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| author | Eric Dumazet <[email protected]> | 2014-03-05 18:14:34 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2014-03-06 22:24:54 +0000 |
| commit | 6f542efcbc74801eb4bfa0dbba64c2df6811b2d3 (patch) | |
| tree | de599fdf0df82a87994f7c4c91e11acf3885614d /drivers/net/xen-netback/interface.c | |
| parent | Merge branch '6lowpan' (diff) | |
| download | kernel-6f542efcbc74801eb4bfa0dbba64c2df6811b2d3.tar.gz kernel-6f542efcbc74801eb4bfa0dbba64c2df6811b2d3.zip | |
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 <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'drivers/net/xen-netback/interface.c')
0 files changed, 0 insertions, 0 deletions