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| author | Thomas Gleixner <tglx@linutronix.de> | 2017-12-17 10:56:29 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-12-22 20:13:05 +0100 |
| commit | 613e396bc0d4c7604fba23256644e78454c68cf6 (patch) | |
| tree | 8ffcc7982ba17085864a3e87525e2090255e00bc /init/main.c | |
| parent | 92a0f81d89571e3e8759366e050ee05cc545ef99 (diff) | |
| download | lwn-613e396bc0d4c7604fba23256644e78454c68cf6.tar.gz lwn-613e396bc0d4c7604fba23256644e78454c68cf6.zip | |
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/main.c')
| -rw-r--r-- | init/main.c | 6 |
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(); |