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authorDmitry Torokhov <dtor@insightbb.com>2007-02-10 01:26:32 -0500
committerDmitry Torokhov <dtor@insightbb.com>2007-02-10 01:26:32 -0500
commitb22364c8eec89e6b0c081a237f3b6348df87796f (patch)
tree233a923281fb640106465d076997ff511efb6edf /kernel/params.c
parent2c8dc071517ec2843869024dc82be2e246f41064 (diff)
parent66efc5a7e3061c3597ac43a8bb1026488d57e66b (diff)
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'kernel/params.c')
-rw-r--r--kernel/params.c34
1 files changed, 26 insertions, 8 deletions
diff --git a/kernel/params.c b/kernel/params.c
index f406655d665..553cf7d6a4b 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -30,6 +30,8 @@
#define DEBUGP(fmt, a...)
#endif
+static struct kobj_type module_ktype;
+
static inline char dash2underscore(char c)
{
if (c == '-')
@@ -143,9 +145,15 @@ int parse_args(const char *name,
while (*args) {
int ret;
+ int irq_was_disabled;
args = next_arg(args, &param, &val);
+ irq_was_disabled = irqs_disabled();
ret = parse_one(param, val, params, num, unknown);
+ if (irq_was_disabled && !irqs_disabled()) {
+ printk(KERN_WARNING "parse_args(): option '%s' enabled "
+ "irq's!\n", param);
+ }
switch (ret) {
case -ENOENT:
printk(KERN_ERR "%s: Unknown parameter `%s'\n",
@@ -555,14 +563,11 @@ static void __init kernel_param_sysfs_setup(const char *name,
mk->mod = THIS_MODULE;
kobj_set_kset_s(mk, module_subsys);
kobject_set_name(&mk->kobj, name);
- ret = kobject_register(&mk->kobj);
+ kobject_init(&mk->kobj);
+ ret = kobject_add(&mk->kobj);
BUG_ON(ret < 0);
-
- /* no need to keep the kobject if no parameter is exported */
- if (!param_sysfs_setup(mk, kparam, num_params, name_skip)) {
- kobject_unregister(&mk->kobj);
- kfree(mk);
- }
+ param_sysfs_setup(mk, kparam, num_params, name_skip);
+ kobject_uevent(&mk->kobj, KOBJ_ADD);
}
/*
@@ -668,6 +673,19 @@ static struct sysfs_ops module_sysfs_ops = {
.store = module_attr_store,
};
+static int uevent_filter(struct kset *kset, struct kobject *kobj)
+{
+ struct kobj_type *ktype = get_ktype(kobj);
+
+ if (ktype == &module_ktype)
+ return 1;
+ return 0;
+}
+
+static struct kset_uevent_ops module_uevent_ops = {
+ .filter = uevent_filter,
+};
+
#else
static struct sysfs_ops module_sysfs_ops = {
.show = NULL,
@@ -679,7 +697,7 @@ static struct kobj_type module_ktype = {
.sysfs_ops = &module_sysfs_ops,
};
-decl_subsys(module, &module_ktype, NULL);
+decl_subsys(module, &module_ktype, &module_uevent_ops);
/*
* param_sysfs_init - wrapper for built-in params support