aboutsummaryrefslogtreecommitdiff
path: root/kernel/lockdep.c
diff options
context:
space:
mode:
Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c16
1 files changed, 5 insertions, 11 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 3673a3f44d9..981cd485428 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -433,13 +433,6 @@ atomic_t nr_find_usage_forwards_checks;
atomic_t nr_find_usage_forwards_recursions;
atomic_t nr_find_usage_backwards_checks;
atomic_t nr_find_usage_backwards_recursions;
-# define debug_atomic_inc(ptr) atomic_inc(ptr)
-# define debug_atomic_dec(ptr) atomic_dec(ptr)
-# define debug_atomic_read(ptr) atomic_read(ptr)
-#else
-# define debug_atomic_inc(ptr) do { } while (0)
-# define debug_atomic_dec(ptr) do { } while (0)
-# define debug_atomic_read(ptr) 0
#endif
/*
@@ -1900,9 +1893,9 @@ print_irq_inversion_bug(struct task_struct *curr, struct lock_class *other,
curr->comm, task_pid_nr(curr));
print_lock(this);
if (forwards)
- printk("but this lock took another, %s-irq-unsafe lock in the past:\n", irqclass);
+ printk("but this lock took another, %s-unsafe lock in the past:\n", irqclass);
else
- printk("but this lock was taken by another, %s-irq-safe lock in the past:\n", irqclass);
+ printk("but this lock was taken by another, %s-safe lock in the past:\n", irqclass);
print_lock_name(other);
printk("\n\nand interrupts could create inverse lock ordering between them.\n\n");
@@ -2015,7 +2008,8 @@ typedef int (*check_usage_f)(struct task_struct *, struct held_lock *,
enum lock_usage_bit bit, const char *name);
static int
-mark_lock_irq(struct task_struct *curr, struct held_lock *this, int new_bit)
+mark_lock_irq(struct task_struct *curr, struct held_lock *this,
+ enum lock_usage_bit new_bit)
{
int excl_bit = exclusive_bit(new_bit);
int read = new_bit & 1;
@@ -2043,7 +2037,7 @@ mark_lock_irq(struct task_struct *curr, struct held_lock *this, int new_bit)
* states.
*/
if ((!read || !dir || STRICT_READ_CHECKS) &&
- !usage(curr, this, excl_bit, state_name(new_bit)))
+ !usage(curr, this, excl_bit, state_name(new_bit & ~1)))
return 0;
/*