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dm log: move register functions

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Reorder a couple of functions in the file so the next patch is readable.

Signed-off-by: Alasdair G Kergon <agk@redhat.com>
This commit is contained in:
Alasdair G Kergon 2008-04-24 21:43:38 +01:00
parent 416cd17b19
commit b8206bc3de
1 changed files with 26 additions and 26 deletions
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52
drivers/md/dm-log.c
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@ -19,32 +19,6 @@
static LIST_HEAD(_log_types); static LIST_HEAD(_log_types);
static DEFINE_SPINLOCK(_lock); static DEFINE_SPINLOCK(_lock);
int dm_dirty_log_type_register(struct dm_dirty_log_type *type)
{
spin_lock(&_lock);
type->use_count = 0;
list_add(&type->list, &_log_types);
spin_unlock(&_lock);
return 0;
}
EXPORT_SYMBOL(dm_dirty_log_type_register);
int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type)
{
spin_lock(&_lock);
if (type->use_count)
DMWARN("Attempt to unregister a log type that is still in use");
else
list_del(&type->list);
spin_unlock(&_lock);
return 0;
}
EXPORT_SYMBOL(dm_dirty_log_type_unregister);
static struct dm_dirty_log_type *_get_type(const char *type_name) static struct dm_dirty_log_type *_get_type(const char *type_name)
{ {
struct dm_dirty_log_type *type; struct dm_dirty_log_type *type;
@ -122,6 +96,32 @@ static void put_type(struct dm_dirty_log_type *type)
spin_unlock(&_lock); spin_unlock(&_lock);
} }
int dm_dirty_log_type_register(struct dm_dirty_log_type *type)
{
spin_lock(&_lock);
type->use_count = 0;
list_add(&type->list, &_log_types);
spin_unlock(&_lock);
return 0;
}
EXPORT_SYMBOL(dm_dirty_log_type_register);
int dm_dirty_log_type_unregister(struct dm_dirty_log_type *type)
{
spin_lock(&_lock);
if (type->use_count)
DMWARN("Attempt to unregister a log type that is still in use");
else
list_del(&type->list);
spin_unlock(&_lock);
return 0;
}
EXPORT_SYMBOL(dm_dirty_log_type_unregister);
struct dm_dirty_log *dm_dirty_log_create(const char *type_name, struct dm_dirty_log *dm_dirty_log_create(const char *type_name,
struct dm_target *ti, struct dm_target *ti,
unsigned int argc, char **argv) unsigned int argc, char **argv)