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Fix a deletion during traversal tailq bug.

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This commit is contained in:
Jake Burkholder 2002-06-29 06:37:24 +00:00
parent e12c2e18a5
commit eecc66a7d2
1 changed files with 2 additions and 1 deletions
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3
sys/sparc64/sparc64/pmap.c
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@ -1200,7 +1200,8 @@ pmap_release(pmap_t pm)
KASSERT(pmap_resident_count(pm) == 0,
("pmap_release: resident pages %ld != 0",
pmap_resident_count(pm)));
TAILQ_FOREACH(m, &obj->memq, listq) {
while (!TAILQ_EMPTY(&obj->memq)) {
m = TAILQ_FIRST(&obj->memq);
if (vm_page_sleep_busy(m, FALSE, "pmaprl"))
continue;
vm_page_busy(m);