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| author | Oleg Nesterov <oleg@redhat.com> | 2012-08-08 17:17:46 +0200 |
|---|---|---|
| committer | Oleg Nesterov <oleg@redhat.com> | 2012-08-28 18:21:19 +0200 |
| commit | 61559a8165da2b6bab7621ac36379c6280efacb6 (patch) | |
| tree | 22d885fda72ffadbaa735ceeeabd266177d66eab /kernel/events | |
| parent | f8ac4ec9c064b330dcc49e03c450fe74298c4622 (diff) | |
| download | linux-61559a8165da2b6bab7621ac36379c6280efacb6.tar.gz linux-61559a8165da2b6bab7621ac36379c6280efacb6.tar.bz2 linux-61559a8165da2b6bab7621ac36379c6280efacb6.zip | |
uprobes: Fold uprobe_reset_state() into uprobe_dup_mmap()
Now that we have uprobe_dup_mmap() we can fold uprobe_reset_state()
into the new hook and remove it. mmput()->uprobe_clear_state() can't
be called before dup_mmap().
Signed-off-by: Oleg Nesterov <oleg@redhat.com>
Acked-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Diffstat (limited to 'kernel/events')
| -rw-r--r-- | kernel/events/uprobes.c | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/kernel/events/uprobes.c b/kernel/events/uprobes.c index 33870b17e1dd..610e1c8050cf 100644 --- a/kernel/events/uprobes.c +++ b/kernel/events/uprobes.c @@ -1148,16 +1148,10 @@ void uprobe_clear_state(struct mm_struct *mm) kfree(area); } -/* - * uprobe_reset_state - Free the area allocated for slots. - */ -void uprobe_reset_state(struct mm_struct *mm) -{ - mm->uprobes_state.xol_area = NULL; -} - void uprobe_dup_mmap(struct mm_struct *oldmm, struct mm_struct *newmm) { + newmm->uprobes_state.xol_area = NULL; + if (test_bit(MMF_HAS_UPROBES, &oldmm->flags)) set_bit(MMF_HAS_UPROBES, &newmm->flags); } |