diff options
| author | Dmitrij Tejblum <dt@FreeBSD.org> | 1999-01-09 21:41:22 +0000 |
|---|---|---|
| committer | Dmitrij Tejblum <dt@FreeBSD.org> | 1999-01-09 21:41:22 +0000 |
| commit | c197d61d7ab198a7e40cb7fbd029bef090fb14d6 (patch) | |
| tree | 7ec94810f28737fc70c74fa7c7023bbaed4e44ba /sys | |
| parent | a2641311ff102fd8160d31d942d38a58945284f1 (diff) | |
Notes
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/amd64/amd64/pmap.c | 8 | ||||
| -rw-r--r-- | sys/i386/i386/pmap.c | 8 |
2 files changed, 10 insertions, 6 deletions
diff --git a/sys/amd64/amd64/pmap.c b/sys/amd64/amd64/pmap.c index 92c3d2e33282..3a4e19e965a4 100644 --- a/sys/amd64/amd64/pmap.c +++ b/sys/amd64/amd64/pmap.c @@ -39,7 +39,7 @@ * SUCH DAMAGE. * * from: @(#)pmap.c 7.7 (Berkeley) 5/12/91 - * $Id: pmap.c,v 1.216 1999/01/07 22:15:51 dt Exp $ + * $Id: pmap.c,v 1.217 1999/01/08 14:20:54 luoqi Exp $ */ /* @@ -3227,8 +3227,10 @@ pmap_ts_referenced(vm_offset_t pa) /* * Not found, check current mappings returning immediately if found. */ - pvf = TAILQ_FIRST(&ppv->pv_list); - for (pv = pvf; pv && pv != pvf; pv = pvn) { + pvf = 0; + for (pv = TAILQ_FIRST(&ppv->pv_list); pv && pv != pvf; pv = pvn) { + if (!pvf) + pvf = pv; pvn = TAILQ_NEXT(pv, pv_list); TAILQ_REMOVE(&ppv->pv_list, pv, pv_list); diff --git a/sys/i386/i386/pmap.c b/sys/i386/i386/pmap.c index 92c3d2e33282..3a4e19e965a4 100644 --- a/sys/i386/i386/pmap.c +++ b/sys/i386/i386/pmap.c @@ -39,7 +39,7 @@ * SUCH DAMAGE. * * from: @(#)pmap.c 7.7 (Berkeley) 5/12/91 - * $Id: pmap.c,v 1.216 1999/01/07 22:15:51 dt Exp $ + * $Id: pmap.c,v 1.217 1999/01/08 14:20:54 luoqi Exp $ */ /* @@ -3227,8 +3227,10 @@ pmap_ts_referenced(vm_offset_t pa) /* * Not found, check current mappings returning immediately if found. */ - pvf = TAILQ_FIRST(&ppv->pv_list); - for (pv = pvf; pv && pv != pvf; pv = pvn) { + pvf = 0; + for (pv = TAILQ_FIRST(&ppv->pv_list); pv && pv != pvf; pv = pvn) { + if (!pvf) + pvf = pv; pvn = TAILQ_NEXT(pv, pv_list); TAILQ_REMOVE(&ppv->pv_list, pv, pv_list); |