locking: Rename __RAW_SPIN_LOCK_UNLOCKED to __ARCH_SPIN_LOCK_UNLOCKED

[deliverable/linux.git] / kernel / trace / trace.c

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 88bd9ae2a9ed9b71b881c665f7cdb4eb722cf309..63bc1cc3821979dfb6663d3d28af57579174a48a 100644 (file)
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -86,17 +86,17 @@ static int dummy_set_flag(u32 old_flags, u32 bit, int set)
  */
 static int tracing_disabled = 1;
 
-DEFINE_PER_CPU(local_t, ftrace_cpu_disabled);
+DEFINE_PER_CPU(int, ftrace_cpu_disabled);
 
 static inline void ftrace_disable_cpu(void)
 {
        preempt_disable();
-       local_inc(&__get_cpu_var(ftrace_cpu_disabled));
+       __this_cpu_inc(per_cpu_var(ftrace_cpu_disabled));
 }
 
 static inline void ftrace_enable_cpu(void)
 {
-       local_dec(&__get_cpu_var(ftrace_cpu_disabled));
+       __this_cpu_dec(per_cpu_var(ftrace_cpu_disabled));
        preempt_enable();
 }
 
@@ -203,7 +203,7 @@ cycle_t ftrace_now(int cpu)
  */
 static struct trace_array      max_tr;
 
-static DEFINE_PER_CPU(struct trace_array_cpu, max_data);
+static DEFINE_PER_CPU(struct trace_array_cpu, max_tr_data);
 
 /* tracer_enabled is used to toggle activation of a tracer */
 static int                     tracer_enabled = 1;
@@ -493,15 +493,15 @@ static ssize_t trace_seq_to_buffer(struct trace_seq *s, void *buf, size_t cnt)
  * protected by per_cpu spinlocks. But the action of the swap
  * needs its own lock.
  *
- * This is defined as a raw_spinlock_t in order to help
+ * This is defined as a arch_spinlock_t in order to help
  * with performance when lockdep debugging is enabled.
  *
  * It is also used in other places outside the update_max_tr
  * so it needs to be defined outside of the
  * CONFIG_TRACER_MAX_TRACE.
  */
-static raw_spinlock_t ftrace_max_lock =
-       (raw_spinlock_t)__RAW_SPIN_LOCK_UNLOCKED;
+static arch_spinlock_t ftrace_max_lock =
+       (arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
 
 #ifdef CONFIG_TRACER_MAX_TRACE
 unsigned long __read_mostly    tracing_max_latency;
@@ -802,7 +802,7 @@ static unsigned map_pid_to_cmdline[PID_MAX_DEFAULT+1];
 static unsigned map_cmdline_to_pid[SAVED_CMDLINES];
 static char saved_cmdlines[SAVED_CMDLINES][TASK_COMM_LEN];
 static int cmdline_idx;
-static raw_spinlock_t trace_cmdline_lock = __RAW_SPIN_LOCK_UNLOCKED;
+static arch_spinlock_t trace_cmdline_lock = __ARCH_SPIN_LOCK_UNLOCKED;
 
 /* temporary disable recording */
 static atomic_t trace_record_cmdline_disabled __read_mostly;
@@ -1085,7 +1085,7 @@ trace_function(struct trace_array *tr,
        struct ftrace_entry *entry;
 
        /* If we are reading the ring buffer, don't trace */
-       if (unlikely(local_read(&__get_cpu_var(ftrace_cpu_disabled))))
+       if (unlikely(__this_cpu_read(per_cpu_var(ftrace_cpu_disabled))))
                return;
 
        event = trace_buffer_lock_reserve(buffer, TRACE_FN, sizeof(*entry),
@@ -1251,8 +1251,8 @@ ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3)
  */
 int trace_vbprintk(unsigned long ip, const char *fmt, va_list args)
 {
-       static raw_spinlock_t trace_buf_lock =
-               (raw_spinlock_t)__RAW_SPIN_LOCK_UNLOCKED;
+       static arch_spinlock_t trace_buf_lock =
+               (arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
        static u32 trace_buf[TRACE_BUF_SIZE];
 
        struct ftrace_event_call *call = &event_bprint;
@@ -1334,7 +1334,7 @@ int trace_array_printk(struct trace_array *tr,
 int trace_array_vprintk(struct trace_array *tr,
                        unsigned long ip, const char *fmt, va_list args)
 {
-       static raw_spinlock_t trace_buf_lock = __RAW_SPIN_LOCK_UNLOCKED;
+       static arch_spinlock_t trace_buf_lock = __ARCH_SPIN_LOCK_UNLOCKED;
        static char trace_buf[TRACE_BUF_SIZE];
 
        struct ftrace_event_call *call = &event_print;
@@ -4307,8 +4307,8 @@ trace_printk_seq(struct trace_seq *s)
 
 static void __ftrace_dump(bool disable_tracing)
 {
-       static raw_spinlock_t ftrace_dump_lock =
-               (raw_spinlock_t)__RAW_SPIN_LOCK_UNLOCKED;
+       static arch_spinlock_t ftrace_dump_lock =
+               (arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED;
        /* use static because iter can be a bit big for the stack */
        static struct trace_iterator iter;
        unsigned int old_userobj;
@@ -4454,7 +4454,7 @@ __init static int tracer_alloc_buffers(void)
        /* Allocate the first page for all buffers */
        for_each_tracing_cpu(i) {
                global_trace.data[i] = &per_cpu(global_trace_cpu, i);
-               max_tr.data[i] = &per_cpu(max_data, i);
+               max_tr.data[i] = &per_cpu(max_tr_data, i);
        }
 
        trace_init_cmdlines();