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Use static initializers for fib algo to shift initialization

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to ealier stage. This allows to register modules loaded at
 boot time.

Reported by:	olivier
This commit is contained in:
Alexander V. Chernikov 2021-01-11 00:16:54 +00:00
parent 80445b7a3f
commit 685de460bc
1 changed files with 2 additions and 11 deletions
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13
sys/net/route/fib_algo.c
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@ -169,6 +169,7 @@ struct mtx fib_mtx;
#define FIB_MOD_UNLOCK() mtx_unlock(&fib_mtx)
#define FIB_MOD_LOCK_ASSERT() mtx_assert(&fib_mtx, MA_OWNED)
MTX_SYSINIT(fib_mtx, &fib_mtx, "algo list mutex", MTX_DEF);
/* Algorithm has to be this percent better than the current to switch */
#define BEST_DIFF_PERCENT (5 * 256 / 100)
@ -219,7 +220,7 @@ SYSCTL_INT(_net_route_algo, OID_AUTO, debug_level, CTLFLAG_RW | CTLFLAG_RWTUN,
/* List of all registered lookup algorithms */
static TAILQ_HEAD(, fib_lookup_module) all_algo_list;
static TAILQ_HEAD(, fib_lookup_module) all_algo_list = TAILQ_HEAD_INITIALIZER(all_algo_list);
/* List of all fib lookup instances in the vnet */
VNET_DEFINE_STATIC(TAILQ_HEAD(fib_data_head, fib_data), fib_data_list);
@ -1613,13 +1614,3 @@ vnet_fib_destroy(void)
fib_error_clear();
FIB_MOD_UNLOCK();
}
static void
fib_init(void)
{
mtx_init(&fib_mtx, "algo list mutex", NULL, MTX_DEF);
TAILQ_INIT(&all_algo_list);
}
SYSINIT(fib_init, SI_SUB_PROTO_DOMAIN, SI_ORDER_SECOND, fib_init, NULL);