diff options
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index f1f853a9d5eb..ce7667616fcb 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h | |||
| @@ -485,6 +485,7 @@ struct perf_guest_info_callbacks { | |||
| 485 | #include <linux/ftrace.h> | 485 | #include <linux/ftrace.h> |
| 486 | #include <linux/cpu.h> | 486 | #include <linux/cpu.h> |
| 487 | #include <asm/atomic.h> | 487 | #include <asm/atomic.h> |
| 488 | #include <asm/local.h> | ||
| 488 | 489 | ||
| 489 | #define PERF_MAX_STACK_DEPTH 255 | 490 | #define PERF_MAX_STACK_DEPTH 255 |
| 490 | 491 | ||
| @@ -588,20 +589,18 @@ struct perf_mmap_data { | |||
| 588 | #ifdef CONFIG_PERF_USE_VMALLOC | 589 | #ifdef CONFIG_PERF_USE_VMALLOC |
| 589 | struct work_struct work; | 590 | struct work_struct work; |
| 590 | #endif | 591 | #endif |
| 591 | int data_order; | 592 | int data_order; /* allocation order */ |
| 592 | int nr_pages; /* nr of data pages */ | 593 | int nr_pages; /* nr of data pages */ |
| 593 | int writable; /* are we writable */ | 594 | int writable; /* are we writable */ |
| 594 | int nr_locked; /* nr pages mlocked */ | 595 | int nr_locked; /* nr pages mlocked */ |
| 595 | 596 | ||
| 596 | atomic_t poll; /* POLL_ for wakeups */ | 597 | atomic_t poll; /* POLL_ for wakeups */ |
| 597 | atomic_t events; /* event_id limit */ | ||
| 598 | 598 | ||
| 599 | atomic_long_t head; /* write position */ | 599 | local_t head; /* write position */ |
| 600 | 600 | local_t nest; /* nested writers */ | |
| 601 | atomic_t wakeup; /* needs a wakeup */ | 601 | local_t events; /* event limit */ |
| 602 | atomic_t lost; /* nr records lost */ | 602 | local_t wakeup; /* needs a wakeup */ |
| 603 | 603 | local_t lost; /* nr records lost */ | |
| 604 | atomic_t nest; /* nested writers */ | ||
| 605 | 604 | ||
| 606 | long watermark; /* wakeup watermark */ | 605 | long watermark; /* wakeup watermark */ |
| 607 | 606 | ||
