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| author | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-06-26 01:31:38 -0400 |
|---|---|---|
| committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-06-26 01:31:38 -0400 |
| commit | 4854c7b27f0975a2b629f35ea3996d2968eb7c4f (patch) | |
| tree | 4102bdb70289764a2058aff0f907b13d7cf0e0d1 /arch/m68k/mm/kmap.c | |
| parent | 3cbd5b32cb625f5c0f1b1476d154fac873dd49ce (diff) | |
| parent | fcc18e83e1f6fd9fa6b333735bf0fcd530655511 (diff) | |
Merge rsync://rsync.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'arch/m68k/mm/kmap.c')
| -rw-r--r-- | arch/m68k/mm/kmap.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/m68k/mm/kmap.c b/arch/m68k/mm/kmap.c index 85ad19a0ac79..43ffab048724 100644 --- a/arch/m68k/mm/kmap.c +++ b/arch/m68k/mm/kmap.c @@ -259,13 +259,15 @@ void __iounmap(void *addr, unsigned long size) if (CPU_IS_020_OR_030) { int pmd_off = (virtaddr/PTRTREESIZE) & 15; + int pmd_type = pmd_dir->pmd[pmd_off] & _DESCTYPE_MASK; - if ((pmd_dir->pmd[pmd_off] & _DESCTYPE_MASK) == _PAGE_PRESENT) { + if (pmd_type == _PAGE_PRESENT) { pmd_dir->pmd[pmd_off] = 0; virtaddr += PTRTREESIZE; size -= PTRTREESIZE; continue; - } + } else if (pmd_type == 0) + continue; } if (pmd_bad(*pmd_dir)) { |