diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/oprofile/buffer_sync.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c index bf8fcc7163da..21fd249b6e0b 100644 --- a/drivers/oprofile/buffer_sync.c +++ b/drivers/oprofile/buffer_sync.c | |||
@@ -325,36 +325,36 @@ static void add_trace_begin(void) | |||
325 | */ | 325 | */ |
326 | static void add_ibs_begin(int cpu, int code, struct mm_struct *mm) | 326 | static void add_ibs_begin(int cpu, int code, struct mm_struct *mm) |
327 | { | 327 | { |
328 | unsigned long rip; | 328 | unsigned long pc; |
329 | int i, count; | 329 | int i, count; |
330 | unsigned long ibs_cookie = 0; | 330 | unsigned long cookie = 0; |
331 | off_t offset; | 331 | off_t offset; |
332 | struct op_sample *sample; | 332 | struct op_sample *sample; |
333 | 333 | ||
334 | sample = op_cpu_buffer_read_entry(cpu); | 334 | sample = op_cpu_buffer_read_entry(cpu); |
335 | if (!sample) | 335 | if (!sample) |
336 | return; | 336 | return; |
337 | rip = sample->eip; | 337 | pc = sample->eip; |
338 | 338 | ||
339 | #ifdef __LP64__ | 339 | #ifdef __LP64__ |
340 | rip += sample->event << 32; | 340 | pc += sample->event << 32; |
341 | #endif | 341 | #endif |
342 | 342 | ||
343 | if (mm) { | 343 | if (mm) { |
344 | ibs_cookie = lookup_dcookie(mm, rip, &offset); | 344 | cookie = lookup_dcookie(mm, pc, &offset); |
345 | 345 | ||
346 | if (ibs_cookie == NO_COOKIE) | 346 | if (cookie == NO_COOKIE) |
347 | offset = rip; | 347 | offset = pc; |
348 | if (ibs_cookie == INVALID_COOKIE) { | 348 | if (cookie == INVALID_COOKIE) { |
349 | atomic_inc(&oprofile_stats.sample_lost_no_mapping); | 349 | atomic_inc(&oprofile_stats.sample_lost_no_mapping); |
350 | offset = rip; | 350 | offset = pc; |
351 | } | 351 | } |
352 | if (ibs_cookie != last_cookie) { | 352 | if (cookie != last_cookie) { |
353 | add_cookie_switch(ibs_cookie); | 353 | add_cookie_switch(cookie); |
354 | last_cookie = ibs_cookie; | 354 | last_cookie = cookie; |
355 | } | 355 | } |
356 | } else | 356 | } else |
357 | offset = rip; | 357 | offset = pc; |
358 | 358 | ||
359 | add_event_entry(ESCAPE_CODE); | 359 | add_event_entry(ESCAPE_CODE); |
360 | add_event_entry(code); | 360 | add_event_entry(code); |