diff options
| author | Hugh Dickins <hugh@veritas.com> | 2005-10-29 18:15:58 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-10-29 21:40:37 -0700 |
| commit | 7c1fd6b964860cdcf44b6b98d7dcd8cc16a0a26d (patch) | |
| tree | 0193feec4e7a43ce2f15f659cd5c56776da60ce5 /mm/mmap.c | |
| parent | a8fb5618dab7e45c8990f3155628d772a9ed45f9 (diff) | |
| download | lwn-7c1fd6b964860cdcf44b6b98d7dcd8cc16a0a26d.tar.gz lwn-7c1fd6b964860cdcf44b6b98d7dcd8cc16a0a26d.zip | |
[PATCH] mm: exit_mmap need not reset
exit_mmap resets various mm_struct fields, but the mm is well on its way out,
and none of those fields matter by this point.
Signed-off-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm/mmap.c')
| -rw-r--r-- | mm/mmap.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/mm/mmap.c b/mm/mmap.c index a3984fad3fc2..459b9f068ad7 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1948,12 +1948,6 @@ void exit_mmap(struct mm_struct *mm) free_pgtables(&tlb, vma, FIRST_USER_ADDRESS, 0); tlb_finish_mmu(tlb, 0, end); - mm->mmap = mm->mmap_cache = NULL; - mm->mm_rb = RB_ROOT; - set_mm_counter(mm, rss, 0); - mm->total_vm = 0; - mm->locked_vm = 0; - spin_unlock(&mm->page_table_lock); /* |