diff options
Diffstat (limited to 'sys/vm/uma_core.c')
| -rw-r--r-- | sys/vm/uma_core.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/sys/vm/uma_core.c b/sys/vm/uma_core.c index 3a0a799..4600589 100644 --- a/sys/vm/uma_core.c +++ b/sys/vm/uma_core.c @@ -431,6 +431,13 @@ zone_log_warning(uma_zone_t zone) printf("[zone: %s] %s\n", zone->uz_name, zone->uz_warning); } +static inline void +zone_maxaction(uma_zone_t zone) +{ + if (zone->uz_maxaction) + (*zone->uz_maxaction)(zone); +} + static void zone_foreach_keg(uma_zone_t zone, void (*kegfn)(uma_keg_t)) { @@ -1578,6 +1585,7 @@ zone_ctor(void *mem, int size, void *udata, int flags) zone->uz_flags = 0; zone->uz_warning = NULL; timevalclear(&zone->uz_ratecheck); + zone->uz_maxaction = NULL; keg = arg->keg; ZONE_LOCK_INIT(zone, (arg->flags & UMA_ZONE_MTXCLASS)); @@ -2382,6 +2390,7 @@ keg_fetch_slab(uma_keg_t keg, uma_zone_t zone, int flags) if ((zone->uz_flags & UMA_ZFLAG_MULTI) == 0) { zone->uz_flags |= UMA_ZFLAG_FULL; zone_log_warning(zone); + zone_maxaction(zone); } if (flags & M_NOWAIT) break; @@ -2501,6 +2510,7 @@ zone_fetch_slab_multi(uma_zone_t zone, uma_keg_t last, int rflags) zone->uz_flags |= UMA_ZFLAG_FULL; zone->uz_sleeps++; zone_log_warning(zone); + zone_maxaction(zone); msleep(zone, zone->uz_lockptr, PVM, "zonelimit", hz/100); zone->uz_flags &= ~UMA_ZFLAG_FULL; @@ -3007,6 +3017,16 @@ uma_zone_set_warning(uma_zone_t zone, const char *warning) } /* See uma.h */ +void +uma_zone_set_maxaction(uma_zone_t zone, uma_maxaction_t maxaction) +{ + + ZONE_LOCK(zone); + zone->uz_maxaction = maxaction; + ZONE_UNLOCK(zone); +} + +/* See uma.h */ int uma_zone_get_cur(uma_zone_t zone) { |
