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| author | Miquel Raynal <[email protected]> | 2023-02-14 13:50:33 +0000 |
|---|---|---|
| committer | Stefan Schmidt <[email protected]> | 2023-02-18 15:44:53 +0000 |
| commit | 1375e3ba9d773f2dbac96ebddfdd0d160276ca40 (patch) | |
| tree | 127339b391bab4a0e043e9e44975206fc051c23c /tools/testing/selftests/bpf/prog_tests/queue_stack_map.c | |
| parent | ieee802154: Change error code on monitor scan netlink request (diff) | |
| download | kernel-1375e3ba9d773f2dbac96ebddfdd0d160276ca40.tar.gz kernel-1375e3ba9d773f2dbac96ebddfdd0d160276ca40.zip | |
mac802154: Send beacons using the MLME Tx path
Using ieee802154_subif_start_xmit() to bypass the net queue when
sending beacons is broken because it does not acquire the
HARD_TX_LOCK(), hence not preventing datagram buffers to be smashed by
beacons upon contention situation. Using the mlme_tx helper is not the
best fit either but at least it is not buggy and has little-to-no
performance hit. More details are given in the comment explaining this
choice in the code.
Fixes: 3accf4762734 ("mac802154: Handle basic beaconing")
Reported-by: Alexander Aring <[email protected]>
Signed-off-by: Miquel Raynal <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Stefan Schmidt <[email protected]>
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests/queue_stack_map.c')
0 files changed, 0 insertions, 0 deletions