diff options
Diffstat (limited to 'arch/s390/kernel')
| -rw-r--r-- | arch/s390/kernel/process.c | 6 | ||||
| -rw-r--r-- | arch/s390/kernel/setup.c | 4 |
2 files changed, 7 insertions, 3 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 9451b210a1b..3201ae44799 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -91,10 +91,12 @@ static void default_idle(void) void cpu_idle(void) { for (;;) { - tick_nohz_stop_sched_tick(1); + tick_nohz_idle_enter(); + rcu_idle_enter(); while (!need_resched()) default_idle(); - tick_nohz_restart_sched_tick(); + rcu_idle_exit(); + tick_nohz_idle_exit(); preempt_enable_no_resched(); schedule(); preempt_disable(); diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index e54c4ff8aba..f11d1b037c5 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -21,6 +21,7 @@ #include <linux/module.h> #include <linux/sched.h> #include <linux/kernel.h> +#include <linux/memblock.h> #include <linux/mm.h> #include <linux/stddef.h> #include <linux/unistd.h> @@ -820,7 +821,8 @@ setup_memory(void) end_chunk = min(end_chunk, end_pfn); if (start_chunk >= end_chunk) continue; - add_active_range(0, start_chunk, end_chunk); + memblock_add_node(PFN_PHYS(start_chunk), + PFN_PHYS(end_chunk - start_chunk), 0); pfn = max(start_chunk, start_pfn); for (; pfn < end_chunk; pfn++) page_set_storage_key(PFN_PHYS(pfn), |