From: Greg Ungerer <gerg@xxxxxxxxxxx>
The cache push and clear code only need to flush the branch cache on
the write-through cache setup of the ColdFire V4e with MMU enabled.
Signed-off-by: Greg Ungerer <gerg@xxxxxxxxxxx>
Acked-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
---
arch/m68k/mm/memory.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c
index 34c77ce..a5dbb74 100644
--- a/arch/m68k/mm/memory.c
+++ b/arch/m68k/mm/memory.c
@@ -203,7 +203,9 @@ static inline void pushcl040(unsigned long paddr)
void cache_clear (unsigned long paddr, int len)
{
- if (CPU_IS_040_OR_060) {
+ if (CPU_IS_COLDFIRE) {
+ flush_cf_bcache(0, DCACHE_MAX_ADDR);
+ } else if (CPU_IS_040_OR_060) {
int tmp;
/*
@@ -250,7 +252,9 @@ EXPORT_SYMBOL(cache_clear);
void cache_push (unsigned long paddr, int len)
{
- if (CPU_IS_040_OR_060) {
+ if (CPU_IS_COLDFIRE) {
+ flush_cf_bcache(0, DCACHE_MAX_ADDR);
+ } else if (CPU_IS_040_OR_060) {
int tmp = PAGE_SIZE;
/*
--
1.7.0.4
--
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