fs/erofs/zdata.c

1498

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

1500

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

1559

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

1563

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

1568

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

43

struct lockref lockref;

fs/erofs/zdata.c

572

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

576

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

579

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

628

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

629

if (pcl->lockref.count <= 0) {

fs/erofs/zdata.c

640

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

700

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

705

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

708

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

724

if (lockref_get_not_zero(&pcl->lockref))

fs/erofs/zdata.c

727

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

728

if (__lockref_is_dead(&pcl->lockref)) {

fs/erofs/zdata.c

729

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

733

if (!pcl->lockref.count++)

fs/erofs/zdata.c

735

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

753

lockref_init(&pcl->lockref); /* one ref for this request */

fs/erofs/zdata.c

883

if (pcl->lockref.count)

fs/erofs/zdata.c

900

lockref_mark_dead(&pcl->lockref);

fs/erofs/zdata.c

909

spin_lock(&pcl->lockref.lock);

fs/erofs/zdata.c

911

spin_unlock(&pcl->lockref.lock);

fs/erofs/zdata.c

945

if (lockref_put_or_lock(&pcl->lockref))

fs/erofs/zdata.c

948

DBG_BUGON(__lockref_is_dead(&pcl->lockref));

fs/erofs/zdata.c

949

if (!--pcl->lockref.count) {

fs/erofs/zdata.c

956

spin_unlock(&pcl->lockref.lock);

fs/gfs2/incore.h

338

struct lockref gl_lockref;

fs/gfs2/incore.h

449

struct lockref qd_lockref;

fs/xfs/xfs_buf.h

150

struct lockref b_lockref; /* refcount + lock */

fs/xfs/xfs_dquot.h

74

struct lockref q_lockref;

include/linux/dcache.h

114

struct lockref d_lockref; /* per-dentry lock and refcount

include/linux/lockref.h

43

static inline void lockref_init(struct lockref *lockref)

include/linux/lockref.h

45

spin_lock_init(&lockref->lock);

include/linux/lockref.h

46

lockref->count = 1;

include/linux/lockref.h

49

void lockref_get(struct lockref *lockref);

include/linux/lockref.h

50

int lockref_put_return(struct lockref *lockref);

include/linux/lockref.h

51

bool lockref_get_not_zero(struct lockref *lockref);

include/linux/lockref.h

52

bool lockref_put_or_lock(struct lockref *lockref) __cond_acquires(false, &lockref->lock);

include/linux/lockref.h

54

void lockref_mark_dead(struct lockref *lockref);

include/linux/lockref.h

55

bool lockref_get_not_dead(struct lockref *lockref);

include/linux/lockref.h

58

static inline bool __lockref_is_dead(const struct lockref *l)

lib/lockref.c

108

bool lockref_put_or_lock(struct lockref *lockref)

lib/lockref.c

118

spin_lock(&lockref->lock);

lib/lockref.c

119

if (lockref->count <= 1)

lib/lockref.c

121

lockref->count--;

lib/lockref.c

122

spin_unlock(&lockref->lock);

lib/lockref.c

13

struct lockref old; \

lib/lockref.c

131

void lockref_mark_dead(struct lockref *lockref)

lib/lockref.c

133

assert_spin_locked(&lockref->lock);

lib/lockref.c

134

lockref->count = -128;

lib/lockref.c

143

bool lockref_get_not_dead(struct lockref *lockref)

lib/lockref.c

15

old.lock_count = READ_ONCE(lockref->lock_count); \

lib/lockref.c

155

spin_lock(&lockref->lock);

lib/lockref.c

156

if (lockref->count >= 0) {

lib/lockref.c

157

lockref->count++;

lib/lockref.c

160

spin_unlock(&lockref->lock);

lib/lockref.c

17

struct lockref new = old; \

lib/lockref.c

19

if (likely(try_cmpxchg64_relaxed(&lockref->lock_count, \

lib/lockref.c

42

void lockref_get(struct lockref *lockref)

lib/lockref.c

50

spin_lock(&lockref->lock);

lib/lockref.c

51

lockref->count++;

lib/lockref.c

52

spin_unlock(&lockref->lock);

lib/lockref.c

61

bool lockref_get_not_zero(struct lockref *lockref)

lib/lockref.c

73

spin_lock(&lockref->lock);

lib/lockref.c

74

if (lockref->count > 0) {

lib/lockref.c

75

lockref->count++;

lib/lockref.c

78

spin_unlock(&lockref->lock);

lib/lockref.c

90

int lockref_put_return(struct lockref *lockref)