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| author | Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> | 2009-09-21 22:40:42 +0200 |
|---|---|---|
| committer | Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> | 2009-09-21 22:56:58 +0200 |
| commit | c44c9ec0f38b939b3200436e3aa95c1aa83c41c7 (patch) | |
| tree | 8a61331dddd6fc5b8d3b1bef1ab7955b96036cba /arch/x86/include | |
| parent | xen: check EFER for NX before setting up GDT mapping (diff) | |
| download | linux-c44c9ec0f38b939b3200436e3aa95c1aa83c41c7.tar.xz linux-c44c9ec0f38b939b3200436e3aa95c1aa83c41c7.zip | |
x86: split NX setup into separate file to limit unstack-protected code
Move the NX setup into a separate file so that it can be compiled
without stack-protection while leaving the rest of the mm/init code
protected.
Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Diffstat (limited to 'arch/x86/include')
| -rw-r--r-- | arch/x86/include/asm/pgtable_types.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 54cb697f4900..e9918d99f83c 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -277,6 +277,7 @@ static inline pteval_t pte_flags(pte_t pte) typedef struct page *pgtable_t; extern pteval_t __supported_pte_mask; +extern void set_nx(void); extern int nx_enabled; #define pgprot_writecombine pgprot_writecombine |