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| author | Paul Mundt <lethal@linux-sh.org> | 2006-12-28 02:54:01 +0100 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2007-02-13 02:54:44 +0100 |
| commit | adac9570966eb2eb137209e552b258d4d1d4825b (patch) | |
| tree | 2127b09451959a794c2c786a6ef679c59d90ef25 /arch | |
| parent | sh: Lazy dcache writeback optimizations. (diff) | |
| download | linux-adac9570966eb2eb137209e552b258d4d1d4825b.tar.xz linux-adac9570966eb2eb137209e552b258d4d1d4825b.zip | |
sh: Don't set reserved _PAGE_WT bit on SH-3.
Only SH-4 needs to set _PAGE_WT when using write-through caching,
don't attempt to set it on SH-3 where it ends up being a reserved
bit.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/sh/mm/tlb-flush.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sh/mm/tlb-flush.c b/arch/sh/mm/tlb-flush.c index 9347534aa894..ef3e4d477864 100644 --- a/arch/sh/mm/tlb-flush.c +++ b/arch/sh/mm/tlb-flush.c @@ -175,7 +175,7 @@ void update_mmu_cache(struct vm_area_struct *vma, /* Set PTEL register */ pteval &= _PAGE_FLAGS_HARDWARE_MASK; /* drop software flags */ -#ifdef CONFIG_SH_WRITETHROUGH +#if defined(CONFIG_SH_WRITETHROUGH) && defined(CONFIG_CPU_SH4) pteval |= _PAGE_WT; #endif /* conveniently, we want all the software flags to be 0 anyway */ |