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| author | Piotr Kwapulinski <[email protected]> | 2015-06-24 16:58:39 -0700 |
|---|---|---|
| committer | Linus Torvalds <[email protected]> | 2015-06-24 17:49:45 -0700 |
| commit | e37609bb36f706c954e82e580e2e790e9d5caef8 (patch) | |
| tree | 59b5af0dc55b58fc8b4c0ce68507b3ee5afb687b /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | 93ada579b0eea06f808aef08ead64bb230fb7851 (diff) | |
mm/mmap.c: optimization of do_mmap_pgoff function
The simple check for zero length memory mapping may be performed
earlier. So that in case of zero length memory mapping some unnecessary
code is not executed at all. It does not make the code less readable
and saves some CPU cycles.
Signed-off-by: Piotr Kwapulinski <[email protected]>
Acked-by: Michal Hocko <[email protected]>
Acked-by: Rik van Riel <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions