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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2015-03-23 19:18:27 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-03-23 19:18:27 +0300
commit188933ac139a6f8ab06cad369bd0200af947b00d (patch)
treec4c107528fcf6b82e32a93b0596e13eea7aa9385 /include/linux/srcu.h
parent4ed0e032c3cf27c6fabc154164d003c4e0ac4654 (diff)
parentbc465aa9d045feb0e13b4a8f32cc33c1943f62d6 (diff)
downloadlinux-188933ac139a6f8ab06cad369bd0200af947b00d.tar.xz
Merge tag 'v4.0-rc5' into next
Merge with the latest upstream to synchronize Synaptics changes and bring in new infrastructure pieces. Conflicts: drivers/input/mouse/synaptics.c
Diffstat (limited to 'include/linux/srcu.h')
-rw-r--r--include/linux/srcu.h14
1 files changed, 6 insertions, 8 deletions
diff --git a/include/linux/srcu.h b/include/linux/srcu.h
index a2783cb5d275..9cfd9623fb03 100644
--- a/include/linux/srcu.h
+++ b/include/linux/srcu.h
@@ -45,7 +45,7 @@ struct rcu_batch {
#define RCU_BATCH_INIT(name) { NULL, &(name.head) }
struct srcu_struct {
- unsigned completed;
+ unsigned long completed;
struct srcu_struct_array __percpu *per_cpu_ref;
spinlock_t queue_lock; /* protect ->batch_queue, ->running */
bool running;
@@ -102,13 +102,11 @@ void process_srcu(struct work_struct *work);
* define and init a srcu struct at build time.
* dont't call init_srcu_struct() nor cleanup_srcu_struct() on it.
*/
-#define DEFINE_SRCU(name) \
+#define __DEFINE_SRCU(name, is_static) \
static DEFINE_PER_CPU(struct srcu_struct_array, name##_srcu_array);\
- struct srcu_struct name = __SRCU_STRUCT_INIT(name);
-
-#define DEFINE_STATIC_SRCU(name) \
- static DEFINE_PER_CPU(struct srcu_struct_array, name##_srcu_array);\
- static struct srcu_struct name = __SRCU_STRUCT_INIT(name);
+ is_static struct srcu_struct name = __SRCU_STRUCT_INIT(name)
+#define DEFINE_SRCU(name) __DEFINE_SRCU(name, /* not static */)
+#define DEFINE_STATIC_SRCU(name) __DEFINE_SRCU(name, static)
/**
* call_srcu() - Queue a callback for invocation after an SRCU grace period
@@ -135,7 +133,7 @@ int __srcu_read_lock(struct srcu_struct *sp) __acquires(sp);
void __srcu_read_unlock(struct srcu_struct *sp, int idx) __releases(sp);
void synchronize_srcu(struct srcu_struct *sp);
void synchronize_srcu_expedited(struct srcu_struct *sp);
-long srcu_batches_completed(struct srcu_struct *sp);
+unsigned long srcu_batches_completed(struct srcu_struct *sp);
void srcu_barrier(struct srcu_struct *sp);
#ifdef CONFIG_DEBUG_LOCK_ALLOC