diff options
| author | Eric Dumazet <[email protected]> | 2024-04-18 07:32:45 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2024-04-19 11:34:08 +0100 |
| commit | 49e8ae53700212fbb26302df219922752e81fbd2 (patch) | |
| tree | 1f7638a2d70e8686d9a0201ae0dda1ead64342af /tools/perf/scripts/python/sched-migration.py | |
| parent | 13a9965de32457d59aa3162d657aa4c5e512c146 (diff) | |
net_sched: sch_hfsc: implement lockless accesses to q->defcls
Instead of relying on RTNL, hfsc_dump_qdisc() can use READ_ONCE()
annotation, paired with WRITE_ONCE() one in hfsc_change_qdisc().
Use READ_ONCE(q->defcls) in hfsc_classify() to
no longer acquire qdisc lock from hfsc_change_qdisc().
Signed-off-by: Eric Dumazet <[email protected]>
Reviewed-by: Simon Horman <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'tools/perf/scripts/python/sched-migration.py')
0 files changed, 0 insertions, 0 deletions