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| author | Sebastian Andrzej Siewior <[email protected]> | 2025-05-12 09:27:33 +0000 |
|---|---|---|
| committer | Paolo Abeni <[email protected]> | 2025-05-15 13:23:31 +0000 |
| commit | 82d9e6b9a0a164719a8df7584d9f7e42de443698 (patch) | |
| tree | 083e88e6deeaba64ed170c5f8227f5ba332cdab0 /rust/macros/paste.rs | |
| parent | net/sched: Use nested-BH locking for sch_frag_data_storage (diff) | |
| download | kernel-82d9e6b9a0a164719a8df7584d9f7e42de443698.tar.gz kernel-82d9e6b9a0a164719a8df7584d9f7e42de443698.zip | |
mptcp: Use nested-BH locking for hmac_storage
mptcp_delegated_actions is a per-CPU variable and relies on disabled BH for its
locking. Without per-CPU locking in local_bh_disable() on PREEMPT_RT this data
structure requires explicit locking.
Add a local_lock_t to the data structure and use local_lock_nested_bh() for
locking. This change adds only lockdep coverage and does not alter the
functional behaviour for !PREEMPT_RT.
Cc: Matthieu Baerts <[email protected]>
Cc: Mat Martineau <[email protected]>
Cc: Geliang Tang <[email protected]>
Cc: [email protected]
Signed-off-by: Sebastian Andrzej Siewior <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Paolo Abeni <[email protected]>
Diffstat (limited to 'rust/macros/paste.rs')
0 files changed, 0 insertions, 0 deletions