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Lock the jumbo_vm_object when performing vm_page_alloc().

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This commit is contained in:
Alan Cox 2003-04-19 19:13:25 +00:00
parent 6c0ba0d0e8
commit ea08145b76
1 changed files with 2 additions and 0 deletions
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2
sys/kern/uipc_jumbo.c
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@ -197,7 +197,9 @@ jumbo_pg_alloc(void)
entry = SLIST_FIRST(&jumbo_kmap_free);
if (entry != NULL){
pindex = atop(entry->kva - jumbo_basekva);
VM_OBJECT_LOCK(jumbo_vm_object);
pg = vm_page_alloc(jumbo_vm_object, pindex, VM_ALLOC_INTERRUPT);
VM_OBJECT_UNLOCK(jumbo_vm_object);
if (pg != NULL) {
SLIST_REMOVE_HEAD(&jumbo_kmap_free, entries);
SLIST_INSERT_HEAD(&jumbo_kmap_inuse, entry, entries);