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| author | Jeremy Fitzhardinge <jeremy@goop.org> | 2008-01-30 13:32:57 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-01-30 13:32:57 +0100 |
| commit | 6fdc05d4794056e0b98901646c4b68c60a01d5eb (patch) | |
| tree | a6cfb308becd6fe47c549084b29c3e9db3a07f68 /arch | |
| parent | c3bcfb57e1e64b9b2f8b2d90564826637e21c5ea (diff) | |
| download | blackbird-op-linux-6fdc05d4794056e0b98901646c4b68c60a01d5eb.tar.gz blackbird-op-linux-6fdc05d4794056e0b98901646c4b68c60a01d5eb.zip | |
x86: unify pgtable accessors which use
Make users of supported_pte_mask common. This has the side-effect of
introducing the variable for 32-bit non-PAE, but I think its a pretty
small cost to simplify the code.
Signed-off-by: Jeremy Fitzhardinge <jeremy@xensource.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/x86/mm/init_32.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 29130970c193..04332c09ad1d 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -478,11 +478,12 @@ void zap_low_mappings (void) int nx_enabled = 0; +pteval_t __supported_pte_mask __read_mostly = ~_PAGE_NX; +EXPORT_SYMBOL_GPL(__supported_pte_mask); + #ifdef CONFIG_X86_PAE static int disable_nx __initdata = 0; -u64 __supported_pte_mask __read_mostly = ~_PAGE_NX; -EXPORT_SYMBOL_GPL(__supported_pte_mask); /* * noexec = on|off |
