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| author | Peter Zijlstra <a.p.zijlstra@chello.nl> | 2009-06-05 14:04:55 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-06-05 14:46:41 +0200 |
| commit | 089dd79db9264dc0da602bad45d42f1b3e7d1e07 (patch) | |
| tree | 017b1efd0bc4f3d15b92ed6fae5dfc3d1b164872 /mm/mmap.c | |
| parent | f7b6eb3fa07269da20dbbde8ba37a0273fdbd9c9 (diff) | |
| download | lwn-089dd79db9264dc0da602bad45d42f1b3e7d1e07.tar.gz lwn-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 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index 6451ce2854b9..8101de490c73 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1220,8 +1220,7 @@ munmap_back: if (correct_wcount) atomic_inc(&inode->i_writecount); out: - if (vm_flags & VM_EXEC) - perf_counter_mmap(addr, len, pgoff, file); + perf_counter_mmap(vma); mm->total_vm += len >> PAGE_SHIFT; vm_stat_account(mm, vm_flags, file, len >> PAGE_SHIFT); @@ -2309,6 +2308,8 @@ int install_special_mapping(struct mm_struct *mm, mm->total_vm += len >> PAGE_SHIFT; + perf_counter_mmap(vma); + return 0; } |