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locking/lockdep: Use lockdep_init_task for task initiation consistently

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Despite that there is a lockdep_init_task() which does nothing, lockdep
initiates tasks by assigning lockdep fields and does so inconsistently. Fix
this by using lockdep_init_task().

Signed-off-by: Yuyang Du <duyuyang@gmail.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: bvanassche@acm.org
Cc: frederic@kernel.org
Cc: ming.lei@redhat.com
Cc: will.deacon@arm.com
Link: https://lkml.kernel.org/r/20190506081939.74287-8-duyuyang@gmail.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Yuyang Du
2019-05-06 16:19:23 +08:00
committed by Ingo Molnar
parent d16dbd1b8a
commit e196e479a3
4 changed files with 16 additions and 7 deletions
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7
include/linux/lockdep.h
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@@ -287,6 +287,8 @@ extern void lockdep_free_key_range(void *start, unsigned long size);
extern asmlinkage void lockdep_sys_exit(void);
extern void lockdep_set_selftest_task(struct task_struct *task);
extern void lockdep_init_task(struct task_struct *task);
extern void lockdep_off(void);
extern void lockdep_on(void);
@@ -411,6 +413,10 @@ extern void lock_unpin_lock(struct lockdep_map *lock, struct pin_cookie);
#else /* !CONFIG_LOCKDEP */
static inline void lockdep_init_task(struct task_struct *task)
{
}
static inline void lockdep_off(void)
{
}
@@ -503,7 +509,6 @@ enum xhlock_context_t {
{ .name = (_name), .key = (void *)(_key), }
static inline void lockdep_invariant_state(bool force) {}
static inline void lockdep_init_task(struct task_struct *task) {}
static inline void lockdep_free_task(struct task_struct *task) {}
#ifdef CONFIG_LOCK_STAT