Re: [PATCH -next] treewide: remove unused argument in lock_release()

From: Yuyang Du
Date: Tue Oct 08 2019 - 21:14:47 EST

I didn't have the guts to do this, and I am glad you did it :)

Yuyang

On Fri, 20 Sep 2019 at 00:10, Qian Cai <cai@xxxxxx> wrote:
>
> Since the commit b4adfe8e05f1 ("locking/lockdep: Remove unused argument
> in __lock_release"), @nested is no longer used in lock_release(), so
> remove it from all lock_release() calls and friends.
>
> Signed-off-by: Qian Cai <cai@xxxxxx>
> ---
> drivers/gpu/drm/drm_connector.c | 2 +-
> drivers/gpu/drm/i915/gem/i915_gem_shrinker.c | 6 +++---
> drivers/gpu/drm/i915/gt/intel_engine_pm.c | 2 +-
> drivers/gpu/drm/i915/i915_request.c | 2 +-
> drivers/tty/tty_ldsem.c | 8 ++++----
> fs/dcache.c | 2 +-
> fs/jbd2/transaction.c | 4 ++--
> fs/kernfs/dir.c | 4 ++--
> fs/ocfs2/dlmglue.c | 2 +-
> include/linux/jbd2.h | 2 +-
> include/linux/lockdep.h | 21 ++++++++++-----------
> include/linux/percpu-rwsem.h | 4 ++--
> include/linux/rcupdate.h | 2 +-
> include/linux/rwlock_api_smp.h | 16 ++++++++--------
> include/linux/seqlock.h | 4 ++--
> include/linux/spinlock_api_smp.h | 8 ++++----
> include/linux/ww_mutex.h | 2 +-
> include/net/sock.h | 2 +-
> kernel/bpf/stackmap.c | 2 +-
> kernel/cpu.c | 2 +-
> kernel/locking/lockdep.c | 3 +--
> kernel/locking/mutex.c | 4 ++--
> kernel/locking/rtmutex.c | 6 +++---
> kernel/locking/rwsem.c | 10 +++++-----
> kernel/printk/printk.c | 10 +++++-----
> kernel/sched/core.c | 2 +-
> lib/locking-selftest.c | 24 ++++++++++++------------
> mm/memcontrol.c | 2 +-
> net/core/sock.c | 2 +-
> tools/lib/lockdep/include/liblockdep/common.h | 3 +--
> tools/lib/lockdep/include/liblockdep/mutex.h | 2 +-
> tools/lib/lockdep/include/liblockdep/rwlock.h | 2 +-
> tools/lib/lockdep/preload.c | 16 ++++++++--------
> 33 files changed, 90 insertions(+), 93 deletions(-)
>
> diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c
> index 4c766624b20d..4a8b2e5c2af6 100644
> --- a/drivers/gpu/drm/drm_connector.c
> +++ b/drivers/gpu/drm/drm_connector.c
> @@ -719,7 +719,7 @@ void drm_connector_list_iter_end(struct drm_connector_list_iter *iter)
> __drm_connector_put_safe(iter->conn);
> spin_unlock_irqrestore(&config->connector_list_lock, flags);
> }
> - lock_release(&connector_list_iter_dep_map, 0, _RET_IP_);
> + lock_release(&connector_list_iter_dep_map, _RET_IP_);
> }
> EXPORT_SYMBOL(drm_connector_list_iter_end);
>
> diff --git a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
> index edd21d14e64f..1a51b3598d63 100644
> --- a/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
> +++ b/drivers/gpu/drm/i915/gem/i915_gem_shrinker.c
> @@ -509,14 +509,14 @@ void i915_gem_shrinker_taints_mutex(struct drm_i915_private *i915,
> I915_MM_SHRINKER, 0, _RET_IP_);
>
> mutex_acquire(&mutex->dep_map, 0, 0, _RET_IP_);
> - mutex_release(&mutex->dep_map, 0, _RET_IP_);
> + mutex_release(&mutex->dep_map, _RET_IP_);
>
> - mutex_release(&i915->drm.struct_mutex.dep_map, 0, _RET_IP_);
> + mutex_release(&i915->drm.struct_mutex.dep_map, _RET_IP_);
>
> fs_reclaim_release(GFP_KERNEL);
>
> if (unlock)
> - mutex_release(&i915->drm.struct_mutex.dep_map, 0, _RET_IP_);
> + mutex_release(&i915->drm.struct_mutex.dep_map, _RET_IP_);
> }
>
> #define obj_to_i915(obj__) to_i915((obj__)->base.dev)
> diff --git a/drivers/gpu/drm/i915/gt/intel_engine_pm.c b/drivers/gpu/drm/i915/gt/intel_engine_pm.c
> index 65b5ca74b394..7f647243b3b9 100644
> --- a/drivers/gpu/drm/i915/gt/intel_engine_pm.c
> +++ b/drivers/gpu/drm/i915/gt/intel_engine_pm.c
> @@ -52,7 +52,7 @@ static inline unsigned long __timeline_mark_lock(struct intel_context *ce)
> static inline void __timeline_mark_unlock(struct intel_context *ce,
> unsigned long flags)
> {
> - mutex_release(&ce->timeline->mutex.dep_map, 0, _THIS_IP_);
> + mutex_release(&ce->timeline->mutex.dep_map, _THIS_IP_);
> local_irq_restore(flags);
> }
>
> diff --git a/drivers/gpu/drm/i915/i915_request.c b/drivers/gpu/drm/i915/i915_request.c
> index a53777dd371c..e1f1be4d0531 100644
> --- a/drivers/gpu/drm/i915/i915_request.c
> +++ b/drivers/gpu/drm/i915/i915_request.c
> @@ -1456,7 +1456,7 @@ long i915_request_wait(struct i915_request *rq,
> dma_fence_remove_callback(&rq->fence, &wait.cb);
>
> out:
> - mutex_release(&rq->engine->gt->reset.mutex.dep_map, 0, _THIS_IP_);
> + mutex_release(&rq->engine->gt->reset.mutex.dep_map, _THIS_IP_);
> trace_i915_request_wait_end(rq);
> return timeout;
> }
> diff --git a/drivers/tty/tty_ldsem.c b/drivers/tty/tty_ldsem.c
> index 60ff236a3d63..ce8291053af3 100644
> --- a/drivers/tty/tty_ldsem.c
> +++ b/drivers/tty/tty_ldsem.c
> @@ -303,7 +303,7 @@ static int __ldsem_down_read_nested(struct ld_semaphore *sem,
> if (count <= 0) {
> lock_contended(&sem->dep_map, _RET_IP_);
> if (!down_read_failed(sem, count, timeout)) {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> return 0;
> }
> }
> @@ -322,7 +322,7 @@ static int __ldsem_down_write_nested(struct ld_semaphore *sem,
> if ((count & LDSEM_ACTIVE_MASK) != LDSEM_ACTIVE_BIAS) {
> lock_contended(&sem->dep_map, _RET_IP_);
> if (!down_write_failed(sem, count, timeout)) {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> return 0;
> }
> }
> @@ -390,7 +390,7 @@ void ldsem_up_read(struct ld_semaphore *sem)
> {
> long count;
>
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
>
> count = atomic_long_add_return(-LDSEM_READ_BIAS, &sem->count);
> if (count < 0 && (count & LDSEM_ACTIVE_MASK) == 0)
> @@ -404,7 +404,7 @@ void ldsem_up_write(struct ld_semaphore *sem)
> {
> long count;
>
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
>
> count = atomic_long_add_return(-LDSEM_WRITE_BIAS, &sem->count);
> if (count < 0)
> diff --git a/fs/dcache.c b/fs/dcache.c
> index e88cf0554e65..f7931b682a0d 100644
> --- a/fs/dcache.c
> +++ b/fs/dcache.c
> @@ -1319,7 +1319,7 @@ static void d_walk(struct dentry *parent, void *data,
>
> if (!list_empty(&dentry->d_subdirs)) {
> spin_unlock(&this_parent->d_lock);
> - spin_release(&dentry->d_lock.dep_map, 1, _RET_IP_);
> + spin_release(&dentry->d_lock.dep_map, _RET_IP_);
> this_parent = dentry;
> spin_acquire(&this_parent->d_lock.dep_map, 0, 1, _RET_IP_);
> goto repeat;
> diff --git a/fs/jbd2/transaction.c b/fs/jbd2/transaction.c
> index bee8498d7792..b25ebdcabfa3 100644
> --- a/fs/jbd2/transaction.c
> +++ b/fs/jbd2/transaction.c
> @@ -713,7 +713,7 @@ int jbd2__journal_restart(handle_t *handle, int nblocks, gfp_t gfp_mask)
> if (need_to_start)
> jbd2_log_start_commit(journal, tid);
>
> - rwsem_release(&journal->j_trans_commit_map, 1, _THIS_IP_);
> + rwsem_release(&journal->j_trans_commit_map, _THIS_IP_);
> handle->h_buffer_credits = nblocks;
> /*
> * Restore the original nofs context because the journal restart
> @@ -1848,7 +1848,7 @@ int jbd2_journal_stop(handle_t *handle)
> wake_up(&journal->j_wait_transaction_locked);
> }
>
> - rwsem_release(&journal->j_trans_commit_map, 1, _THIS_IP_);
> + rwsem_release(&journal->j_trans_commit_map, _THIS_IP_);
>
> if (wait_for_commit)
> err = jbd2_log_wait_commit(journal, tid);
> diff --git a/fs/kernfs/dir.c b/fs/kernfs/dir.c
> index 6ebae6bbe6a5..c45b82feac9a 100644
> --- a/fs/kernfs/dir.c
> +++ b/fs/kernfs/dir.c
> @@ -438,7 +438,7 @@ void kernfs_put_active(struct kernfs_node *kn)
> return;
>
> if (kernfs_lockdep(kn))
> - rwsem_release(&kn->dep_map, 1, _RET_IP_);
> + rwsem_release(&kn->dep_map, _RET_IP_);
> v = atomic_dec_return(&kn->active);
> if (likely(v != KN_DEACTIVATED_BIAS))
> return;
> @@ -476,7 +476,7 @@ static void kernfs_drain(struct kernfs_node *kn)
>
> if (kernfs_lockdep(kn)) {
> lock_acquired(&kn->dep_map, _RET_IP_);
> - rwsem_release(&kn->dep_map, 1, _RET_IP_);
> + rwsem_release(&kn->dep_map, _RET_IP_);
> }
>
> kernfs_drain_open_files(kn);
> diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
> index ad594fef2ab0..71975b9b142c 100644
> --- a/fs/ocfs2/dlmglue.c
> +++ b/fs/ocfs2/dlmglue.c
> @@ -1687,7 +1687,7 @@ static void __ocfs2_cluster_unlock(struct ocfs2_super *osb,
> spin_unlock_irqrestore(&lockres->l_lock, flags);
> #ifdef CONFIG_DEBUG_LOCK_ALLOC
> if (lockres->l_lockdep_map.key != NULL)
> - rwsem_release(&lockres->l_lockdep_map, 1, caller_ip);
> + rwsem_release(&lockres->l_lockdep_map, caller_ip);
> #endif
> }
>
> diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
> index 603fbc4e2f70..564793c24d12 100644
> --- a/include/linux/jbd2.h
> +++ b/include/linux/jbd2.h
> @@ -1170,7 +1170,7 @@ struct journal_s
> #define jbd2_might_wait_for_commit(j) \
> do { \
> rwsem_acquire(&j->j_trans_commit_map, 0, 0, _THIS_IP_); \
> - rwsem_release(&j->j_trans_commit_map, 1, _THIS_IP_); \
> + rwsem_release(&j->j_trans_commit_map, _THIS_IP_); \
> } while (0)
>
> /* journal feature predicate functions */
> diff --git a/include/linux/lockdep.h b/include/linux/lockdep.h
> index b8a835fd611b..c50d01ef1414 100644
> --- a/include/linux/lockdep.h
> +++ b/include/linux/lockdep.h
> @@ -349,8 +349,7 @@ extern void lock_acquire(struct lockdep_map *lock, unsigned int subclass,
> int trylock, int read, int check,
> struct lockdep_map *nest_lock, unsigned long ip);
>
> -extern void lock_release(struct lockdep_map *lock, int nested,
> - unsigned long ip);
> +extern void lock_release(struct lockdep_map *lock, unsigned long ip);
>
> /*
> * Same "read" as for lock_acquire(), except -1 means any.
> @@ -428,7 +427,7 @@ static inline void lockdep_set_selftest_task(struct task_struct *task)
> }
>
> # define lock_acquire(l, s, t, r, c, n, i) do { } while (0)
> -# define lock_release(l, n, i) do { } while (0)
> +# define lock_release(l, i) do { } while (0)
> # define lock_downgrade(l, i) do { } while (0)
> # define lock_set_class(l, n, k, s, i) do { } while (0)
> # define lock_set_subclass(l, s, i) do { } while (0)
> @@ -591,42 +590,42 @@ static inline void print_irqtrace_events(struct task_struct *curr)
>
> #define spin_acquire(l, s, t, i) lock_acquire_exclusive(l, s, t, NULL, i)
> #define spin_acquire_nest(l, s, t, n, i) lock_acquire_exclusive(l, s, t, n, i)
> -#define spin_release(l, n, i) lock_release(l, n, i)
> +#define spin_release(l, i) lock_release(l, i)
>
> #define rwlock_acquire(l, s, t, i) lock_acquire_exclusive(l, s, t, NULL, i)
> #define rwlock_acquire_read(l, s, t, i) lock_acquire_shared_recursive(l, s, t, NULL, i)
> -#define rwlock_release(l, n, i) lock_release(l, n, i)
> +#define rwlock_release(l, i) lock_release(l, i)
>
> #define seqcount_acquire(l, s, t, i) lock_acquire_exclusive(l, s, t, NULL, i)
> #define seqcount_acquire_read(l, s, t, i) lock_acquire_shared_recursive(l, s, t, NULL, i)
> -#define seqcount_release(l, n, i) lock_release(l, n, i)
> +#define seqcount_release(l, i) lock_release(l, i)
>
> #define mutex_acquire(l, s, t, i) lock_acquire_exclusive(l, s, t, NULL, i)
> #define mutex_acquire_nest(l, s, t, n, i) lock_acquire_exclusive(l, s, t, n, i)
> -#define mutex_release(l, n, i) lock_release(l, n, i)
> +#define mutex_release(l, i) lock_release(l, i)
>
> #define rwsem_acquire(l, s, t, i) lock_acquire_exclusive(l, s, t, NULL, i)
> #define rwsem_acquire_nest(l, s, t, n, i) lock_acquire_exclusive(l, s, t, n, i)
> #define rwsem_acquire_read(l, s, t, i) lock_acquire_shared(l, s, t, NULL, i)
> -#define rwsem_release(l, n, i) lock_release(l, n, i)
> +#define rwsem_release(l, i) lock_release(l, i)
>
> #define lock_map_acquire(l) lock_acquire_exclusive(l, 0, 0, NULL, _THIS_IP_)
> #define lock_map_acquire_read(l) lock_acquire_shared_recursive(l, 0, 0, NULL, _THIS_IP_)
> #define lock_map_acquire_tryread(l) lock_acquire_shared_recursive(l, 0, 1, NULL, _THIS_IP_)
> -#define lock_map_release(l) lock_release(l, 1, _THIS_IP_)
> +#define lock_map_release(l) lock_release(l, _THIS_IP_)
>
> #ifdef CONFIG_PROVE_LOCKING
> # define might_lock(lock) \
> do { \
> typecheck(struct lockdep_map *, &(lock)->dep_map); \
> lock_acquire(&(lock)->dep_map, 0, 0, 0, 1, NULL, _THIS_IP_); \
> - lock_release(&(lock)->dep_map, 0, _THIS_IP_); \
> + lock_release(&(lock)->dep_map, _THIS_IP_); \
> } while (0)
> # define might_lock_read(lock) \
> do { \
> typecheck(struct lockdep_map *, &(lock)->dep_map); \
> lock_acquire(&(lock)->dep_map, 0, 0, 1, 1, NULL, _THIS_IP_); \
> - lock_release(&(lock)->dep_map, 0, _THIS_IP_); \
> + lock_release(&(lock)->dep_map, _THIS_IP_); \
> } while (0)
>
> #define lockdep_assert_irqs_enabled() do { \
> diff --git a/include/linux/percpu-rwsem.h b/include/linux/percpu-rwsem.h
> index 3998cdf9cd14..ad2ca2a89d5b 100644
> --- a/include/linux/percpu-rwsem.h
> +++ b/include/linux/percpu-rwsem.h
> @@ -93,7 +93,7 @@ static inline void percpu_up_read(struct percpu_rw_semaphore *sem)
> __percpu_up_read(sem); /* Unconditional memory barrier */
> preempt_enable();
>
> - rwsem_release(&sem->rw_sem.dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->rw_sem.dep_map, _RET_IP_);
> }
>
> extern void percpu_down_write(struct percpu_rw_semaphore *);
> @@ -118,7 +118,7 @@ extern int __percpu_init_rwsem(struct percpu_rw_semaphore *,
> static inline void percpu_rwsem_release(struct percpu_rw_semaphore *sem,
> bool read, unsigned long ip)
> {
> - lock_release(&sem->rw_sem.dep_map, 1, ip);
> + lock_release(&sem->rw_sem.dep_map, ip);
> #ifdef CONFIG_RWSEM_SPIN_ON_OWNER
> if (!read)
> atomic_long_set(&sem->rw_sem.owner, RWSEM_OWNER_UNKNOWN);
> diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
> index 75a2eded7aa2..269b31eab3d6 100644
> --- a/include/linux/rcupdate.h
> +++ b/include/linux/rcupdate.h
> @@ -210,7 +210,7 @@ static inline void rcu_lock_acquire(struct lockdep_map *map)
>
> static inline void rcu_lock_release(struct lockdep_map *map)
> {
> - lock_release(map, 1, _THIS_IP_);
> + lock_release(map, _THIS_IP_);
> }
>
> extern struct lockdep_map rcu_lock_map;
> diff --git a/include/linux/rwlock_api_smp.h b/include/linux/rwlock_api_smp.h
> index 86ebb4bf9c6e..abfb53ab11be 100644
> --- a/include/linux/rwlock_api_smp.h
> +++ b/include/linux/rwlock_api_smp.h
> @@ -215,14 +215,14 @@ static inline void __raw_write_lock(rwlock_t *lock)
>
> static inline void __raw_write_unlock(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_write_unlock(lock);
> preempt_enable();
> }
>
> static inline void __raw_read_unlock(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_read_unlock(lock);
> preempt_enable();
> }
> @@ -230,7 +230,7 @@ static inline void __raw_read_unlock(rwlock_t *lock)
> static inline void
> __raw_read_unlock_irqrestore(rwlock_t *lock, unsigned long flags)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_read_unlock(lock);
> local_irq_restore(flags);
> preempt_enable();
> @@ -238,7 +238,7 @@ static inline void __raw_read_unlock(rwlock_t *lock)
>
> static inline void __raw_read_unlock_irq(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_read_unlock(lock);
> local_irq_enable();
> preempt_enable();
> @@ -246,7 +246,7 @@ static inline void __raw_read_unlock_irq(rwlock_t *lock)
>
> static inline void __raw_read_unlock_bh(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_read_unlock(lock);
> __local_bh_enable_ip(_RET_IP_, SOFTIRQ_LOCK_OFFSET);
> }
> @@ -254,7 +254,7 @@ static inline void __raw_read_unlock_bh(rwlock_t *lock)
> static inline void __raw_write_unlock_irqrestore(rwlock_t *lock,
> unsigned long flags)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_write_unlock(lock);
> local_irq_restore(flags);
> preempt_enable();
> @@ -262,7 +262,7 @@ static inline void __raw_write_unlock_irqrestore(rwlock_t *lock,
>
> static inline void __raw_write_unlock_irq(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_write_unlock(lock);
> local_irq_enable();
> preempt_enable();
> @@ -270,7 +270,7 @@ static inline void __raw_write_unlock_irq(rwlock_t *lock)
>
> static inline void __raw_write_unlock_bh(rwlock_t *lock)
> {
> - rwlock_release(&lock->dep_map, 1, _RET_IP_);
> + rwlock_release(&lock->dep_map, _RET_IP_);
> do_raw_write_unlock(lock);
> __local_bh_enable_ip(_RET_IP_, SOFTIRQ_LOCK_OFFSET);
> }
> diff --git a/include/linux/seqlock.h b/include/linux/seqlock.h
> index bcf4cf26b8c8..0491d963d47e 100644
> --- a/include/linux/seqlock.h
> +++ b/include/linux/seqlock.h
> @@ -79,7 +79,7 @@ static inline void seqcount_lockdep_reader_access(const seqcount_t *s)
>
> local_irq_save(flags);
> seqcount_acquire_read(&l->dep_map, 0, 0, _RET_IP_);
> - seqcount_release(&l->dep_map, 1, _RET_IP_);
> + seqcount_release(&l->dep_map, _RET_IP_);
> local_irq_restore(flags);
> }
>
> @@ -384,7 +384,7 @@ static inline void write_seqcount_begin(seqcount_t *s)
>
> static inline void write_seqcount_end(seqcount_t *s)
> {
> - seqcount_release(&s->dep_map, 1, _RET_IP_);
> + seqcount_release(&s->dep_map, _RET_IP_);
> raw_write_seqcount_end(s);
> }
>
> diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h
> index b762eaba4cdf..19a9be9d97ee 100644
> --- a/include/linux/spinlock_api_smp.h
> +++ b/include/linux/spinlock_api_smp.h
> @@ -147,7 +147,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock)
>
> static inline void __raw_spin_unlock(raw_spinlock_t *lock)
> {
> - spin_release(&lock->dep_map, 1, _RET_IP_);
> + spin_release(&lock->dep_map, _RET_IP_);
> do_raw_spin_unlock(lock);
> preempt_enable();
> }
> @@ -155,7 +155,7 @@ static inline void __raw_spin_unlock(raw_spinlock_t *lock)
> static inline void __raw_spin_unlock_irqrestore(raw_spinlock_t *lock,
> unsigned long flags)
> {
> - spin_release(&lock->dep_map, 1, _RET_IP_);
> + spin_release(&lock->dep_map, _RET_IP_);
> do_raw_spin_unlock(lock);
> local_irq_restore(flags);
> preempt_enable();
> @@ -163,7 +163,7 @@ static inline void __raw_spin_unlock_irqrestore(raw_spinlock_t *lock,
>
> static inline void __raw_spin_unlock_irq(raw_spinlock_t *lock)
> {
> - spin_release(&lock->dep_map, 1, _RET_IP_);
> + spin_release(&lock->dep_map, _RET_IP_);
> do_raw_spin_unlock(lock);
> local_irq_enable();
> preempt_enable();
> @@ -171,7 +171,7 @@ static inline void __raw_spin_unlock_irq(raw_spinlock_t *lock)
>
> static inline void __raw_spin_unlock_bh(raw_spinlock_t *lock)
> {
> - spin_release(&lock->dep_map, 1, _RET_IP_);
> + spin_release(&lock->dep_map, _RET_IP_);
> do_raw_spin_unlock(lock);
> __local_bh_enable_ip(_RET_IP_, SOFTIRQ_LOCK_OFFSET);
> }
> diff --git a/include/linux/ww_mutex.h b/include/linux/ww_mutex.h
> index 3af7c0e03be5..d7554252404c 100644
> --- a/include/linux/ww_mutex.h
> +++ b/include/linux/ww_mutex.h
> @@ -182,7 +182,7 @@ static inline void ww_acquire_done(struct ww_acquire_ctx *ctx)
> static inline void ww_acquire_fini(struct ww_acquire_ctx *ctx)
> {
> #ifdef CONFIG_DEBUG_MUTEXES
> - mutex_release(&ctx->dep_map, 0, _THIS_IP_);
> + mutex_release(&ctx->dep_map, _THIS_IP_);
>
> DEBUG_LOCKS_WARN_ON(ctx->acquired);
> if (!IS_ENABLED(CONFIG_PROVE_LOCKING))
> diff --git a/include/net/sock.h b/include/net/sock.h
> index 2c53f1a1d905..e46db0c846d2 100644
> --- a/include/net/sock.h
> +++ b/include/net/sock.h
> @@ -1484,7 +1484,7 @@ static inline void sock_release_ownership(struct sock *sk)
> sk->sk_lock.owned = 0;
>
> /* The sk_lock has mutex_unlock() semantics: */
> - mutex_release(&sk->sk_lock.dep_map, 1, _RET_IP_);
> + mutex_release(&sk->sk_lock.dep_map, _RET_IP_);
> }
> }
>
> diff --git a/kernel/bpf/stackmap.c b/kernel/bpf/stackmap.c
> index 052580c33d26..dcfe2d37ad15 100644
> --- a/kernel/bpf/stackmap.c
> +++ b/kernel/bpf/stackmap.c
> @@ -338,7 +338,7 @@ static void stack_map_get_build_id_offset(struct bpf_stack_build_id *id_offs,
> * up_read_non_owner(). The rwsem_release() is called
> * here to release the lock from lockdep's perspective.
> */
> - rwsem_release(&current->mm->mmap_sem.dep_map, 1, _RET_IP_);
> + rwsem_release(&current->mm->mmap_sem.dep_map, _RET_IP_);
> }
> }
>
> diff --git a/kernel/cpu.c b/kernel/cpu.c
> index e1967e9eddc2..97ed88e0cf72 100644
> --- a/kernel/cpu.c
> +++ b/kernel/cpu.c
> @@ -336,7 +336,7 @@ static void lockdep_acquire_cpus_lock(void)
>
> static void lockdep_release_cpus_lock(void)
> {
> - rwsem_release(&cpu_hotplug_lock.rw_sem.dep_map, 1, _THIS_IP_);
> + rwsem_release(&cpu_hotplug_lock.rw_sem.dep_map, _THIS_IP_);
> }
>
> /*
> diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
> index 233459c03b5a..8123518f9045 100644
> --- a/kernel/locking/lockdep.c
> +++ b/kernel/locking/lockdep.c
> @@ -4491,8 +4491,7 @@ void lock_acquire(struct lockdep_map *lock, unsigned int subclass,
> }
> EXPORT_SYMBOL_GPL(lock_acquire);
>
> -void lock_release(struct lockdep_map *lock, int nested,
> - unsigned long ip)
> +void lock_release(struct lockdep_map *lock, unsigned long ip)
> {
> unsigned long flags;
>
> diff --git a/kernel/locking/mutex.c b/kernel/locking/mutex.c
> index 468a9b8422e3..5352ce50a97e 100644
> --- a/kernel/locking/mutex.c
> +++ b/kernel/locking/mutex.c
> @@ -1091,7 +1091,7 @@ void __sched ww_mutex_unlock(struct ww_mutex *lock)
> err_early_kill:
> spin_unlock(&lock->wait_lock);
> debug_mutex_free_waiter(&waiter);
> - mutex_release(&lock->dep_map, 1, ip);
> + mutex_release(&lock->dep_map, ip);
> preempt_enable();
> return ret;
> }
> @@ -1225,7 +1225,7 @@ static noinline void __sched __mutex_unlock_slowpath(struct mutex *lock, unsigne
> DEFINE_WAKE_Q(wake_q);
> unsigned long owner;
>
> - mutex_release(&lock->dep_map, 1, ip);
> + mutex_release(&lock->dep_map, ip);
>
> /*
> * Release the lock before (potentially) taking the spinlock such that
> diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
> index 2874bf556162..851bbb10819d 100644
> --- a/kernel/locking/rtmutex.c
> +++ b/kernel/locking/rtmutex.c
> @@ -1517,7 +1517,7 @@ int __sched rt_mutex_lock_interruptible(struct rt_mutex *lock)
> mutex_acquire(&lock->dep_map, 0, 0, _RET_IP_);
> ret = rt_mutex_fastlock(lock, TASK_INTERRUPTIBLE, rt_mutex_slowlock);
> if (ret)
> - mutex_release(&lock->dep_map, 1, _RET_IP_);
> + mutex_release(&lock->dep_map, _RET_IP_);
>
> return ret;
> }
> @@ -1561,7 +1561,7 @@ int __sched __rt_mutex_futex_trylock(struct rt_mutex *lock)
> RT_MUTEX_MIN_CHAINWALK,
> rt_mutex_slowlock);
> if (ret)
> - mutex_release(&lock->dep_map, 1, _RET_IP_);
> + mutex_release(&lock->dep_map, _RET_IP_);
>
> return ret;
> }
> @@ -1600,7 +1600,7 @@ int __sched rt_mutex_trylock(struct rt_mutex *lock)
> */
> void __sched rt_mutex_unlock(struct rt_mutex *lock)
> {
> - mutex_release(&lock->dep_map, 1, _RET_IP_);
> + mutex_release(&lock->dep_map, _RET_IP_);
> rt_mutex_fastunlock(lock, rt_mutex_slowunlock);
> }
> EXPORT_SYMBOL_GPL(rt_mutex_unlock);
> diff --git a/kernel/locking/rwsem.c b/kernel/locking/rwsem.c
> index eef04551eae7..44e68761f432 100644
> --- a/kernel/locking/rwsem.c
> +++ b/kernel/locking/rwsem.c
> @@ -1504,7 +1504,7 @@ int __sched down_read_killable(struct rw_semaphore *sem)
> rwsem_acquire_read(&sem->dep_map, 0, 0, _RET_IP_);
>
> if (LOCK_CONTENDED_RETURN(sem, __down_read_trylock, __down_read_killable)) {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> return -EINTR;
> }
>
> @@ -1546,7 +1546,7 @@ int __sched down_write_killable(struct rw_semaphore *sem)
>
> if (LOCK_CONTENDED_RETURN(sem, __down_write_trylock,
> __down_write_killable)) {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> return -EINTR;
> }
>
> @@ -1573,7 +1573,7 @@ int down_write_trylock(struct rw_semaphore *sem)
> */
> void up_read(struct rw_semaphore *sem)
> {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> __up_read(sem);
> }
> EXPORT_SYMBOL(up_read);
> @@ -1583,7 +1583,7 @@ void up_read(struct rw_semaphore *sem)
> */
> void up_write(struct rw_semaphore *sem)
> {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> __up_write(sem);
> }
> EXPORT_SYMBOL(up_write);
> @@ -1639,7 +1639,7 @@ int __sched down_write_killable_nested(struct rw_semaphore *sem, int subclass)
>
> if (LOCK_CONTENDED_RETURN(sem, __down_write_trylock,
> __down_write_killable)) {
> - rwsem_release(&sem->dep_map, 1, _RET_IP_);
> + rwsem_release(&sem->dep_map, _RET_IP_);
> return -EINTR;
> }
>
> diff --git a/kernel/printk/printk.c b/kernel/printk/printk.c
> index ca65327a6de8..c8be5a0f5259 100644
> --- a/kernel/printk/printk.c
> +++ b/kernel/printk/printk.c
> @@ -248,7 +248,7 @@ static void __up_console_sem(unsigned long ip)
> {
> unsigned long flags;
>
> - mutex_release(&console_lock_dep_map, 1, ip);
> + mutex_release(&console_lock_dep_map, ip);
>
> printk_safe_enter_irqsave(flags);
> up(&console_sem);
> @@ -1679,20 +1679,20 @@ static int console_lock_spinning_disable_and_check(void)
> raw_spin_unlock(&console_owner_lock);
>
> if (!waiter) {
> - spin_release(&console_owner_dep_map, 1, _THIS_IP_);
> + spin_release(&console_owner_dep_map, _THIS_IP_);
> return 0;
> }
>
> /* The waiter is now free to continue */
> WRITE_ONCE(console_waiter, false);
>
> - spin_release(&console_owner_dep_map, 1, _THIS_IP_);
> + spin_release(&console_owner_dep_map, _THIS_IP_);
>
> /*
> * Hand off console_lock to waiter. The waiter will perform
> * the up(). After this, the waiter is the console_lock owner.
> */
> - mutex_release(&console_lock_dep_map, 1, _THIS_IP_);
> + mutex_release(&console_lock_dep_map, _THIS_IP_);
> return 1;
> }
>
> @@ -1746,7 +1746,7 @@ static int console_trylock_spinning(void)
> /* Owner will clear console_waiter on hand off */
> while (READ_ONCE(console_waiter))
> cpu_relax();
> - spin_release(&console_owner_dep_map, 1, _THIS_IP_);
> + spin_release(&console_owner_dep_map, _THIS_IP_);
>
> printk_safe_exit_irqrestore(flags);
> /*
> diff --git a/kernel/sched/core.c b/kernel/sched/core.c
> index f9a1346a5fa9..f845693e8e75 100644
> --- a/kernel/sched/core.c
> +++ b/kernel/sched/core.c
> @@ -3105,7 +3105,7 @@ static inline void finish_task(struct task_struct *prev)
> * do an early lockdep release here:
> */
> rq_unpin_lock(rq, rf);
> - spin_release(&rq->lock.dep_map, 1, _THIS_IP_);
> + spin_release(&rq->lock.dep_map, _THIS_IP_);
> #ifdef CONFIG_DEBUG_SPINLOCK
> /* this is a valid case when another task releases the spinlock */
> rq->lock.owner = next;
> diff --git a/lib/locking-selftest.c b/lib/locking-selftest.c
> index a1705545e6ac..14f44f59e733 100644
> --- a/lib/locking-selftest.c
> +++ b/lib/locking-selftest.c
> @@ -1475,7 +1475,7 @@ static void ww_test_edeadlk_normal(void)
>
> mutex_lock(&o2.base);
> o2.ctx = &t2;
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
>
> WWAI(&t);
> t2 = t;
> @@ -1500,7 +1500,7 @@ static void ww_test_edeadlk_normal_slow(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> @@ -1527,7 +1527,7 @@ static void ww_test_edeadlk_no_unlock(void)
>
> mutex_lock(&o2.base);
> o2.ctx = &t2;
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
>
> WWAI(&t);
> t2 = t;
> @@ -1551,7 +1551,7 @@ static void ww_test_edeadlk_no_unlock_slow(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> @@ -1576,7 +1576,7 @@ static void ww_test_edeadlk_acquire_more(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> @@ -1597,7 +1597,7 @@ static void ww_test_edeadlk_acquire_more_slow(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> @@ -1618,11 +1618,11 @@ static void ww_test_edeadlk_acquire_more_edeadlk(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> mutex_lock(&o3.base);
> - mutex_release(&o3.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o3.base.dep_map, _THIS_IP_);
> o3.ctx = &t2;
>
> WWAI(&t);
> @@ -1644,11 +1644,11 @@ static void ww_test_edeadlk_acquire_more_edeadlk_slow(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> mutex_lock(&o3.base);
> - mutex_release(&o3.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o3.base.dep_map, _THIS_IP_);
> o3.ctx = &t2;
>
> WWAI(&t);
> @@ -1669,7 +1669,7 @@ static void ww_test_edeadlk_acquire_wrong(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> @@ -1694,7 +1694,7 @@ static void ww_test_edeadlk_acquire_wrong_slow(void)
> int ret;
>
> mutex_lock(&o2.base);
> - mutex_release(&o2.base.dep_map, 1, _THIS_IP_);
> + mutex_release(&o2.base.dep_map, _THIS_IP_);
> o2.ctx = &t2;
>
> WWAI(&t);
> diff --git a/mm/memcontrol.c b/mm/memcontrol.c
> index 1c4c08b45e44..3956ab6dba14 100644
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -1800,7 +1800,7 @@ static void mem_cgroup_oom_unlock(struct mem_cgroup *memcg)
> struct mem_cgroup *iter;
>
> spin_lock(&memcg_oom_lock);
> - mutex_release(&memcg_oom_lock_dep_map, 1, _RET_IP_);
> + mutex_release(&memcg_oom_lock_dep_map, _RET_IP_);
> for_each_mem_cgroup_tree(iter, memcg)
> iter->oom_lock = false;
> spin_unlock(&memcg_oom_lock);
> diff --git a/net/core/sock.c b/net/core/sock.c
> index 07863edbe6fc..a988e70cdac5 100644
> --- a/net/core/sock.c
> +++ b/net/core/sock.c
> @@ -521,7 +521,7 @@ int __sk_receive_skb(struct sock *sk, struct sk_buff *skb,
>
> rc = sk_backlog_rcv(sk, skb);
>
> - mutex_release(&sk->sk_lock.dep_map, 1, _RET_IP_);
> + mutex_release(&sk->sk_lock.dep_map, _RET_IP_);
> } else if (sk_add_backlog(sk, skb, sk->sk_rcvbuf)) {
> bh_unlock_sock(sk);
> atomic_inc(&sk->sk_drops);
> diff --git a/tools/lib/lockdep/include/liblockdep/common.h b/tools/lib/lockdep/include/liblockdep/common.h
> index a81d91d4fc78..a6d7ee5f18ba 100644
> --- a/tools/lib/lockdep/include/liblockdep/common.h
> +++ b/tools/lib/lockdep/include/liblockdep/common.h
> @@ -42,8 +42,7 @@ void lockdep_init_map(struct lockdep_map *lock, const char *name,
> void lock_acquire(struct lockdep_map *lock, unsigned int subclass,
> int trylock, int read, int check,
> struct lockdep_map *nest_lock, unsigned long ip);
> -void lock_release(struct lockdep_map *lock, int nested,
> - unsigned long ip);
> +void lock_release(struct lockdep_map *lock, unsigned long ip);
> void lockdep_reset_lock(struct lockdep_map *lock);
> void lockdep_register_key(struct lock_class_key *key);
> void lockdep_unregister_key(struct lock_class_key *key);
> diff --git a/tools/lib/lockdep/include/liblockdep/mutex.h b/tools/lib/lockdep/include/liblockdep/mutex.h
> index 783dd0df06f9..bd106b82759b 100644
> --- a/tools/lib/lockdep/include/liblockdep/mutex.h
> +++ b/tools/lib/lockdep/include/liblockdep/mutex.h
> @@ -42,7 +42,7 @@ static inline int liblockdep_pthread_mutex_lock(liblockdep_pthread_mutex_t *lock
>
> static inline int liblockdep_pthread_mutex_unlock(liblockdep_pthread_mutex_t *lock)
> {
> - lock_release(&lock->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&lock->dep_map, (unsigned long)_RET_IP_);
> return pthread_mutex_unlock(&lock->mutex);
> }
>
> diff --git a/tools/lib/lockdep/include/liblockdep/rwlock.h b/tools/lib/lockdep/include/liblockdep/rwlock.h
> index 365762e3a1ea..6d5d2932bf4d 100644
> --- a/tools/lib/lockdep/include/liblockdep/rwlock.h
> +++ b/tools/lib/lockdep/include/liblockdep/rwlock.h
> @@ -44,7 +44,7 @@ static inline int liblockdep_pthread_rwlock_rdlock(liblockdep_pthread_rwlock_t *
>
> static inline int liblockdep_pthread_rwlock_unlock(liblockdep_pthread_rwlock_t *lock)
> {
> - lock_release(&lock->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&lock->dep_map, (unsigned long)_RET_IP_);
> return pthread_rwlock_unlock(&lock->rwlock);
> }
>
> diff --git a/tools/lib/lockdep/preload.c b/tools/lib/lockdep/preload.c
> index 76245d16196d..8f1adbe887b2 100644
> --- a/tools/lib/lockdep/preload.c
> +++ b/tools/lib/lockdep/preload.c
> @@ -270,7 +270,7 @@ int pthread_mutex_lock(pthread_mutex_t *mutex)
> */
> r = ll_pthread_mutex_lock(mutex);
> if (r)
> - lock_release(&__get_lock(mutex)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(mutex)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -284,7 +284,7 @@ int pthread_mutex_trylock(pthread_mutex_t *mutex)
> lock_acquire(&__get_lock(mutex)->dep_map, 0, 1, 0, 1, NULL, (unsigned long)_RET_IP_);
> r = ll_pthread_mutex_trylock(mutex);
> if (r)
> - lock_release(&__get_lock(mutex)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(mutex)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -295,7 +295,7 @@ int pthread_mutex_unlock(pthread_mutex_t *mutex)
>
> try_init_preload();
>
> - lock_release(&__get_lock(mutex)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(mutex)->dep_map, (unsigned long)_RET_IP_);
> /*
> * Just like taking a lock, only in reverse!
> *
> @@ -355,7 +355,7 @@ int pthread_rwlock_rdlock(pthread_rwlock_t *rwlock)
> lock_acquire(&__get_lock(rwlock)->dep_map, 0, 0, 2, 1, NULL, (unsigned long)_RET_IP_);
> r = ll_pthread_rwlock_rdlock(rwlock);
> if (r)
> - lock_release(&__get_lock(rwlock)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(rwlock)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -369,7 +369,7 @@ int pthread_rwlock_tryrdlock(pthread_rwlock_t *rwlock)
> lock_acquire(&__get_lock(rwlock)->dep_map, 0, 1, 2, 1, NULL, (unsigned long)_RET_IP_);
> r = ll_pthread_rwlock_tryrdlock(rwlock);
> if (r)
> - lock_release(&__get_lock(rwlock)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(rwlock)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -383,7 +383,7 @@ int pthread_rwlock_trywrlock(pthread_rwlock_t *rwlock)
> lock_acquire(&__get_lock(rwlock)->dep_map, 0, 1, 0, 1, NULL, (unsigned long)_RET_IP_);
> r = ll_pthread_rwlock_trywrlock(rwlock);
> if (r)
> - lock_release(&__get_lock(rwlock)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(rwlock)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -397,7 +397,7 @@ int pthread_rwlock_wrlock(pthread_rwlock_t *rwlock)
> lock_acquire(&__get_lock(rwlock)->dep_map, 0, 0, 0, 1, NULL, (unsigned long)_RET_IP_);
> r = ll_pthread_rwlock_wrlock(rwlock);
> if (r)
> - lock_release(&__get_lock(rwlock)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(rwlock)->dep_map, (unsigned long)_RET_IP_);
>
> return r;
> }
> @@ -408,7 +408,7 @@ int pthread_rwlock_unlock(pthread_rwlock_t *rwlock)
>
> init_preload();
>
> - lock_release(&__get_lock(rwlock)->dep_map, 0, (unsigned long)_RET_IP_);
> + lock_release(&__get_lock(rwlock)->dep_map, (unsigned long)_RET_IP_);
> r = ll_pthread_rwlock_unlock(rwlock);
> if (r)
> lock_acquire(&__get_lock(rwlock)->dep_map, 0, 0, 0, 1, NULL, (unsigned long)_RET_IP_);
> --
> 1.8.3.1
>