flowcache: make flow_cache_hash_size() return "unsigned int"
authorAlexey Dobriyan <adobriyan@gmail.com>
Sun, 2 Apr 2017 21:52:29 +0000 (00:52 +0300)
committerDavid S. Miller <davem@davemloft.net>
Tue, 4 Apr 2017 02:04:48 +0000 (19:04 -0700)
commitf31cc7e8155f392583a1e3cc2e83ddbc43bacbb3
tree2d851673a77f3f7ac8a3cccd910cde71557820da
parent5a17d9ed9ad702af800f184b13817e056618ba03
flowcache: make flow_cache_hash_size() return "unsigned int"

Hash size can't negative so "unsigned int" is logically correct.

Propagate "unsigned int" to loop counters.

Space savings:

add/remove: 0/0 grow/shrink: 2/2 up/down: 6/-18 (-12)
function                                     old     new   delta
flow_cache_flush_tasklet                     362     365      +3
__flow_cache_shrink                          333     336      +3
flow_cache_cpu_up_prep                       178     171      -7
flow_cache_lookup                           1159    1148     -11

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/core/flow.c