diff options
Diffstat (limited to 'include/linux/perf_event.h')
| -rw-r--r-- | include/linux/perf_event.h | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index fb6c91eac7e..5d0266d9498 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -585,6 +585,7 @@ enum perf_event_active_state { struct file; struct perf_mmap_data { + atomic_t refcount; struct rcu_head rcu_head; #ifdef CONFIG_PERF_USE_VMALLOC struct work_struct work; @@ -592,7 +593,6 @@ struct perf_mmap_data { #endif int nr_pages; /* nr of data pages */ int writable; /* are we writable */ - int nr_locked; /* nr pages mlocked */ atomic_t poll; /* POLL_ for wakeups */ @@ -631,6 +631,9 @@ struct swevent_hlist { struct rcu_head rcu_head; }; +#define PERF_ATTACH_CONTEXT 0x01 +#define PERF_ATTACH_GROUP 0x02 + /** * struct perf_event - performance event kernel representation: */ @@ -643,10 +646,10 @@ struct perf_event { int nr_siblings; int group_flags; struct perf_event *group_leader; - struct perf_event *output; const struct pmu *pmu; enum perf_event_active_state state; + unsigned int attach_state; atomic64_t count; /* @@ -704,6 +707,8 @@ struct perf_event { /* mmap bits */ struct mutex mmap_mutex; atomic_t mmap_count; + int mmap_locked; + struct user_struct *mmap_user; struct perf_mmap_data *data; /* poll related */ |