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authorPaul Mundt <lethal@linux-sh.org>2007-03-05 19:46:47 +0900
committerPaul Mundt <lethal@linux-sh.org>2007-03-05 19:46:47 +0900
commit39e688a94b94eaba768b1494e19e96f828fc2688 (patch)
tree706ce255a95d0705241beafb8354fb7253a24af4 /include/asm-sh/pgtable.h
parentc87a7111349891043cb0a62b0ba745264d4b600a (diff)
downloadblackbird-obmc-linux-39e688a94b94eaba768b1494e19e96f828fc2688.tar.gz
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sh: Revert lazy dcache writeback changes.
These ended up causing too many problems on older parts, revert for now.. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/pgtable.h')
-rw-r--r--include/asm-sh/pgtable.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h
index 9214c015fe14..184d7fcaaf10 100644
--- a/include/asm-sh/pgtable.h
+++ b/include/asm-sh/pgtable.h
@@ -583,6 +583,11 @@ struct mm_struct;
extern unsigned int kobjsize(const void *objp);
#endif /* !CONFIG_MMU */
+#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB)
+#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
+extern pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
+#endif
+
extern pgd_t swapper_pg_dir[PTRS_PER_PGD];
extern void paging_init(void);
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