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-rw-r--r--init/main.c16
1 files changed, 12 insertions, 4 deletions
diff --git a/init/main.c b/init/main.c
index 052481fbe363..949306bb5b6a 100644
--- a/init/main.c
+++ b/init/main.c
@@ -430,7 +430,6 @@ static noinline void __ref rest_init(void)
* The boot idle thread must execute schedule()
* at least once to get things moving:
*/
- init_idle_bootup_task(current);
schedule_preempt_disabled();
/* Call into cpu_idle with preempt disabled */
cpu_startup_entry(CPUHP_ONLINE);
@@ -488,6 +487,8 @@ void __init __weak thread_stack_cache_init(void)
}
#endif
+void __init __weak mem_encrypt_init(void) { }
+
/*
* Set up kernel memory allocators
*/
@@ -500,7 +501,6 @@ static void __init mm_init(void)
page_ext_init_flatmem();
mem_init();
kmem_cache_init();
- percpu_init_late();
pgtable_init();
vmalloc_init();
ioremap_huge_init();
@@ -541,7 +541,7 @@ asmlinkage __visible void __init start_kernel(void)
boot_cpu_state_init();
smp_prepare_boot_cpu(); /* arch-specific boot-cpu hooks */
- build_all_zonelists(NULL, NULL);
+ build_all_zonelists(NULL);
page_alloc_init();
pr_notice("Kernel command line: %s\n", boot_command_line);
@@ -641,6 +641,14 @@ asmlinkage __visible void __init start_kernel(void)
*/
locking_selftest();
+ /*
+ * This needs to be called before any devices perform DMA
+ * operations that might use the SWIOTLB bounce buffers. It will
+ * mark the bounce buffers as decrypted so that their usage will
+ * not cause "plain-text" data to be decrypted when accessed.
+ */
+ mem_encrypt_init();
+
#ifdef CONFIG_BLK_DEV_INITRD
if (initrd_start && !initrd_below_start_ok &&
page_to_pfn(virt_to_page((void *)initrd_start)) < min_low_pfn) {
@@ -651,8 +659,8 @@ asmlinkage __visible void __init start_kernel(void)
}
#endif
page_ext_init();
- debug_objects_mem_init();
kmemleak_init();
+ debug_objects_mem_init();
setup_per_cpu_pageset();
numa_policy_init();
if (late_time_init)