysfs: bin.c printk fix Driver core: use mutex instead of semaphore in DMA pool handler driver core: bus_add_driver should return an error if no bus debugfs: Add debugfs_create_u64() the overdue removal of the mount/umount uevents kobject: Comment and warning fixes to kobject.c Driver core: warn when userspace writes to the uevent file in a non-supported way Driver core: make uevent-environment available in uevent-file kobject core: remove rwsem from struct subsystem qeth: Remove usage of subsys.rwsem PHY: remove rwsem use from phy core IEEE1394: remove rwsem use from ieee1394 core ...
Diffstat (limited to 'drivers/base/attribute_container.c')
-rw-r--r--drivers/base/attribute_container.c26
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/base/attribute_container.c b/drivers/base/attribute_container.c
index 22220733f76f..1ec0654665cf 100644
--- a/drivers/base/attribute_container.c
+++ b/drivers/base/attribute_container.c
@@ -62,7 +62,7 @@ EXPORT_SYMBOL_GPL(attribute_container_classdev_to_container);
62 62
63static struct list_head attribute_container_list; 63static struct list_head attribute_container_list;
64 64
65static DECLARE_MUTEX(attribute_container_mutex); 65static DEFINE_MUTEX(attribute_container_mutex);
66 66
67/** 67/**
68 * attribute_container_register - register an attribute container 68 * attribute_container_register - register an attribute container
@@ -77,9 +77,9 @@ attribute_container_register(struct attribute_container *cont)
77 klist_init(&cont->containers,internal_container_klist_get, 77 klist_init(&cont->containers,internal_container_klist_get,
78 internal_container_klist_put); 78 internal_container_klist_put);
79 79
80 down(&attribute_container_mutex); 80 mutex_lock(&attribute_container_mutex);
81 list_add_tail(&cont->node, &attribute_container_list); 81 list_add_tail(&cont->node, &attribute_container_list);
82 up(&attribute_container_mutex); 82 mutex_unlock(&attribute_container_mutex);
83 83
84 return 0; 84 return 0;
85} 85}
@@ -94,7 +94,7 @@ int
94attribute_container_unregister(struct attribute_container *cont) 94attribute_container_unregister(struct attribute_container *cont)
95{ 95{
96 int retval = -EBUSY; 96 int retval = -EBUSY;
97 down(&attribute_container_mutex); 97 mutex_lock(&attribute_container_mutex);
98 spin_lock(&cont->containers.k_lock); 98 spin_lock(&cont->containers.k_lock);
99 if (!list_empty(&cont->containers.k_list)) 99 if (!list_empty(&cont->containers.k_list))
100 goto out; 100 goto out;
@@ -102,7 +102,7 @@ attribute_container_unregister(struct attribute_container *cont)
102 list_del(&cont->node); 102 list_del(&cont->node);
103 out: 103 out:
104 spin_unlock(&cont->containers.k_lock); 104 spin_unlock(&cont->containers.k_lock);
105 up(&attribute_container_mutex); 105 mutex_unlock(&attribute_container_mutex);
106 return retval; 106 return retval;
107 107
108} 108}
@@ -145,7 +145,7 @@ attribute_container_add_device(struct device *dev,
145{ 145{
146 struct attribute_container *cont; 146 struct attribute_container *cont;
147 147
148 down(&attribute_container_mutex); 148 mutex_lock(&attribute_container_mutex);
149 list_for_each_entry(cont, &attribute_container_list, node) { 149 list_for_each_entry(cont, &attribute_container_list, node) {
150 struct internal_container *ic; 150 struct internal_container *ic;
151 151
@@ -173,7 +173,7 @@ attribute_container_add_device(struct device *dev,
173 attribute_container_add_class_device(&ic->classdev); 173 attribute_container_add_class_device(&ic->classdev);
174 klist_add_tail(&ic->node, &cont->containers); 174 klist_add_tail(&ic->node, &cont->containers);
175 } 175 }
176 up(&attribute_container_mutex); 176 mutex_unlock(&attribute_container_mutex);
177} 177}
178 178
179/* FIXME: can't break out of this unless klist_iter_exit is also 179/* FIXME: can't break out of this unless klist_iter_exit is also
@@ -211,7 +211,7 @@ attribute_container_remove_device(struct device *dev,
211{ 211{
212 struct attribute_container *cont; 212 struct attribute_container *cont;
213 213
214 down(&attribute_container_mutex); 214 mutex_lock(&attribute_container_mutex);
215 list_for_each_entry(cont, &attribute_container_list, node) { 215 list_for_each_entry(cont, &attribute_container_list, node) {
216 struct internal_container *ic; 216 struct internal_container *ic;
217 struct klist_iter iter; 217 struct klist_iter iter;
@@ -234,7 +234,7 @@ attribute_container_remove_device(struct device *dev,
234 } 234 }
235 } 235 }
236 } 236 }
237 up(&attribute_container_mutex); 237 mutex_unlock(&attribute_container_mutex);
238} 238}
239 239
240/** 240/**
@@ -255,7 +255,7 @@ attribute_container_device_trigger(struct device *dev,
255{ 255{
256 struct attribute_container *cont; 256 struct attribute_container *cont;
257 257
258 down(&attribute_container_mutex); 258 mutex_lock(&attribute_container_mutex);
259 list_for_each_entry(cont, &attribute_container_list, node) { 259 list_for_each_entry(cont, &attribute_container_list, node) {
260 struct internal_container *ic; 260 struct internal_container *ic;
261 struct klist_iter iter; 261 struct klist_iter iter;
@@ -273,7 +273,7 @@ attribute_container_device_trigger(struct device *dev,
273 fn(cont, dev, &ic->classdev); 273 fn(cont, dev, &ic->classdev);
274 } 274 }
275 } 275 }
276 up(&attribute_container_mutex); 276 mutex_unlock(&attribute_container_mutex);
277} 277}
278 278
279/** 279/**
@@ -295,12 +295,12 @@ attribute_container_trigger(struct device *dev,
295{ 295{
296 struct attribute_container *cont; 296 struct attribute_container *cont;
297 297
298 down(&attribute_container_mutex); 298 mutex_lock(&attribute_container_mutex);
299 list_for_each_entry(cont, &attribute_container_list, node) { 299 list_for_each_entry(cont, &attribute_container_list, node) {
300 if (cont->match(cont, dev)) 300 if (cont->match(cont, dev))
301 fn(cont, dev); 301 fn(cont, dev);
302 } 302 }
303 up(&attribute_container_mutex); 303 mutex_unlock(&attribute_container_mutex);
304} 304}
305 305
306/** 306/**