diff options
| -rw-r--r-- | sys/amd64/amd64/pmap.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 8b04eab..d2d0248 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -3018,11 +3018,14 @@ reserve_pv_entries(pmap_t pmap, int needed, struct rwlock **lockp) retry: avail = 0; TAILQ_FOREACH(pc, &pmap->pm_pvchunk, pc_list) { +#ifndef __POPCNT__ if ((cpu_feature2 & CPUID2_POPCNT) == 0) { free = bitcount64(pc->pc_map[0]); free += bitcount64(pc->pc_map[1]); free += bitcount64(pc->pc_map[2]); - } else { + } else +#endif + { free = popcnt_pc_map_elem_pq(pc->pc_map[0]); free += popcnt_pc_map_elem_pq(pc->pc_map[1]); free += popcnt_pc_map_elem_pq(pc->pc_map[2]); |
