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| author | Eric Dumazet <edumazet@google.com> | 2014-03-05 22:14:34 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-03-07 02:24:54 +0400 |
| commit | 6f542efcbc74801eb4bfa0dbba64c2df6811b2d3 (patch) | |
| tree | de599fdf0df82a87994f7c4c91e11acf3885614d /net/mac80211/debugfs.c | |
| parent | e86800f9201d35b6b2aac1583a9bf9e3a0b0c70d (diff) | |
| download | linux-6f542efcbc74801eb4bfa0dbba64c2df6811b2d3.tar.xz | |
net_sched: htb: do not acquire qdisc lock in dump operations
htb_dump() and htb_dump_class() do not strictly need to acquire
qdisc lock to fetch qdisc and/or class parameters.
We hold RTNL and no changes can occur.
This reduces by 50% qdisc lock pressure while doing tc qdisc|class dump
operations.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mac80211/debugfs.c')
0 files changed, 0 insertions, 0 deletions