src/sys/kern/subr_pool.c - diff

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version 1.156, 2008/03/27 18:30:15

version 1.157, 2008/04/24 11:38:36

Line 814 pool_init(struct pool *pp, size_t size,

pp->pr_entered_file = NULL;

pp->pr_entered_line = 0;

mutex_init(&pp->pr_lock, MUTEX_DEFAULT, ipl);

* XXXAD hack to prevent IP input processing from blocking.

if (ipl == IPL_SOFTNET) {

mutex_init(&pp->pr_lock, MUTEX_DEFAULT, IPL_VM);

} else {

mutex_init(&pp->pr_lock, MUTEX_DEFAULT, ipl);

}

cv_init(&pp->pr_cv, wchan);

pp->pr_ipl = ipl;

Line 1629 pool_reclaim(struct pool *pp)

Line 1622 pool_reclaim(struct pool *pp)

}

* XXXSMP Because mutexes at IPL_SOFTXXX are still spinlocks,

* XXXSMP Because we do not want to cause non-MPSAFE code

* and we are called from the pagedaemon without kernel_lock.

* to block.

* Does not apply to IPL_SOFTBIO.

if (pp->pr_ipl == IPL_SOFTNET || pp->pr_ipl == IPL_SOFTCLOCK ||

pp->pr_ipl == IPL_SOFTSERIAL) {

Line 2074 pool_cache_bootstrap(pool_cache_t pc, si

Line 2066 pool_cache_bootstrap(pool_cache_t pc, si

if (palloc == NULL && ipl == IPL_NONE)

palloc = &pool_allocator_nointr;

pool_init(pp, size, align, align_offset, flags, wchan, palloc, ipl);

mutex_init(&pc->pc_lock, MUTEX_DEFAULT, ipl);

* XXXAD hack to prevent IP input processing from blocking.

if (ipl == IPL_SOFTNET) {

mutex_init(&pc->pc_lock, MUTEX_DEFAULT, IPL_VM);

} else {

mutex_init(&pc->pc_lock, MUTEX_DEFAULT, ipl);

}

if (ctor == NULL) {

ctor = (int (*)(void *, void *, int))nullop;