diff options
Diffstat (limited to 'arch/sh/mm/cache.c')
| -rw-r--r-- | arch/sh/mm/cache.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 33bdf2114..5c28ea039 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -175,13 +175,13 @@ void cache_wback_area(unsigned long start, unsigned long end) * * For SH-4, flush (write back) Operand Cache, as Instruction Cache * doesn't have "updated" data. + * + * Assumes that called in interrupt disabled. */ static void cache_wback_all(void) { - unsigned long flags; unsigned long addr, data, i, j; - save_and_cli(flags); jump_to_P2(); for (i=0; i<CACHE_OC_NUM_ENTRIES; i++) { @@ -197,7 +197,6 @@ static void cache_wback_all(void) } back_to_P1(); - restore_flags(flags); } static void @@ -314,11 +313,11 @@ void flush_cache_all(void) { unsigned long flags; + save_and_cli(flags); /* Write back Operand Cache */ - cache_wback_all (); + cache_wback_all(); /* Then, invalidate Instruction Cache and Operand Cache */ - save_and_cli(flags); jump_to_P2(); ctrl_outl(CCR_CACHE_INIT, CCR); back_to_P1(); |