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-rw-r--r--init/Kconfig9
-rw-r--r--init/do_mounts_rd.c4
-rw-r--r--init/main.c9
3 files changed, 5 insertions, 17 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 3f42cd66f0f8..72f33faca44f 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -438,15 +438,6 @@ config PREEMPT_RCU
This option enables preemptible-RCU code that is common between
the TREE_PREEMPT_RCU and TINY_PREEMPT_RCU implementations.
-config RCU_TRACE
- bool "Enable tracing for RCU"
- help
- This option provides tracing in RCU which presents stats
- in debugfs for debugging RCU implementation.
-
- Say Y here if you want to enable RCU tracing
- Say N if you are unsure.
-
config RCU_FANOUT
int "Tree-based hierarchical RCU fanout value"
range 2 64 if 64BIT
diff --git a/init/do_mounts_rd.c b/init/do_mounts_rd.c
index 887629e24c54..01f1306aa26e 100644
--- a/init/do_mounts_rd.c
+++ b/init/do_mounts_rd.c
@@ -178,7 +178,7 @@ int __init rd_load_image(char *from)
char *buf = NULL;
unsigned short rotate = 0;
decompress_fn decompressor = NULL;
-#if !defined(CONFIG_S390) && !defined(CONFIG_PPC_ISERIES)
+#if !defined(CONFIG_S390)
char rotator[4] = { '|' , '/' , '-' , '\\' };
#endif
@@ -264,7 +264,7 @@ int __init rd_load_image(char *from)
}
sys_read(in_fd, buf, BLOCK_SIZE);
sys_write(out_fd, buf, BLOCK_SIZE);
-#if !defined(CONFIG_S390) && !defined(CONFIG_PPC_ISERIES)
+#if !defined(CONFIG_S390)
if (!(i % 16)) {
printk("%c\b", rotator[rotate & 0x3]);
rotate++;
diff --git a/init/main.c b/init/main.c
index ff49a6dacfbb..c24805c824b9 100644
--- a/init/main.c
+++ b/init/main.c
@@ -374,11 +374,8 @@ static noinline void __init_refok rest_init(void)
* at least once to get things moving:
*/
init_idle_bootup_task(current);
- preempt_enable_no_resched();
- schedule();
-
+ schedule_preempt_disabled();
/* Call into cpu_idle with preempt disabled */
- preempt_disable();
cpu_idle();
}
@@ -449,8 +446,8 @@ void __init __weak thread_info_cache_init(void)
static void __init mm_init(void)
{
/*
- * page_cgroup requires countinous pages as memmap
- * and it's bigger than MAX_ORDER unless SPARSEMEM.
+ * page_cgroup requires contiguous pages,
+ * bigger than MAX_ORDER unless SPARSEMEM.
*/
page_cgroup_init_flatmem();
mem_init();