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Commit c93c82bb authored by Andi Kleen's avatar Andi Kleen Committed by Ingo Molnar
Browse files

x86: shrink __PAGE_KERNEL/__PAGE_KERNEL_EXEC on non PAE kernels 



No need to make it 64bit there.

Signed-off-by: default avatarAndi Kleen <ak@suse.de>
Acked-by: default avatarJan Beulich <jbeulich@novell.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent a3ae91b0

arch/x86/mm/init_32.c

+2 −2
Original line number Diff line number Diff line
@@ -332,9 +332,9 @@ static void __init set_highmem_pages_init(int bad_ppro) 
#define set_highmem_pages_init(bad_ppro) do { } while (0)

#endif /* CONFIG_HIGHMEM */



unsigned long long __PAGE_KERNEL = _PAGE_KERNEL;

pteval_t __PAGE_KERNEL = _PAGE_KERNEL;

EXPORT_SYMBOL(__PAGE_KERNEL);

unsigned long long __PAGE_KERNEL_EXEC = _PAGE_KERNEL_EXEC;

pteval_t __PAGE_KERNEL_EXEC = _PAGE_KERNEL_EXEC;



#ifdef CONFIG_NUMA

extern void __init remap_numa_kva(void);

include/asm-x86/pgtable.h

+1 −1
Original line number Diff line number Diff line
@@ -69,7 +69,7 @@ 
#define _PAGE_KERNEL (_PAGE_KERNEL_EXEC | _PAGE_NX)



#ifndef __ASSEMBLY__

extern unsigned long long __PAGE_KERNEL, __PAGE_KERNEL_EXEC;

extern pteval_t __PAGE_KERNEL, __PAGE_KERNEL_EXEC;

#endif	/* __ASSEMBLY__ */

#else

#define __PAGE_KERNEL_EXEC						\