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author | cognet <cognet@FreeBSD.org> | 2006-08-28 21:43:34 +0000 |
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committer | cognet <cognet@FreeBSD.org> | 2006-08-28 21:43:34 +0000 |
commit | ecf44c474e85fa691ee093eb4bb654f865a04fed (patch) | |
tree | e551d4c94f0beeccf20ccf8d3305104b82c8f532 /sys/arm | |
parent | fa893a6f9c4b046d0a798810c61c986dfc111e8e (diff) | |
download | FreeBSD-src-ecf44c474e85fa691ee093eb4bb654f865a04fed.zip FreeBSD-src-ecf44c474e85fa691ee093eb4bb654f865a04fed.tar.gz |
Ooops m->md.pvh_attrs can't be used to know if the page is writeable, because
it only remembers if the page is modified or referenced.
Bad review from: cognet
Diffstat (limited to 'sys/arm')
-rw-r--r-- | sys/arm/arm/pmap.c | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/sys/arm/arm/pmap.c b/sys/arm/arm/pmap.c index 25146af..3c239f5 100644 --- a/sys/arm/arm/pmap.c +++ b/sys/arm/arm/pmap.c @@ -4469,11 +4469,8 @@ void pmap_remove_write(vm_page_t m) { - if (m->md.pvh_attrs & PVF_WRITE) + if (m->flags & PG_WRITEABLE) pmap_clearbit(m, PVF_WRITE); - else - KASSERT((m->flags & PG_WRITEABLE) == 0, - ("pmap_clear_write: page %p has PG_WRITEABLE set", m)); } |