Date: Wed, 11 Mar 2020 22:25:45 +0000 (UTC) From: Jeff Roberson <jeff@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r358901 - head/sys/vm Message-ID: <202003112225.02BMPjVO068674@repo.freebsd.org>
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Author: jeff Date: Wed Mar 11 22:25:45 2020 New Revision: 358901 URL: https://svnweb.freebsd.org/changeset/base/358901 Log: Check for busy or wired in vm_page_relookup(). Some callers will only keep a page wired and expect it to still be present. Reported by: delphij@FreeBSD.org Reviewed by: kib Modified: head/sys/vm/vm_page.c Modified: head/sys/vm/vm_page.c ============================================================================== --- head/sys/vm/vm_page.c Wed Mar 11 22:05:41 2020 (r358900) +++ head/sys/vm/vm_page.c Wed Mar 11 22:25:45 2020 (r358901) @@ -1672,7 +1672,7 @@ vm_page_relookup(vm_object_t object, vm_pindex_t pinde vm_page_t m; m = vm_radix_lookup_unlocked(&object->rtree, pindex); - KASSERT(m != NULL && vm_page_busied(m) && + KASSERT(m != NULL && (vm_page_busied(m) || vm_page_wired(m)) && m->object == object && m->pindex == pindex, ("vm_page_relookup: Invalid page %p", m)); return (m);
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