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lguest: use __PAGE_KERNEL instead of _PAGE_KERNEL

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x86_64 don't expose the intermediate representation with one underline,
_PAGE_KERNEL, just the double-underlined one.

Use it, to get a common ground between 32 and 64-bit

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Glauber de Oliveira Costa 2008-01-18 23:59:08 -02:00 • committed by Rusty Russell
parent ca94f2bdd1
commit 84f12e39c8
1 changed files with 2 additions and 2 deletions
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4
drivers/lguest/page_tables.c
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@ -646,7 +646,7 @@ void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages)
/* Make the last PGD entry for this Guest point to the Switcher's PTE /* Make the last PGD entry for this Guest point to the Switcher's PTE
* page for this CPU (with appropriate flags). */ * page for this CPU (with appropriate flags). */
switcher_pgd = __pgd(__pa(switcher_pte_page) | _PAGE_KERNEL); switcher_pgd = __pgd(__pa(switcher_pte_page) | __PAGE_KERNEL);
cpu->lg->pgdirs[cpu->cpu_pgd].pgdir[SWITCHER_PGD_INDEX] = switcher_pgd; cpu->lg->pgdirs[cpu->cpu_pgd].pgdir[SWITCHER_PGD_INDEX] = switcher_pgd;
@ -658,7 +658,7 @@ void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages)
* page is already mapped there, we don't have to copy them out * page is already mapped there, we don't have to copy them out
* again. */ * again. */
pfn = __pa(cpu->regs_page) >> PAGE_SHIFT; pfn = __pa(cpu->regs_page) >> PAGE_SHIFT;
regs_pte = pfn_pte(pfn, __pgprot(_PAGE_KERNEL)); regs_pte = pfn_pte(pfn, __pgprot(__PAGE_KERNEL));
switcher_pte_page[(unsigned long)pages/PAGE_SIZE%PTRS_PER_PTE] = regs_pte; switcher_pte_page[(unsigned long)pages/PAGE_SIZE%PTRS_PER_PTE] = regs_pte;
} }
/*:*/ /*:*/