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o Duplicate an odd side-effect of vm_page_wire() in vm_page_allocate()

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when VM_ALLOC_WIRED is specified: set the PG_MAPPED bit in flags.
 o In both vm_page_wire() and vm_page_allocate() add a comment saying
   that setting PG_MAPPED does not belong there.
This commit is contained in:
Alan Cox 2002-07-19 03:33:04 +00:00
parent 9f189ade99
commit eeeaf0fdd1
1 changed files with 2 additions and 1 deletions
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3
sys/vm/vm_page.c
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@ -935,6 +935,7 @@ loop:
}
if (req & VM_ALLOC_WIRED) {
cnt.v_wire_count++;
m->flags |= PG_MAPPED; /* XXX this does not belong here */
m->wire_count = 1;
} else
m->wire_count = 0;
@ -1253,7 +1254,7 @@ vm_page_wire(vm_page_t m)
m->wire_count++;
KASSERT(m->wire_count != 0, ("vm_page_wire: wire_count overflow m=%p", m));
splx(s);
vm_page_flag_set(m, PG_MAPPED);
vm_page_flag_set(m, PG_MAPPED); /* XXX this does not belong here */
}
/*