oprofile: rename variables in add_ibs_begin()

This unifies usage of variable names within oprofile.

Signed-off-by: Robert Richter <robert.richter@amd.com>

diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index bf8fcc7..21fd249 100644 (file)
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -325,36 +325,36 @@ static void add_trace_begin(void)
  */
 static void add_ibs_begin(int cpu, int code, struct mm_struct *mm)
 {
-       unsigned long rip;
+       unsigned long pc;
        int i, count;
-       unsigned long ibs_cookie = 0;
+       unsigned long cookie = 0;
        off_t offset;
        struct op_sample *sample;
 
        sample = op_cpu_buffer_read_entry(cpu);
        if (!sample)
                return;
-       rip = sample->eip;
+       pc = sample->eip;
 
 #ifdef __LP64__
-       rip += sample->event << 32;
+       pc += sample->event << 32;
 #endif
 
        if (mm) {
-               ibs_cookie = lookup_dcookie(mm, rip, &offset);
+               cookie = lookup_dcookie(mm, pc, &offset);
 
-               if (ibs_cookie == NO_COOKIE)
-                       offset = rip;
-               if (ibs_cookie == INVALID_COOKIE) {
+               if (cookie == NO_COOKIE)
+                       offset = pc;
+               if (cookie == INVALID_COOKIE) {
                        atomic_inc(&oprofile_stats.sample_lost_no_mapping);
-                       offset = rip;
+                       offset = pc;
                }
-               if (ibs_cookie != last_cookie) {
-                       add_cookie_switch(ibs_cookie);
-                       last_cookie = ibs_cookie;
+               if (cookie != last_cookie) {
+                       add_cookie_switch(cookie);
+                       last_cookie = cookie;
                }
        } else
-               offset = rip;
+               offset = pc;
 
        add_event_entry(ESCAPE_CODE);
        add_event_entry(code);