Aren/NetBSD
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Correction to previous.

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This commit is contained in:
ad 2020-01-07 13:48:01 +00:00
parent 7c0780d9f7
commit fed22617a2
1 changed files with 5 additions and 3 deletions
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8
sys/arch/xen/x86/xen_pmap.c
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@ -1,4 +1,4 @@
/* $NetBSD: xen_pmap.c,v 1.36 2020/01/07 13:20:18 ad Exp $ */
/* $NetBSD: xen_pmap.c,v 1.37 2020/01/07 13:48:01 ad Exp $ */
/*
* Copyright (c) 2007 Manuel Bouyer.
@ -101,7 +101,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: xen_pmap.c,v 1.36 2020/01/07 13:20:18 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: xen_pmap.c,v 1.37 2020/01/07 13:48:01 ad Exp $");
#include "opt_user_ldt.h"
#include "opt_lockdebug.h"
@ -220,7 +220,9 @@ pmap_extract_ma(struct pmap *pmap, vaddr_t va, paddr_t *pap)
pmap_map_ptes(pmap, &pmap2, &ptes, &pdes);
if (!pmap_pdes_valid(va, pdes, &pde, &lvl)) {
pmap_unmap_ptes(pmap, pmap2);
mutex_exit(&pmap->pm_lock);
if (pmap != pmap_kernel()) {
mutex_exit(&pmap->pm_lock);
}
return false;
}