Cleanup the file and add two ASSERT variants for locks, which will be

used shortly.

MFC after:		1 week
This commit is contained in:
Michael Tuexen 2020-03-23 12:17:13 +00:00
parent 4a4c9a0f9e
commit d084818d9d

View File

@ -64,10 +64,6 @@ __FBSDID("$FreeBSD$");
* synchronize. So the CREATE_INP lock is also another one we must use
* extreme caution in locking to make sure we don't hit a re-entrancy issue.
*
* For non FreeBSD 5.x we provide a bunch of EMPTY lock macros so we can
* blatantly put locks everywhere and they reduce to nothing on
* NetBSD/OpenBSD and FreeBSD 4.x
*
*/
/*
@ -77,130 +73,145 @@ __FBSDID("$FreeBSD$");
* the SCTP_BASE_INFO() list's we will do a SCTP_INP_INFO_WLOCK().
*/
extern struct sctp_foo_stuff sctp_logoff[];
extern int sctp_logoff_stuff;
#define SCTP_IPI_COUNT_INIT()
#define SCTP_STATLOG_INIT_LOCK()
#define SCTP_STATLOG_DESTROY()
#define SCTP_STATLOG_LOCK()
#define SCTP_STATLOG_UNLOCK()
#define SCTP_STATLOG_DESTROY()
#define SCTP_INP_INFO_LOCK_DESTROY() do { \
if(rw_wowned(&SCTP_BASE_INFO(ipi_ep_mtx))) { \
rw_wunlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} \
rw_destroy(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_INP_INFO_LOCK_INIT() \
rw_init(&SCTP_BASE_INFO(ipi_ep_mtx), "sctp-info");
#define SCTP_INP_INFO_RLOCK() do { \
rw_rlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
#define SCTP_INP_INFO_LOCK_INIT() do { \
rw_init(&SCTP_BASE_INFO(ipi_ep_mtx), "sctp-info"); \
} while (0)
#define SCTP_MCORE_QLOCK_INIT(cpstr) do { \
mtx_init(&(cpstr)->que_mtx, \
"sctp-mcore_queue","queue_lock", \
MTX_DEF|MTX_DUPOK); \
#define SCTP_INP_INFO_LOCK_DESTROY() do { \
if (rw_wowned(&SCTP_BASE_INFO(ipi_ep_mtx))) { \
rw_wunlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} \
rw_destroy(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_MCORE_QLOCK(cpstr) do { \
mtx_lock(&(cpstr)->que_mtx); \
#define SCTP_INP_INFO_RLOCK() do { \
rw_rlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_MCORE_QUNLOCK(cpstr) do { \
mtx_unlock(&(cpstr)->que_mtx); \
#define SCTP_INP_INFO_WLOCK() do { \
rw_wlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_MCORE_QDESTROY(cpstr) do { \
if(mtx_owned(&(cpstr)->core_mtx)) { \
mtx_unlock(&(cpstr)->que_mtx); \
} \
mtx_destroy(&(cpstr)->que_mtx); \
#define SCTP_INP_INFO_RUNLOCK() do { \
rw_runlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_INP_INFO_WUNLOCK() do { \
rw_wunlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
} while (0)
#define SCTP_MCORE_LOCK_INIT(cpstr) do { \
mtx_init(&(cpstr)->core_mtx, \
"sctp-cpulck","cpu_proc_lock", \
MTX_DEF|MTX_DUPOK); \
#define SCTP_MCORE_QLOCK_INIT(cpstr) do { \
mtx_init(&(cpstr)->que_mtx, "sctp-mcore_queue","queue_lock", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_MCORE_LOCK(cpstr) do { \
mtx_lock(&(cpstr)->core_mtx); \
#define SCTP_MCORE_QDESTROY(cpstr) do { \
if (mtx_owned(&(cpstr)->core_mtx)) { \
mtx_unlock(&(cpstr)->que_mtx); \
} \
mtx_destroy(&(cpstr)->que_mtx); \
} while (0)
#define SCTP_MCORE_UNLOCK(cpstr) do { \
mtx_unlock(&(cpstr)->core_mtx); \
#define SCTP_MCORE_QLOCK(cpstr) do { \
mtx_lock(&(cpstr)->que_mtx); \
} while (0)
#define SCTP_MCORE_DESTROY(cpstr) do { \
if(mtx_owned(&(cpstr)->core_mtx)) { \
mtx_unlock(&(cpstr)->core_mtx); \
} \
mtx_destroy(&(cpstr)->core_mtx); \
} while (0)
#define SCTP_INP_INFO_WLOCK() do { \
rw_wlock(&SCTP_BASE_INFO(ipi_ep_mtx)); \
#define SCTP_MCORE_QUNLOCK(cpstr) do { \
mtx_unlock(&(cpstr)->que_mtx); \
} while (0)
#define SCTP_INP_INFO_RUNLOCK() rw_runlock(&SCTP_BASE_INFO(ipi_ep_mtx))
#define SCTP_INP_INFO_WUNLOCK() rw_wunlock(&SCTP_BASE_INFO(ipi_ep_mtx))
#define SCTP_MCORE_LOCK_INIT(cpstr) do { \
mtx_init(&(cpstr)->core_mtx, "sctp-cpulck","cpu_proc_lock", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_MCORE_DESTROY(cpstr) do { \
if (mtx_owned(&(cpstr)->core_mtx)) { \
mtx_unlock(&(cpstr)->core_mtx); \
} \
mtx_destroy(&(cpstr)->core_mtx); \
} while (0)
#define SCTP_MCORE_LOCK(cpstr) do { \
mtx_lock(&(cpstr)->core_mtx); \
} while (0)
#define SCTP_MCORE_UNLOCK(cpstr) do { \
mtx_unlock(&(cpstr)->core_mtx); \
} while (0)
#define SCTP_IPI_ADDR_INIT() \
rw_init(&SCTP_BASE_INFO(ipi_addr_mtx), "sctp-addr")
#define SCTP_IPI_ADDR_DESTROY() do { \
if(rw_wowned(&SCTP_BASE_INFO(ipi_addr_mtx))) { \
rw_wunlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} \
rw_destroy(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IPI_ADDR_INIT() do { \
rw_init(&SCTP_BASE_INFO(ipi_addr_mtx), "sctp-addr"); \
} while (0)
#define SCTP_IPI_ADDR_DESTROY() do { \
if (rw_wowned(&SCTP_BASE_INFO(ipi_addr_mtx))) { \
rw_wunlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} \
rw_destroy(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IPI_ADDR_RLOCK() do { \
rw_rlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
rw_rlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IPI_ADDR_WLOCK() do { \
rw_wlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
rw_wlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IPI_ADDR_RUNLOCK() rw_runlock(&SCTP_BASE_INFO(ipi_addr_mtx))
#define SCTP_IPI_ADDR_WUNLOCK() rw_wunlock(&SCTP_BASE_INFO(ipi_addr_mtx))
#define SCTP_IPI_ITERATOR_WQ_INIT() \
mtx_init(&sctp_it_ctl.ipi_iterator_wq_mtx, "sctp-it-wq", "sctp_it_wq", MTX_DEF)
#define SCTP_IPI_ITERATOR_WQ_DESTROY() \
mtx_destroy(&sctp_it_ctl.ipi_iterator_wq_mtx)
#define SCTP_IPI_ITERATOR_WQ_LOCK() do { \
mtx_lock(&sctp_it_ctl.ipi_iterator_wq_mtx); \
#define SCTP_IPI_ADDR_RUNLOCK() do { \
rw_runlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IPI_ITERATOR_WQ_UNLOCK() mtx_unlock(&sctp_it_ctl.ipi_iterator_wq_mtx)
#define SCTP_IP_PKTLOG_INIT() \
mtx_init(&SCTP_BASE_INFO(ipi_pktlog_mtx), "sctp-pktlog", "packetlog", MTX_DEF)
#define SCTP_IP_PKTLOG_LOCK() do { \
mtx_lock(&SCTP_BASE_INFO(ipi_pktlog_mtx)); \
#define SCTP_IPI_ADDR_WUNLOCK() do { \
rw_wunlock(&SCTP_BASE_INFO(ipi_addr_mtx)); \
} while (0)
#define SCTP_IP_PKTLOG_UNLOCK() mtx_unlock(&SCTP_BASE_INFO(ipi_pktlog_mtx))
#define SCTP_IP_PKTLOG_DESTROY() \
mtx_destroy(&SCTP_BASE_INFO(ipi_pktlog_mtx))
#define SCTP_IPI_ITERATOR_WQ_INIT() do { \
mtx_init(&sctp_it_ctl.ipi_iterator_wq_mtx, "sctp-it-wq", \
"sctp_it_wq", MTX_DEF); \
} while (0)
#define SCTP_IPI_ITERATOR_WQ_DESTROY() do { \
mtx_destroy(&sctp_it_ctl.ipi_iterator_wq_mtx); \
} while (0)
#define SCTP_IPI_ITERATOR_WQ_LOCK() do { \
mtx_lock(&sctp_it_ctl.ipi_iterator_wq_mtx); \
} while (0)
#define SCTP_IPI_ITERATOR_WQ_UNLOCK() do { \
mtx_unlock(&sctp_it_ctl.ipi_iterator_wq_mtx); \
} while (0)
#define SCTP_IP_PKTLOG_INIT() do { \
mtx_init(&SCTP_BASE_INFO(ipi_pktlog_mtx), "sctp-pktlog", \
"packetlog", MTX_DEF); \
} while (0)
#define SCTP_IP_PKTLOG_DESTROY() do { \
mtx_destroy(&SCTP_BASE_INFO(ipi_pktlog_mtx)); \
} while (0)
#define SCTP_IP_PKTLOG_LOCK() do { \
mtx_lock(&SCTP_BASE_INFO(ipi_pktlog_mtx)); \
} while (0)
#define SCTP_IP_PKTLOG_UNLOCK() do { \
mtx_unlock(&SCTP_BASE_INFO(ipi_pktlog_mtx)); \
} while (0)
/*
@ -209,96 +220,127 @@ extern int sctp_logoff_stuff;
* or cookie secrets we lock the INP level.
*/
#define SCTP_INP_READ_INIT(_inp) \
mtx_init(&(_inp)->inp_rdata_mtx, "sctp-read", "inpr", MTX_DEF | MTX_DUPOK)
#define SCTP_INP_READ_INIT(_inp) do { \
mtx_init(&(_inp)->inp_rdata_mtx, "sctp-read", "inpr", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_INP_READ_DESTROY(_inp) \
mtx_destroy(&(_inp)->inp_rdata_mtx)
#define SCTP_INP_READ_DESTROY(_inp) do { \
mtx_destroy(&(_inp)->inp_rdata_mtx); \
} while (0)
#define SCTP_INP_READ_LOCK(_inp) do { \
mtx_lock(&(_inp)->inp_rdata_mtx); \
#define SCTP_INP_READ_LOCK(_inp) do { \
mtx_lock(&(_inp)->inp_rdata_mtx); \
} while (0)
#define SCTP_INP_READ_UNLOCK(_inp) do { \
mtx_unlock(&(_inp)->inp_rdata_mtx); \
} while (0)
#define SCTP_INP_READ_UNLOCK(_inp) mtx_unlock(&(_inp)->inp_rdata_mtx)
#define SCTP_INP_LOCK_INIT(_inp) do { \
mtx_init(&(_inp)->inp_mtx, "sctp-inp", "inp", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_INP_LOCK_DESTROY(_inp) do { \
mtx_destroy(&(_inp)->inp_mtx); \
} while (0)
#define SCTP_INP_LOCK_INIT(_inp) \
mtx_init(&(_inp)->inp_mtx, "sctp-inp", "inp", MTX_DEF | MTX_DUPOK)
#define SCTP_ASOC_CREATE_LOCK_INIT(_inp) \
mtx_init(&(_inp)->inp_create_mtx, "sctp-create", "inp_create", \
MTX_DEF | MTX_DUPOK)
#define SCTP_INP_LOCK_DESTROY(_inp) \
mtx_destroy(&(_inp)->inp_mtx)
#define SCTP_INP_LOCK_CONTENDED(_inp) ((_inp)->inp_mtx.mtx_lock & MTX_CONTESTED)
#define SCTP_INP_READ_CONTENDED(_inp) ((_inp)->inp_rdata_mtx.mtx_lock & MTX_CONTESTED)
#define SCTP_ASOC_CREATE_LOCK_CONTENDED(_inp) ((_inp)->inp_create_mtx.mtx_lock & MTX_CONTESTED)
#define SCTP_ASOC_CREATE_LOCK_DESTROY(_inp) \
mtx_destroy(&(_inp)->inp_create_mtx)
#define SCTP_INP_LOCK_CONTENDED(_inp) \
((_inp)->inp_mtx.mtx_lock & MTX_CONTESTED)
#define SCTP_INP_READ_CONTENDED(_inp) \
((_inp)->inp_rdata_mtx.mtx_lock & MTX_CONTESTED)
#ifdef SCTP_LOCK_LOGGING
#define SCTP_INP_RLOCK(_inp) do { \
if(SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) sctp_log_lock(_inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_INP);\
mtx_lock(&(_inp)->inp_mtx); \
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) \
sctp_log_lock(_inp, NULL, SCTP_LOG_LOCK_INP); \
mtx_lock(&(_inp)->inp_mtx); \
} while (0)
#define SCTP_INP_WLOCK(_inp) do { \
if(SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) sctp_log_lock(_inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_INP);\
mtx_lock(&(_inp)->inp_mtx); \
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) \
sctp_log_lock(_inp, NULL, SCTP_LOG_LOCK_INP); \
mtx_lock(&(_inp)->inp_mtx); \
} while (0)
#else
#define SCTP_INP_RLOCK(_inp) do { \
mtx_lock(&(_inp)->inp_mtx); \
#define SCTP_INP_RLOCK(_inp) do { \
mtx_lock(&(_inp)->inp_mtx); \
} while (0)
#define SCTP_INP_WLOCK(_inp) do { \
mtx_lock(&(_inp)->inp_mtx); \
#define SCTP_INP_WLOCK(_inp) do { \
mtx_lock(&(_inp)->inp_mtx); \
} while (0)
#endif
#define SCTP_TCB_SEND_LOCK_INIT(_tcb) \
mtx_init(&(_tcb)->tcb_send_mtx, "sctp-send-tcb", "tcbs", MTX_DEF | MTX_DUPOK)
#define SCTP_TCB_SEND_LOCK_DESTROY(_tcb) mtx_destroy(&(_tcb)->tcb_send_mtx)
#define SCTP_TCB_SEND_LOCK(_tcb) do { \
mtx_lock(&(_tcb)->tcb_send_mtx); \
#define SCTP_INP_RUNLOCK(_inp) do { \
mtx_unlock(&(_inp)->inp_mtx); \
} while (0)
#define SCTP_TCB_SEND_UNLOCK(_tcb) mtx_unlock(&(_tcb)->tcb_send_mtx)
#define SCTP_INP_WUNLOCK(_inp) do { \
mtx_unlock(&(_inp)->inp_mtx); \
} while (0)
#define SCTP_INP_RLOCK_ASSERT(_inp) do { \
KASSERT(mtx_owned(&(_inp)->inp_mtx), \
("Don't own INP read lock")); \
} while (0)
#define SCTP_INP_WLOCK_ASSERT(_inp) do { \
KASSERT(mtx_owned(&(_inp)->inp_mtx), \
("Don't own INP write lock")); \
} while (0)
#define SCTP_INP_INCR_REF(_inp) atomic_add_int(&((_inp)->refcount), 1)
#define SCTP_INP_DECR_REF(_inp) atomic_add_int(&((_inp)->refcount), -1)
#define SCTP_ASOC_CREATE_LOCK_INIT(_inp) do { \
mtx_init(&(_inp)->inp_create_mtx, "sctp-create", "inp_create", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_ASOC_CREATE_LOCK_DESTROY(_inp) do { \
mtx_destroy(&(_inp)->inp_create_mtx); \
} while (0)
#ifdef SCTP_LOCK_LOGGING
#define SCTP_ASOC_CREATE_LOCK(_inp) \
do { \
if(SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) sctp_log_lock(_inp, (struct sctp_tcb *)NULL, SCTP_LOG_LOCK_CREATE); \
mtx_lock(&(_inp)->inp_create_mtx); \
} while (0)
#define SCTP_ASOC_CREATE_LOCK(_inp) do { \
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) \
sctp_log_lock(_inp, NULL, SCTP_LOG_LOCK_CREATE); \
mtx_lock(&(_inp)->inp_create_mtx); \
} while (0)
#else
#define SCTP_ASOC_CREATE_LOCK(_inp) \
do { \
mtx_lock(&(_inp)->inp_create_mtx); \
} while (0)
#define SCTP_ASOC_CREATE_LOCK(_inp) do { \
mtx_lock(&(_inp)->inp_create_mtx); \
} while (0)
#endif
#define SCTP_INP_RUNLOCK(_inp) mtx_unlock(&(_inp)->inp_mtx)
#define SCTP_INP_WUNLOCK(_inp) mtx_unlock(&(_inp)->inp_mtx)
#define SCTP_ASOC_CREATE_UNLOCK(_inp) mtx_unlock(&(_inp)->inp_create_mtx)
#define SCTP_ASOC_CREATE_UNLOCK(_inp) do { \
mtx_unlock(&(_inp)->inp_create_mtx); \
} while (0)
#define SCTP_ASOC_CREATE_LOCK_CONTENDED(_inp) \
((_inp)->inp_create_mtx.mtx_lock & MTX_CONTESTED)
#define SCTP_TCB_SEND_LOCK_INIT(_tcb) do { \
mtx_init(&(_tcb)->tcb_send_mtx, "sctp-send-tcb", "tcbs", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_TCB_SEND_LOCK_DESTROY(_tcb) do { \
mtx_destroy(&(_tcb)->tcb_send_mtx); \
} while (0)
#define SCTP_TCB_SEND_LOCK(_tcb) do { \
mtx_lock(&(_tcb)->tcb_send_mtx); \
} while (0)
#define SCTP_TCB_SEND_UNLOCK(_tcb) do { \
mtx_unlock(&(_tcb)->tcb_send_mtx); \
} while (0)
/*
* For the majority of things (once we have found the association) we will
@ -308,168 +350,154 @@ extern int sctp_logoff_stuff;
* extra SOCKBUF_LOCK(&so->so_rcv) even though the association is locked.
*/
#define SCTP_TCB_LOCK_INIT(_tcb) \
mtx_init(&(_tcb)->tcb_mtx, "sctp-tcb", "tcb", MTX_DEF | MTX_DUPOK)
#define SCTP_TCB_LOCK_INIT(_tcb) do { \
mtx_init(&(_tcb)->tcb_mtx, "sctp-tcb", "tcb", \
MTX_DEF | MTX_DUPOK); \
} while (0)
#define SCTP_TCB_LOCK_DESTROY(_tcb) mtx_destroy(&(_tcb)->tcb_mtx)
#define SCTP_TCB_LOCK_DESTROY(_tcb) do { \
mtx_destroy(&(_tcb)->tcb_mtx); \
} while (0)
#ifdef SCTP_LOCK_LOGGING
#define SCTP_TCB_LOCK(_tcb) do { \
if(SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) sctp_log_lock(_tcb->sctp_ep, _tcb, SCTP_LOG_LOCK_TCB); \
mtx_lock(&(_tcb)->tcb_mtx); \
#define SCTP_TCB_LOCK(_tcb) do { \
if (SCTP_BASE_SYSCTL(sctp_logging_level) & SCTP_LOCK_LOGGING_ENABLE) \
sctp_log_lock(_tcb->sctp_ep, _tcb, SCTP_LOG_LOCK_TCB); \
mtx_lock(&(_tcb)->tcb_mtx); \
} while (0)
#else
#define SCTP_TCB_LOCK(_tcb) do { \
mtx_lock(&(_tcb)->tcb_mtx); \
#define SCTP_TCB_LOCK(_tcb) do { \
mtx_lock(&(_tcb)->tcb_mtx); \
} while (0)
#endif
#define SCTP_TCB_TRYLOCK(_tcb) \
mtx_trylock(&(_tcb)->tcb_mtx)
#define SCTP_TCB_TRYLOCK(_tcb) mtx_trylock(&(_tcb)->tcb_mtx)
#define SCTP_TCB_UNLOCK(_tcb) do { \
mtx_unlock(&(_tcb)->tcb_mtx); \
} while (0)
#define SCTP_TCB_UNLOCK(_tcb) mtx_unlock(&(_tcb)->tcb_mtx)
#define SCTP_TCB_UNLOCK_IFOWNED(_tcb) do { \
if (mtx_owned(&(_tcb)->tcb_mtx)) \
mtx_unlock(&(_tcb)->tcb_mtx); \
} while (0)
#define SCTP_TCB_UNLOCK_IFOWNED(_tcb) do { \
if (mtx_owned(&(_tcb)->tcb_mtx)) \
mtx_unlock(&(_tcb)->tcb_mtx); \
} while (0)
#define SCTP_TCB_LOCK_ASSERT(_tcb) do { \
KASSERT(mtx_owned(&(_tcb)->tcb_mtx), \
("Don't own TCB lock")); \
} while (0)
#define SCTP_ITERATOR_LOCK_INIT() do { \
mtx_init(&sctp_it_ctl.it_mtx, "sctp-it", "iterator", MTX_DEF); \
} while (0)
#ifdef INVARIANTS
#define SCTP_TCB_LOCK_ASSERT(_tcb) do { \
if (mtx_owned(&(_tcb)->tcb_mtx) == 0) \
panic("Don't own TCB lock"); \
} while (0)
#else
#define SCTP_TCB_LOCK_ASSERT(_tcb)
#endif
#define SCTP_ITERATOR_LOCK_DESTROY() do { \
mtx_destroy(&sctp_it_ctl.it_mtx); \
} while (0)
#define SCTP_ITERATOR_LOCK_INIT() \
mtx_init(&sctp_it_ctl.it_mtx, "sctp-it", "iterator", MTX_DEF)
#ifdef INVARIANTS
#define SCTP_ITERATOR_LOCK() \
do { \
if (mtx_owned(&sctp_it_ctl.it_mtx)) \
panic("Iterator Lock"); \
mtx_lock(&sctp_it_ctl.it_mtx); \
} while (0)
#else
#define SCTP_ITERATOR_LOCK() \
do { \
KASSERT(!mtx_owned(&sctp_it_ctl.it_mtx), \
("Own the iterator lock")); \
mtx_lock(&sctp_it_ctl.it_mtx); \
} while (0)
#endif
#define SCTP_ITERATOR_UNLOCK() mtx_unlock(&sctp_it_ctl.it_mtx)
#define SCTP_ITERATOR_LOCK_DESTROY() mtx_destroy(&sctp_it_ctl.it_mtx)
#define SCTP_WQ_ADDR_INIT() do { \
mtx_init(&SCTP_BASE_INFO(wq_addr_mtx), "sctp-addr-wq","sctp_addr_wq",MTX_DEF); \
} while (0)
#define SCTP_WQ_ADDR_DESTROY() do { \
if(mtx_owned(&SCTP_BASE_INFO(wq_addr_mtx))) { \
mtx_unlock(&SCTP_BASE_INFO(wq_addr_mtx)); \
} \
mtx_destroy(&SCTP_BASE_INFO(wq_addr_mtx)); \
} while (0)
#define SCTP_WQ_ADDR_LOCK() do { \
mtx_lock(&SCTP_BASE_INFO(wq_addr_mtx)); \
} while (0)
#define SCTP_WQ_ADDR_UNLOCK() do { \
mtx_unlock(&SCTP_BASE_INFO(wq_addr_mtx)); \
#define SCTP_ITERATOR_UNLOCK() do { \
mtx_unlock(&sctp_it_ctl.it_mtx); \
} while (0)
#define SCTP_WQ_ADDR_INIT() do { \
mtx_init(&SCTP_BASE_INFO(wq_addr_mtx), \
"sctp-addr-wq","sctp_addr_wq", MTX_DEF); \
} while (0)
#define SCTP_INCR_EP_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_ep), 1); \
} while (0)
#define SCTP_WQ_ADDR_DESTROY() do { \
if (mtx_owned(&SCTP_BASE_INFO(wq_addr_mtx))) { \
mtx_unlock(&SCTP_BASE_INFO(wq_addr_mtx)); \
} \
mtx_destroy(&SCTP_BASE_INFO(wq_addr_mtx)); \
} while (0)
#define SCTP_DECR_EP_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_ep), 1); \
} while (0)
#define SCTP_WQ_ADDR_LOCK() do { \
mtx_lock(&SCTP_BASE_INFO(wq_addr_mtx)); \
} while (0)
#define SCTP_INCR_ASOC_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_asoc), 1); \
} while (0)
#define SCTP_WQ_ADDR_UNLOCK() do { \
mtx_unlock(&SCTP_BASE_INFO(wq_addr_mtx)); \
} while (0)
#define SCTP_DECR_ASOC_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_asoc), 1); \
} while (0)
#define SCTP_WQ_ADDR_LOCK_ASSERT() do { \
KASSERT(mtx_owned(&SCTP_BASE_INFO(wq_addr_mtx)), \
("Don't own the ADDR-WQ lock")); \
} while (0)
#define SCTP_INCR_LADDR_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_laddr), 1); \
} while (0)
#define SCTP_INCR_EP_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_ep), 1); \
} while (0)
#define SCTP_DECR_LADDR_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_laddr), 1); \
} while (0)
#define SCTP_DECR_EP_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_ep), 1); \
} while (0)
#define SCTP_INCR_RADDR_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_raddr), 1); \
} while (0)
#define SCTP_INCR_ASOC_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_asoc), 1); \
} while (0)
#define SCTP_DECR_RADDR_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_raddr),1); \
} while (0)
#define SCTP_DECR_ASOC_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_asoc), 1); \
} while (0)
#define SCTP_INCR_CHK_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_chunk), 1); \
} while (0)
#ifdef INVARIANTS
#define SCTP_DECR_CHK_COUNT() \
do { \
if(SCTP_BASE_INFO(ipi_count_chunk) == 0) \
panic("chunk count to 0?"); \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_chunk), 1); \
} while (0)
#else
#define SCTP_DECR_CHK_COUNT() \
do { \
if(SCTP_BASE_INFO(ipi_count_chunk) != 0) \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_chunk), 1); \
} while (0)
#endif
#define SCTP_INCR_READQ_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_readq),1); \
} while (0)
#define SCTP_INCR_LADDR_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_laddr), 1); \
} while (0)
#define SCTP_DECR_READQ_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_readq), 1); \
} while (0)
#define SCTP_DECR_LADDR_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_laddr), 1); \
} while (0)
#define SCTP_INCR_STRMOQ_COUNT() \
do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_strmoq), 1); \
} while (0)
#define SCTP_INCR_RADDR_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_raddr), 1); \
} while (0)
#define SCTP_DECR_STRMOQ_COUNT() \
do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_strmoq), 1); \
} while (0)
#define SCTP_DECR_RADDR_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_raddr),1); \
} while (0)
#define SCTP_INCR_CHK_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_chunk), 1); \
} while (0)
#define SCTP_DECR_CHK_COUNT() do { \
KASSERT(SCTP_BASE_INFO(ipi_count_chunk) > 0, \
("ipi_count_chunk would become negative")); \
if (SCTP_BASE_INFO(ipi_count_chunk) != 0) \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_chunk), \
1); \
} while (0)
#define SCTP_INCR_READQ_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_readq), 1); \
} while (0)
#define SCTP_DECR_READQ_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_readq), 1); \
} while (0)
#define SCTP_INCR_STRMOQ_COUNT() do { \
atomic_add_int(&SCTP_BASE_INFO(ipi_count_strmoq), 1); \
} while (0)
#define SCTP_DECR_STRMOQ_COUNT() do { \
atomic_subtract_int(&SCTP_BASE_INFO(ipi_count_strmoq), 1); \
} while (0)
#if defined(SCTP_SO_LOCK_TESTING)
#define SCTP_INP_SO(sctpinp) (sctpinp)->ip_inp.inp.inp_socket
#define SCTP_INP_SO(sctpinp) \
(sctpinp)->ip_inp.inp.inp_socket
#define SCTP_SOCKET_LOCK(so, refcnt)
#define SCTP_SOCKET_UNLOCK(so, refcnt)
#endif