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-rw-r--r--arch/mips/mm/c-r4k.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/arch/mips/mm/c-r4k.c b/arch/mips/mm/c-r4k.c
index c08fa366b18..1466c497bea 100644
--- a/arch/mips/mm/c-r4k.c
+++ b/arch/mips/mm/c-r4k.c
@@ -1011,9 +1011,17 @@ static void __init probe_pcache(void)
* normally they'd suffer from aliases but magic in the hardware deals
* with that for us so we don't need to take care ourselves.
*/
- if (c->cputype != CPU_R10000 && c->cputype != CPU_R12000)
+ switch (c->cputype) {
if (c->dcache.waysize > PAGE_SIZE)
- c->dcache.flags |= MIPS_CACHE_ALIASES;
+
+ case CPU_R10000:
+ case CPU_R12000:
+ break;
+ case CPU_24K:
+ if (!(read_c0_config7() & (1 << 16)))
+ default:
+ c->dcache.flags |= MIPS_CACHE_ALIASES;
+ }
switch (c->cputype) {
case CPU_20KC: