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Fix alpha - the use of min() on longs was loosing the high bits and

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returning wrong answers, leading to strange values vm2->vm_{s,t,d}size.
This commit is contained in:
Andrew Gallatin 2004-06-28 19:15:40 +00:00
parent 143a002e40
commit 1dad8fe1ed
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=131251
1 changed files with 3 additions and 3 deletions
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6
sys/vm/vm_map.c
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@ -2360,12 +2360,12 @@ vmspace_map_entry_forked(const struct vmspace *vm1, struct vmspace *vm2,
vm2->vm_ssize += btoc(entrysize);
} else if (entry->start >= (vm_offset_t)vm1->vm_daddr &&
entry->start < (vm_offset_t)vm1->vm_daddr + ctob(vm1->vm_dsize)) {
newend = min(entry->end,
newend = ulmin(entry->end,
(vm_offset_t)vm1->vm_daddr + ctob(vm1->vm_dsize));
vm2->vm_dsize += btoc(newend - entry->start);
vm2->vm_dsize += btoc(newend - entry->start);
} else if (entry->start >= (vm_offset_t)vm1->vm_taddr &&
entry->start < (vm_offset_t)vm1->vm_taddr + ctob(vm1->vm_tsize)) {
newend = min(entry->end,
newend = ulmin(entry->end,
(vm_offset_t)vm1->vm_taddr + ctob(vm1->vm_tsize));
vm2->vm_tsize += btoc(newend - entry->start);
}