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cxgbe/tom: Unregister shared CPL handlers on module unload. This fixes

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a panic with INVARIANTS that occurs when t4_tom is unloaded and reloaded.

Approved by:	re@ (kib@)
This commit is contained in:
Navdeep Parhar 2018-08-28 18:16:02 +00:00
parent f6a0fd4490
commit d6ddb0848c
1 changed files with 2 additions and 0 deletions
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2
sys/dev/cxgbe/tom/t4_ddp.c
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@ -1970,6 +1970,8 @@ t4_ddp_mod_unload(void)
taskqueue_drain(taskqueue_thread, &ddp_orphan_task);
MPASS(TAILQ_EMPTY(&ddp_orphan_pagesets));
mtx_destroy(&ddp_orphan_pagesets_lock);
t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, NULL, CPL_COOKIE_DDP0);
t4_register_shared_cpl_handler(CPL_SET_TCB_RPL, NULL, CPL_COOKIE_DDP1);
t4_register_cpl_handler(CPL_RX_DATA_DDP, NULL);
t4_register_cpl_handler(CPL_RX_DDP_COMPLETE, NULL);
}