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| author |   Eric Dumazet <edumazet@google.com> | 2024-04-18 07:32:45 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2024-04-19 11:34:08 +0100 |
| commit | 49e8ae53700212fbb26302df219922752e81fbd2 (patch) | |
| tree | 1f7638a2d70e8686d9a0201ae0dda1ead64342af /net/ipv6/sysctl_net_ipv6.c | |
| parent | net_sched: sch_fq_pie: implement lockless fq_pie_dump() (diff) | |
| download | wireguard-linux-49e8ae53700212fbb26302df219922752e81fbd2.tar.xz wireguard-linux-49e8ae53700212fbb26302df219922752e81fbd2.zip | |
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 <edumazet@google.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/sysctl_net_ipv6.c')
0 files changed, 0 insertions, 0 deletions