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authorPeter Zijlstra <a.p.zijlstra@chello.nl>2009-06-05 14:04:55 +0200
committerIngo Molnar <mingo@elte.hu>2009-06-05 14:46:41 +0200
commit089dd79db9264dc0da602bad45d42f1b3e7d1e07 (patch)
tree017b1efd0bc4f3d15b92ed6fae5dfc3d1b164872 /include/linux/perf_counter.h
parentf7b6eb3fa07269da20dbbde8ba37a0273fdbd9c9 (diff)
downloadblackbird-op-linux-089dd79db9264dc0da602bad45d42f1b3e7d1e07.tar.gz
blackbird-op-linux-089dd79db9264dc0da602bad45d42f1b3e7d1e07.zip
perf_counter: Generate mmap events for install_special_mapping()
In order to track the vdso also generate mmap events for install_special_mapping(). Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl> Cc: Mike Galbraith <efault@gmx.de> Cc: Paul Mackerras <paulus@samba.org> Cc: Arnaldo Carvalho de Melo <acme@redhat.com> LKML-Reference: <new-submission> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/perf_counter.h')
-rw-r--r--include/linux/perf_counter.h14
1 files changed, 8 insertions, 6 deletions
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 6ca403acd419..40dc0e273d9c 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -617,8 +617,13 @@ static inline int is_software_counter(struct perf_counter *counter)
extern void perf_swcounter_event(u32, u64, int, struct pt_regs *, u64);
-extern void perf_counter_mmap(unsigned long addr, unsigned long len,
- unsigned long pgoff, struct file *file);
+extern void __perf_counter_mmap(struct vm_area_struct *vma);
+
+static inline void perf_counter_mmap(struct vm_area_struct *vma)
+{
+ if (vma->vm_flags & VM_EXEC)
+ __perf_counter_mmap(vma);
+}
extern void perf_counter_comm(struct task_struct *tsk);
extern void perf_counter_fork(struct task_struct *tsk);
@@ -668,10 +673,7 @@ static inline void
perf_swcounter_event(u32 event, u64 nr, int nmi,
struct pt_regs *regs, u64 addr) { }
-static inline void
-perf_counter_mmap(unsigned long addr, unsigned long len,
- unsigned long pgoff, struct file *file) { }
-
+static inline void perf_counter_mmap(struct vm_area_struct *vma) { }
static inline void perf_counter_comm(struct task_struct *tsk) { }
static inline void perf_counter_fork(struct task_struct *tsk) { }
static inline void perf_counter_init(void) { }
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