This removes following warnings when build with C=1
warning: context imbalance in 'kretprobe_hash_lock' - wrong count at exit
warning: context imbalance in 'kretprobe_table_lock' - wrong count at exit
warning: context imbalance in 'kretprobe_hash_unlock' - unexpected unlock
warning: context imbalance in 'kretprobe_table_unlock' - unexpected unlock
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Acked-by: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
LKML-Reference: <
1284512670-2369-6-git-send-email-namhyung@gmail.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
void __kprobes kretprobe_hash_lock(struct task_struct *tsk,
struct hlist_head **head, unsigned long *flags)
void __kprobes kretprobe_hash_lock(struct task_struct *tsk,
struct hlist_head **head, unsigned long *flags)
{
unsigned long hash = hash_ptr(tsk, KPROBE_HASH_BITS);
spinlock_t *hlist_lock;
{
unsigned long hash = hash_ptr(tsk, KPROBE_HASH_BITS);
spinlock_t *hlist_lock;
static void __kprobes kretprobe_table_lock(unsigned long hash,
unsigned long *flags)
static void __kprobes kretprobe_table_lock(unsigned long hash,
unsigned long *flags)
{
spinlock_t *hlist_lock = kretprobe_table_lock_ptr(hash);
spin_lock_irqsave(hlist_lock, *flags);
{
spinlock_t *hlist_lock = kretprobe_table_lock_ptr(hash);
spin_lock_irqsave(hlist_lock, *flags);
void __kprobes kretprobe_hash_unlock(struct task_struct *tsk,
unsigned long *flags)
void __kprobes kretprobe_hash_unlock(struct task_struct *tsk,
unsigned long *flags)
{
unsigned long hash = hash_ptr(tsk, KPROBE_HASH_BITS);
spinlock_t *hlist_lock;
{
unsigned long hash = hash_ptr(tsk, KPROBE_HASH_BITS);
spinlock_t *hlist_lock;
static void __kprobes kretprobe_table_unlock(unsigned long hash,
unsigned long *flags)
static void __kprobes kretprobe_table_unlock(unsigned long hash,
unsigned long *flags)
{
spinlock_t *hlist_lock = kretprobe_table_lock_ptr(hash);
spin_unlock_irqrestore(hlist_lock, *flags);
{
spinlock_t *hlist_lock = kretprobe_table_lock_ptr(hash);
spin_unlock_irqrestore(hlist_lock, *flags);