diff options
-rw-r--r-- | kernel/lockdep.c | 2 | ||||
-rw-r--r-- | kernel/lockdep_internals.h | 4 |
2 files changed, 5 insertions, 1 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 1b58a1bbcc87..9cf79858fd82 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c | |||
@@ -2303,7 +2303,7 @@ void trace_hardirqs_on_caller(unsigned long ip) | |||
2303 | * so this is racy by nature but loosing one hit | 2303 | * so this is racy by nature but loosing one hit |
2304 | * in a stat is not a big deal. | 2304 | * in a stat is not a big deal. |
2305 | */ | 2305 | */ |
2306 | this_cpu_inc(lockdep_stats.redundant_hardirqs_on); | 2306 | __debug_atomic_inc(redundant_hardirqs_on); |
2307 | return; | 2307 | return; |
2308 | } | 2308 | } |
2309 | /* we'll do an OFF -> ON transition: */ | 2309 | /* we'll do an OFF -> ON transition: */ |
diff --git a/kernel/lockdep_internals.h b/kernel/lockdep_internals.h index 2b174762fa0e..7de27a80f802 100644 --- a/kernel/lockdep_internals.h +++ b/kernel/lockdep_internals.h | |||
@@ -139,6 +139,9 @@ struct lockdep_stats { | |||
139 | 139 | ||
140 | DECLARE_PER_CPU(struct lockdep_stats, lockdep_stats); | 140 | DECLARE_PER_CPU(struct lockdep_stats, lockdep_stats); |
141 | 141 | ||
142 | #define __debug_atomic_inc(ptr) \ | ||
143 | this_cpu_inc(lockdep_stats.ptr); | ||
144 | |||
142 | #define debug_atomic_inc(ptr) { \ | 145 | #define debug_atomic_inc(ptr) { \ |
143 | WARN_ON_ONCE(!irqs_disabled()); \ | 146 | WARN_ON_ONCE(!irqs_disabled()); \ |
144 | this_cpu_inc(lockdep_stats.ptr); \ | 147 | this_cpu_inc(lockdep_stats.ptr); \ |
@@ -160,6 +163,7 @@ DECLARE_PER_CPU(struct lockdep_stats, lockdep_stats); | |||
160 | __total; \ | 163 | __total; \ |
161 | }) | 164 | }) |
162 | #else | 165 | #else |
166 | # define __debug_atomic_inc(ptr) do { } while (0) | ||
163 | # define debug_atomic_inc(ptr) do { } while (0) | 167 | # define debug_atomic_inc(ptr) do { } while (0) |
164 | # define debug_atomic_dec(ptr) do { } while (0) | 168 | # define debug_atomic_dec(ptr) do { } while (0) |
165 | # define debug_atomic_read(ptr) 0 | 169 | # define debug_atomic_read(ptr) 0 |