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authorKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-12 11:53:55 -0500
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2012-01-12 11:53:55 -0500
commitd3b7737f2b70ed2fb7cef985e70d04fb5dee7b7c (patch)
tree190e42f90d152ebad1c077809422c366cdf0577b /kernel
parentdc6821e0cfe74802aefd2067b40fcdc03fc4599e (diff)
parent070680218379e15c1901f4bf21b98e3cbf12b527 (diff)
Merge commit '070680218379e15c1901f4bf21b98e3cbf12b527' into stable/for-linus-fixes-3.3
* commit '070680218379e15c1901f4bf21b98e3cbf12b527': (50 commits) xen-balloon: convert sysdev_class to a regular subsystem clocksource: convert sysdev_class to a regular subsystem ibm_rtl: convert sysdev_class to a regular subsystem edac: convert sysdev_class to a regular subsystem rtmutex-tester: convert sysdev_class to a regular subsystem driver-core: implement 'sysdev' functionality for regular devices and buses kref: fix up the kfree build problems kref: Remove the memory barriers kref: Implement kref_put in terms of kref_sub kref: Inline all functions Drivers: hv: Get rid of an unnecessary check in hv.c Drivers: hv: Make the vmbus driver unloadable Drivers: hv: Fix a memory leak Documentation: Update stable address MAINTAINERS: stable: Update address w1: add fast search for single slave bus driver-core: skip uevent generation when nobody is listening drivers: hv: Don't OOPS when you cannot init vmbus firmware: google: fix gsmi.c build warning drivers_base: make argument to platform_device_register_full const ...
Diffstat (limited to 'kernel')
-rw-r--r--kernel/rtmutex-tester.c37
-rw-r--r--kernel/time/clocksource.c37
2 files changed, 38 insertions, 36 deletions
diff --git a/kernel/rtmutex-tester.c b/kernel/rtmutex-tester.c
index 3d9f31cd79e7..98ec49475460 100644
--- a/kernel/rtmutex-tester.c
+++ b/kernel/rtmutex-tester.c
@@ -6,11 +6,11 @@
6 * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com> 6 * Copyright (C) 2006, Timesys Corp., Thomas Gleixner <tglx@timesys.com>
7 * 7 *
8 */ 8 */
9#include <linux/device.h>
9#include <linux/kthread.h> 10#include <linux/kthread.h>
10#include <linux/export.h> 11#include <linux/export.h>
11#include <linux/sched.h> 12#include <linux/sched.h>
12#include <linux/spinlock.h> 13#include <linux/spinlock.h>
13#include <linux/sysdev.h>
14#include <linux/timer.h> 14#include <linux/timer.h>
15#include <linux/freezer.h> 15#include <linux/freezer.h>
16 16
@@ -27,7 +27,7 @@ struct test_thread_data {
27 int opdata; 27 int opdata;
28 int mutexes[MAX_RT_TEST_MUTEXES]; 28 int mutexes[MAX_RT_TEST_MUTEXES];
29 int event; 29 int event;
30 struct sys_device sysdev; 30 struct device dev;
31}; 31};
32 32
33static struct test_thread_data thread_data[MAX_RT_TEST_THREADS]; 33static struct test_thread_data thread_data[MAX_RT_TEST_THREADS];
@@ -271,7 +271,7 @@ static int test_func(void *data)
271 * 271 *
272 * opcode:data 272 * opcode:data
273 */ 273 */
274static ssize_t sysfs_test_command(struct sys_device *dev, struct sysdev_attribute *attr, 274static ssize_t sysfs_test_command(struct device *dev, struct device_attribute *attr,
275 const char *buf, size_t count) 275 const char *buf, size_t count)
276{ 276{
277 struct sched_param schedpar; 277 struct sched_param schedpar;
@@ -279,8 +279,8 @@ static ssize_t sysfs_test_command(struct sys_device *dev, struct sysdev_attribut
279 char cmdbuf[32]; 279 char cmdbuf[32];
280 int op, dat, tid, ret; 280 int op, dat, tid, ret;
281 281
282 td = container_of(dev, struct test_thread_data, sysdev); 282 td = container_of(dev, struct test_thread_data, dev);
283 tid = td->sysdev.id; 283 tid = td->dev.id;
284 284
285 /* strings from sysfs write are not 0 terminated! */ 285 /* strings from sysfs write are not 0 terminated! */
286 if (count >= sizeof(cmdbuf)) 286 if (count >= sizeof(cmdbuf))
@@ -334,7 +334,7 @@ static ssize_t sysfs_test_command(struct sys_device *dev, struct sysdev_attribut
334 * @dev: thread to query 334 * @dev: thread to query
335 * @buf: char buffer to be filled with thread status info 335 * @buf: char buffer to be filled with thread status info
336 */ 336 */
337static ssize_t sysfs_test_status(struct sys_device *dev, struct sysdev_attribute *attr, 337static ssize_t sysfs_test_status(struct device *dev, struct device_attribute *attr,
338 char *buf) 338 char *buf)
339{ 339{
340 struct test_thread_data *td; 340 struct test_thread_data *td;
@@ -342,8 +342,8 @@ static ssize_t sysfs_test_status(struct sys_device *dev, struct sysdev_attribute
342 char *curr = buf; 342 char *curr = buf;
343 int i; 343 int i;
344 344
345 td = container_of(dev, struct test_thread_data, sysdev); 345 td = container_of(dev, struct test_thread_data, dev);
346 tsk = threads[td->sysdev.id]; 346 tsk = threads[td->dev.id];
347 347
348 spin_lock(&rttest_lock); 348 spin_lock(&rttest_lock);
349 349
@@ -360,28 +360,29 @@ static ssize_t sysfs_test_status(struct sys_device *dev, struct sysdev_attribute
360 spin_unlock(&rttest_lock); 360 spin_unlock(&rttest_lock);
361 361
362 curr += sprintf(curr, ", T: %p, R: %p\n", tsk, 362 curr += sprintf(curr, ", T: %p, R: %p\n", tsk,
363 mutexes[td->sysdev.id].owner); 363 mutexes[td->dev.id].owner);
364 364
365 return curr - buf; 365 return curr - buf;
366} 366}
367 367
368static SYSDEV_ATTR(status, 0600, sysfs_test_status, NULL); 368static DEVICE_ATTR(status, 0600, sysfs_test_status, NULL);
369static SYSDEV_ATTR(command, 0600, NULL, sysfs_test_command); 369static DEVICE_ATTR(command, 0600, NULL, sysfs_test_command);
370 370
371static struct sysdev_class rttest_sysclass = { 371static struct bus_type rttest_subsys = {
372 .name = "rttest", 372 .name = "rttest",
373 .dev_name = "rttest",
373}; 374};
374 375
375static int init_test_thread(int id) 376static int init_test_thread(int id)
376{ 377{
377 thread_data[id].sysdev.cls = &rttest_sysclass; 378 thread_data[id].dev.bus = &rttest_subsys;
378 thread_data[id].sysdev.id = id; 379 thread_data[id].dev.id = id;
379 380
380 threads[id] = kthread_run(test_func, &thread_data[id], "rt-test-%d", id); 381 threads[id] = kthread_run(test_func, &thread_data[id], "rt-test-%d", id);
381 if (IS_ERR(threads[id])) 382 if (IS_ERR(threads[id]))
382 return PTR_ERR(threads[id]); 383 return PTR_ERR(threads[id]);
383 384
384 return sysdev_register(&thread_data[id].sysdev); 385 return device_register(&thread_data[id].dev);
385} 386}
386 387
387static int init_rttest(void) 388static int init_rttest(void)
@@ -393,7 +394,7 @@ static int init_rttest(void)
393 for (i = 0; i < MAX_RT_TEST_MUTEXES; i++) 394 for (i = 0; i < MAX_RT_TEST_MUTEXES; i++)
394 rt_mutex_init(&mutexes[i]); 395 rt_mutex_init(&mutexes[i]);
395 396
396 ret = sysdev_class_register(&rttest_sysclass); 397 ret = subsys_system_register(&rttest_subsys, NULL);
397 if (ret) 398 if (ret)
398 return ret; 399 return ret;
399 400
@@ -401,10 +402,10 @@ static int init_rttest(void)
401 ret = init_test_thread(i); 402 ret = init_test_thread(i);
402 if (ret) 403 if (ret)
403 break; 404 break;
404 ret = sysdev_create_file(&thread_data[i].sysdev, &attr_status); 405 ret = device_create_file(&thread_data[i].dev, &dev_attr_status);
405 if (ret) 406 if (ret)
406 break; 407 break;
407 ret = sysdev_create_file(&thread_data[i].sysdev, &attr_command); 408 ret = device_create_file(&thread_data[i].dev, &dev_attr_command);
408 if (ret) 409 if (ret)
409 break; 410 break;
410 } 411 }
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index cf52fda2e096..3f5c8512c033 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -23,8 +23,8 @@
23 * o Allow clocksource drivers to be unregistered 23 * o Allow clocksource drivers to be unregistered
24 */ 24 */
25 25
26#include <linux/device.h>
26#include <linux/clocksource.h> 27#include <linux/clocksource.h>
27#include <linux/sysdev.h>
28#include <linux/init.h> 28#include <linux/init.h>
29#include <linux/module.h> 29#include <linux/module.h>
30#include <linux/sched.h> /* for spin_unlock_irq() using preempt_count() m68k */ 30#include <linux/sched.h> /* for spin_unlock_irq() using preempt_count() m68k */
@@ -754,8 +754,8 @@ EXPORT_SYMBOL(clocksource_unregister);
754 * Provides sysfs interface for listing current clocksource. 754 * Provides sysfs interface for listing current clocksource.
755 */ 755 */
756static ssize_t 756static ssize_t
757sysfs_show_current_clocksources(struct sys_device *dev, 757sysfs_show_current_clocksources(struct device *dev,
758 struct sysdev_attribute *attr, char *buf) 758 struct device_attribute *attr, char *buf)
759{ 759{
760 ssize_t count = 0; 760 ssize_t count = 0;
761 761
@@ -775,8 +775,8 @@ sysfs_show_current_clocksources(struct sys_device *dev,
775 * Takes input from sysfs interface for manually overriding the default 775 * Takes input from sysfs interface for manually overriding the default
776 * clocksource selection. 776 * clocksource selection.
777 */ 777 */
778static ssize_t sysfs_override_clocksource(struct sys_device *dev, 778static ssize_t sysfs_override_clocksource(struct device *dev,
779 struct sysdev_attribute *attr, 779 struct device_attribute *attr,
780 const char *buf, size_t count) 780 const char *buf, size_t count)
781{ 781{
782 size_t ret = count; 782 size_t ret = count;
@@ -809,8 +809,8 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev,
809 * Provides sysfs interface for listing registered clocksources 809 * Provides sysfs interface for listing registered clocksources
810 */ 810 */
811static ssize_t 811static ssize_t
812sysfs_show_available_clocksources(struct sys_device *dev, 812sysfs_show_available_clocksources(struct device *dev,
813 struct sysdev_attribute *attr, 813 struct device_attribute *attr,
814 char *buf) 814 char *buf)
815{ 815{
816 struct clocksource *src; 816 struct clocksource *src;
@@ -839,35 +839,36 @@ sysfs_show_available_clocksources(struct sys_device *dev,
839/* 839/*
840 * Sysfs setup bits: 840 * Sysfs setup bits:
841 */ 841 */
842static SYSDEV_ATTR(current_clocksource, 0644, sysfs_show_current_clocksources, 842static DEVICE_ATTR(current_clocksource, 0644, sysfs_show_current_clocksources,
843 sysfs_override_clocksource); 843 sysfs_override_clocksource);
844 844
845static SYSDEV_ATTR(available_clocksource, 0444, 845static DEVICE_ATTR(available_clocksource, 0444,
846 sysfs_show_available_clocksources, NULL); 846 sysfs_show_available_clocksources, NULL);
847 847
848static struct sysdev_class clocksource_sysclass = { 848static struct bus_type clocksource_subsys = {
849 .name = "clocksource", 849 .name = "clocksource",
850 .dev_name = "clocksource",
850}; 851};
851 852
852static struct sys_device device_clocksource = { 853static struct device device_clocksource = {
853 .id = 0, 854 .id = 0,
854 .cls = &clocksource_sysclass, 855 .bus = &clocksource_subsys,
855}; 856};
856 857
857static int __init init_clocksource_sysfs(void) 858static int __init init_clocksource_sysfs(void)
858{ 859{
859 int error = sysdev_class_register(&clocksource_sysclass); 860 int error = subsys_system_register(&clocksource_subsys, NULL);
860 861
861 if (!error) 862 if (!error)
862 error = sysdev_register(&device_clocksource); 863 error = device_register(&device_clocksource);
863 if (!error) 864 if (!error)
864 error = sysdev_create_file( 865 error = device_create_file(
865 &device_clocksource, 866 &device_clocksource,
866 &attr_current_clocksource); 867 &dev_attr_current_clocksource);
867 if (!error) 868 if (!error)
868 error = sysdev_create_file( 869 error = device_create_file(
869 &device_clocksource, 870 &device_clocksource,
870 &attr_available_clocksource); 871 &dev_attr_available_clocksource);
871 return error; 872 return error;
872} 873}
873 874