Date: Thu, 23 Jan 2020 17:18:58 +0000 (UTC) From: Mark Johnston <markj@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r357055 - head/sys/sparc64/sparc64 Message-ID: <202001231718.00NHIwq7004333@repo.freebsd.org>
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Author: markj Date: Thu Jan 23 17:18:58 2020 New Revision: 357055 URL: https://svnweb.freebsd.org/changeset/base/357055 Log: sparc64: Busy the TSB page before freeing it in pmap_release(). This is now required by vm_page_free(). PR: 243534 Reported and tested by: Michael Reim <kraileth@elderlinux.org> Modified: head/sys/sparc64/sparc64/pmap.c Modified: head/sys/sparc64/sparc64/pmap.c ============================================================================== --- head/sys/sparc64/sparc64/pmap.c Thu Jan 23 17:08:33 2020 (r357054) +++ head/sys/sparc64/sparc64/pmap.c Thu Jan 23 17:18:58 2020 (r357055) @@ -1302,6 +1302,7 @@ pmap_release(pmap_t pm) m = TAILQ_FIRST(&obj->memq); m->md.pmap = NULL; vm_page_unwire_noq(m); + vm_page_xbusy(m); vm_page_free_zero(m); } VM_OBJECT_WUNLOCK(obj);
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