diff options
Diffstat (limited to 'arch/ia64/kernel/sal.c')
| -rw-r--r-- | arch/ia64/kernel/sal.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/ia64/kernel/sal.c b/arch/ia64/kernel/sal.c index a3022dc48ef..7e0259709c0 100644 --- a/arch/ia64/kernel/sal.c +++ b/arch/ia64/kernel/sal.c @@ -229,6 +229,14 @@ static void __init sal_desc_ap_wakeup(void *p) { } */ static int sal_cache_flush_drops_interrupts; +static int __init +force_pal_cache_flush(char *str) +{ + sal_cache_flush_drops_interrupts = 1; + return 0; +} +early_param("force_pal_cache_flush", force_pal_cache_flush); + void __init check_sal_cache_flush (void) { @@ -237,6 +245,9 @@ check_sal_cache_flush (void) u64 vector, cache_type = 3; struct ia64_sal_retval isrv; + if (sal_cache_flush_drops_interrupts) + return; + cpu = get_cpu(); local_irq_save(flags); |