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authorThomas Gleixner <tglx@linutronix.de>2017-12-17 10:56:29 +0100
committerIngo Molnar <mingo@kernel.org>2017-12-22 20:13:05 +0100
commit613e396bc0d4c7604fba23256644e78454c68cf6 (patch)
tree8ffcc7982ba17085864a3e87525e2090255e00bc /init
parent92a0f81d89571e3e8759366e050ee05cc545ef99 (diff)
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init: Invoke init_espfix_bsp() from mm_init()
init_espfix_bsp() needs to be invoked before the page table isolation initialization. Move it into mm_init() which is the place where pti_init() will be added. While at it get rid of the #ifdeffery and provide proper stub functions. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Josh Poimboeuf <jpoimboe@redhat.com> Cc: Juergen Gross <jgross@suse.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'init')
-rw-r--r--init/main.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/init/main.c b/init/main.c
index 0ee9c6866ada..8a390f60ec81 100644
--- a/init/main.c
+++ b/init/main.c
@@ -504,6 +504,8 @@ static void __init mm_init(void)
pgtable_init();
vmalloc_init();
ioremap_huge_init();
+ /* Should be run before the first non-init thread is created */
+ init_espfix_bsp();
}
asmlinkage __visible void __init start_kernel(void)
@@ -674,10 +676,6 @@ asmlinkage __visible void __init start_kernel(void)
if (efi_enabled(EFI_RUNTIME_SERVICES))
efi_enter_virtual_mode();
#endif
-#ifdef CONFIG_X86_ESPFIX64
- /* Should be run before the first non-init thread is created */
- init_espfix_bsp();
-#endif
thread_stack_cache_init();
cred_init();
fork_init();