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authorKay Sievers <kay.sievers@vrfy.org>2007-11-02 13:47:53 +0100
committerGreg Kroah-Hartman <gregkh@suse.de>2008-01-24 20:40:18 -0800
commit386f275f5d097758f867bc99ddeaeb7a03b6b190 (patch)
treebd27130e78e1aad1ce080f8c8ca76b9166b33ed4
parent23b5212cc7422f475b82124334b64277b5b43013 (diff)
downloadlinux-2.6.34-ux500-386f275f5d097758f867bc99ddeaeb7a03b6b190.tar.gz
Driver Core: switch all dynamic ksets to kobj_sysfs_ops
Switch all dynamically created ksets, that export simple attributes, to kobj_attribute from subsys_attribute. Struct subsys_attribute will be removed. Signed-off-by: Kay Sievers <kay.sievers@vrfy.org> Cc: Mike Halcrow <mhalcrow@us.ibm.com> Cc: Phillip Hellewell <phillip@hellewell.homeip.net> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--fs/ecryptfs/main.c10
-rw-r--r--kernel/ksysfs.c35
-rw-r--r--kernel/power/disk.c18
-rw-r--r--kernel/power/main.c12
-rw-r--r--kernel/power/power.h2
-rw-r--r--lib/kobject.c10
6 files changed, 54 insertions, 33 deletions
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index bdeac3877a8..6ded37b467f 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -736,12 +736,13 @@ static int ecryptfs_init_kmem_caches(void)
static struct kset *ecryptfs_kset;
-static ssize_t version_show(struct kset *kset, char *buff)
+static ssize_t version_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buff)
{
return snprintf(buff, PAGE_SIZE, "%d\n", ECRYPTFS_VERSIONING_MASK);
}
-static struct subsys_attribute version_attr = __ATTR_RO(version);
+static struct kobj_attribute version_attr = __ATTR_RO(version);
static struct ecryptfs_version_str_map_elem {
u32 flag;
@@ -755,7 +756,8 @@ static struct ecryptfs_version_str_map_elem {
{ECRYPTFS_VERSIONING_MULTKEY, "multiple keys per file"}
};
-static ssize_t version_str_show(struct kset *kset, char *buff)
+static ssize_t version_str_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buff)
{
int i;
int remaining = PAGE_SIZE;
@@ -782,7 +784,7 @@ out:
return total_written;
}
-static struct subsys_attribute version_attr_str = __ATTR_RO(version_str);
+static struct kobj_attribute version_attr_str = __ATTR_RO(version_str);
static struct attribute *attributes[] = {
&version_attr.attr,
diff --git a/kernel/ksysfs.c b/kernel/ksysfs.c
index cf02d4ba9ad..dd0f9e7f341 100644
--- a/kernel/ksysfs.c
+++ b/kernel/ksysfs.c
@@ -17,30 +17,34 @@
#include <linux/sched.h>
#define KERNEL_ATTR_RO(_name) \
-static struct subsys_attribute _name##_attr = __ATTR_RO(_name)
+static struct kobj_attribute _name##_attr = __ATTR_RO(_name)
#define KERNEL_ATTR_RW(_name) \
-static struct subsys_attribute _name##_attr = \
+static struct kobj_attribute _name##_attr = \
__ATTR(_name, 0644, _name##_show, _name##_store)
#if defined(CONFIG_HOTPLUG) && defined(CONFIG_NET)
/* current uevent sequence number */
-static ssize_t uevent_seqnum_show(struct kset *kset, char *page)
+static ssize_t uevent_seqnum_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
- return sprintf(page, "%llu\n", (unsigned long long)uevent_seqnum);
+ return sprintf(buf, "%llu\n", (unsigned long long)uevent_seqnum);
}
KERNEL_ATTR_RO(uevent_seqnum);
/* uevent helper program, used during early boo */
-static ssize_t uevent_helper_show(struct kset *kset, char *page)
+static ssize_t uevent_helper_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
- return sprintf(page, "%s\n", uevent_helper);
+ return sprintf(buf, "%s\n", uevent_helper);
}
-static ssize_t uevent_helper_store(struct kset *kset, const char *page, size_t count)
+static ssize_t uevent_helper_store(struct kobject *kobj,
+ struct kobj_attribute *attr,
+ const char *buf, size_t count)
{
if (count+1 > UEVENT_HELPER_PATH_LEN)
return -ENOENT;
- memcpy(uevent_helper, page, count);
+ memcpy(uevent_helper, buf, count);
uevent_helper[count] = '\0';
if (count && uevent_helper[count-1] == '\n')
uevent_helper[count-1] = '\0';
@@ -50,21 +54,24 @@ KERNEL_ATTR_RW(uevent_helper);
#endif
#ifdef CONFIG_KEXEC
-static ssize_t kexec_loaded_show(struct kset *kset, char *page)
+static ssize_t kexec_loaded_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
- return sprintf(page, "%d\n", !!kexec_image);
+ return sprintf(buf, "%d\n", !!kexec_image);
}
KERNEL_ATTR_RO(kexec_loaded);
-static ssize_t kexec_crash_loaded_show(struct kset *kset, char *page)
+static ssize_t kexec_crash_loaded_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
- return sprintf(page, "%d\n", !!kexec_crash_image);
+ return sprintf(buf, "%d\n", !!kexec_crash_image);
}
KERNEL_ATTR_RO(kexec_crash_loaded);
-static ssize_t vmcoreinfo_show(struct kset *kset, char *page)
+static ssize_t vmcoreinfo_show(struct kobject *kobj,
+ struct kobj_attribute *attr, char *buf)
{
- return sprintf(page, "%lx %x\n",
+ return sprintf(buf, "%lx %x\n",
paddr_vmcoreinfo_note(),
(unsigned int)vmcoreinfo_max_size);
}
diff --git a/kernel/power/disk.c b/kernel/power/disk.c
index c3f0e61365d..ef5aa2ca0ab 100644
--- a/kernel/power/disk.c
+++ b/kernel/power/disk.c
@@ -567,7 +567,8 @@ static const char * const hibernation_modes[] = {
* supports it (as determined by having hibernation_ops).
*/
-static ssize_t disk_show(struct kset *kset, char *buf)
+static ssize_t disk_show(struct kobject *kobj, struct kobj_attribute *attr,
+ char *buf)
{
int i;
char *start = buf;
@@ -597,7 +598,8 @@ static ssize_t disk_show(struct kset *kset, char *buf)
}
-static ssize_t disk_store(struct kset *kset, const char *buf, size_t n)
+static ssize_t disk_store(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t n)
{
int error = 0;
int i;
@@ -642,13 +644,15 @@ static ssize_t disk_store(struct kset *kset, const char *buf, size_t n)
power_attr(disk);
-static ssize_t resume_show(struct kset *kset, char *buf)
+static ssize_t resume_show(struct kobject *kobj, struct kobj_attribute *attr,
+ char *buf)
{
return sprintf(buf,"%d:%d\n", MAJOR(swsusp_resume_device),
MINOR(swsusp_resume_device));
}
-static ssize_t resume_store(struct kset *kset, const char *buf, size_t n)
+static ssize_t resume_store(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t n)
{
unsigned int maj, min;
dev_t res;
@@ -674,12 +678,14 @@ static ssize_t resume_store(struct kset *kset, const char *buf, size_t n)
power_attr(resume);
-static ssize_t image_size_show(struct kset *kset, char *buf)
+static ssize_t image_size_show(struct kobject *kobj, struct kobj_attribute *attr,
+ char *buf)
{
return sprintf(buf, "%lu\n", image_size);
}
-static ssize_t image_size_store(struct kset *kset, const char *buf, size_t n)
+static ssize_t image_size_store(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t n)
{
unsigned long size;
diff --git a/kernel/power/main.c b/kernel/power/main.c
index dce2d76d66d..b8139493b85 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -289,7 +289,8 @@ struct kset *power_kset;
* proper enumerated value, and initiates a suspend transition.
*/
-static ssize_t state_show(struct kset *kset, char *buf)
+static ssize_t state_show(struct kobject *kobj, struct kobj_attribute *attr,
+ char *buf)
{
char *s = buf;
#ifdef CONFIG_SUSPEND
@@ -310,7 +311,8 @@ static ssize_t state_show(struct kset *kset, char *buf)
return (s - buf);
}
-static ssize_t state_store(struct kset *kset, const char *buf, size_t n)
+static ssize_t state_store(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t n)
{
#ifdef CONFIG_SUSPEND
suspend_state_t state = PM_SUSPEND_STANDBY;
@@ -347,13 +349,15 @@ power_attr(state);
#ifdef CONFIG_PM_TRACE
int pm_trace_enabled;
-static ssize_t pm_trace_show(struct kset *kset, char *buf)
+static ssize_t pm_trace_show(struct kobject *kobj, struct kobj_attribute *attr,
+ char *buf)
{
return sprintf(buf, "%d\n", pm_trace_enabled);
}
static ssize_t
-pm_trace_store(struct kset *kset, const char *buf, size_t n)
+pm_trace_store(struct kobject *kobj, struct kobj_attribute *attr,
+ const char *buf, size_t n)
{
int val;
diff --git a/kernel/power/power.h b/kernel/power/power.h
index 1083e6b188a..2093c3a9a99 100644
--- a/kernel/power/power.h
+++ b/kernel/power/power.h
@@ -54,7 +54,7 @@ extern int pfn_is_nosave(unsigned long);
extern struct mutex pm_mutex;
#define power_attr(_name) \
-static struct subsys_attribute _name##_attr = { \
+static struct kobj_attribute _name##_attr = { \
.attr = { \
.name = __stringify(_name), \
.mode = 0644, \
diff --git a/lib/kobject.c b/lib/kobject.c
index 1c343fe4ba6..99f6354a575 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -626,7 +626,8 @@ static void dynamic_kobj_release(struct kobject *kobj)
}
static struct kobj_type dynamic_kobj_ktype = {
- .release = dynamic_kobj_release,
+ .release = dynamic_kobj_release,
+ .sysfs_ops = &kobj_sysfs_ops,
};
/**
@@ -836,7 +837,8 @@ static void kset_release(struct kobject *kobj)
kfree(kset);
}
-static struct kobj_type kset_type = {
+static struct kobj_type kset_ktype = {
+ .sysfs_ops = &kobj_sysfs_ops,
.release = kset_release,
};
@@ -869,11 +871,11 @@ static struct kset *kset_create(const char *name,
kset->kobj.parent = parent_kobj;
/*
- * The kobject of this kset will have a type of kset_type and belong to
+ * The kobject of this kset will have a type of kset_ktype and belong to
* no kset itself. That way we can properly free it when it is
* finished being used.
*/
- kset->kobj.ktype = &kset_type;
+ kset->kobj.ktype = &kset_ktype;
kset->kobj.kset = NULL;
return kset;