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o Lock accesses to the free page queues in contigmalloc1().

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This commit is contained in:
Alan Cox 2002-07-05 06:43:32 +00:00
parent d0641e4e8c
commit 21f1b5331f
1 changed files with 2 additions and 0 deletions
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2
sys/vm/vm_contig.c
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@ -221,6 +221,7 @@ again1:
vm_page_busy(m);
vm_page_free(m);
}
mtx_lock_spin(&vm_page_queue_free_mtx);
vm_pageq_remove_nowakeup(m);
m->valid = VM_PAGE_BITS_ALL;
if (m->flags & PG_ZERO)
@ -230,6 +231,7 @@ again1:
m->wire_count = 0;
m->busy = 0;
m->object = NULL;
mtx_unlock_spin(&vm_page_queue_free_mtx);
}
/*