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Diffstat (limited to 'arch/x86/include/asm/pgtable.h')
-rw-r--r--arch/x86/include/asm/pgtable.h17
1 files changed, 11 insertions, 6 deletions
diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h
index 5f49b4ff0c24..99ecde23c3ec 100644
--- a/arch/x86/include/asm/pgtable.h
+++ b/arch/x86/include/asm/pgtable.h
@@ -65,7 +65,7 @@ extern pmdval_t early_pmd_flags;
#ifndef __PAGETABLE_P4D_FOLDED
#define set_pgd(pgdp, pgd) native_set_pgd(pgdp, pgd)
-#define pgd_clear(pgd) (pgtable_l5_enabled ? native_pgd_clear(pgd) : 0)
+#define pgd_clear(pgd) (pgtable_l5_enabled() ? native_pgd_clear(pgd) : 0)
#endif
#ifndef set_p4d
@@ -601,6 +601,11 @@ static inline pgprot_t pgprot_modify(pgprot_t oldprot, pgprot_t newprot)
#define canon_pgprot(p) __pgprot(massage_pgprot(p))
+static inline pgprot_t arch_filter_pgprot(pgprot_t prot)
+{
+ return canon_pgprot(prot);
+}
+
static inline int is_new_memtype_allowed(u64 paddr, unsigned long size,
enum page_cache_mode pcm,
enum page_cache_mode new_pcm)
@@ -876,7 +881,7 @@ static inline unsigned long p4d_index(unsigned long address)
#if CONFIG_PGTABLE_LEVELS > 4
static inline int pgd_present(pgd_t pgd)
{
- if (!pgtable_l5_enabled)
+ if (!pgtable_l5_enabled())
return 1;
return pgd_flags(pgd) & _PAGE_PRESENT;
}
@@ -893,9 +898,9 @@ static inline unsigned long pgd_page_vaddr(pgd_t pgd)
#define pgd_page(pgd) pfn_to_page(pgd_pfn(pgd))
/* to find an entry in a page-table-directory. */
-static inline p4d_t *p4d_offset(pgd_t *pgd, unsigned long address)
+static __always_inline p4d_t *p4d_offset(pgd_t *pgd, unsigned long address)
{
- if (!pgtable_l5_enabled)
+ if (!pgtable_l5_enabled())
return (p4d_t *)pgd;
return (p4d_t *)pgd_page_vaddr(*pgd) + p4d_index(address);
}
@@ -904,7 +909,7 @@ static inline int pgd_bad(pgd_t pgd)
{
unsigned long ignore_flags = _PAGE_USER;
- if (!pgtable_l5_enabled)
+ if (!pgtable_l5_enabled())
return 0;
if (IS_ENABLED(CONFIG_PAGE_TABLE_ISOLATION))
@@ -915,7 +920,7 @@ static inline int pgd_bad(pgd_t pgd)
static inline int pgd_none(pgd_t pgd)
{
- if (!pgtable_l5_enabled)
+ if (!pgtable_l5_enabled())
return 0;
/*
* There is no need to do a workaround for the KNL stray