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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 /mm/mmap.c
parentf7b6eb3fa07269da20dbbde8ba37a0273fdbd9c9 (diff)
downloadlwn-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.c5
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;
}