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| author | Ingo Molnar <mingo@kernel.org> | 2017-07-18 12:36:53 +0300 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-07-18 12:36:53 +0300 |
| commit | 1ed7d32763857fbdc8e406352404538e41050d22 (patch) | |
| tree | f97c5d8f548141bf7cdec0a9d7f22adb61da6efc /arch/powerpc/include/asm/book3s/64/radix.h | |
| parent | 660da7c9228f685b2ebe664f9fd69aaddcc420b5 (diff) | |
| parent | 27aac20574110abfd594175a668dc58b23b2b14a (diff) | |
| download | linux-1ed7d32763857fbdc8e406352404538e41050d22.tar.xz | |
Merge branch 'x86/boot' into x86/mm, to pick up interacting changes
The SME patches we are about to apply add some E820 logic, so merge in
pending E820 code changes first, to have a single code base.
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/include/asm/book3s/64/radix.h')
| -rw-r--r-- | arch/powerpc/include/asm/book3s/64/radix.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/book3s/64/radix.h b/arch/powerpc/include/asm/book3s/64/radix.h index ac16d1943022..487709ff6875 100644 --- a/arch/powerpc/include/asm/book3s/64/radix.h +++ b/arch/powerpc/include/asm/book3s/64/radix.h @@ -116,6 +116,10 @@ #define RADIX_PUD_TABLE_SIZE (sizeof(pud_t) << RADIX_PUD_INDEX_SIZE) #define RADIX_PGD_TABLE_SIZE (sizeof(pgd_t) << RADIX_PGD_INDEX_SIZE) +#ifdef CONFIG_STRICT_KERNEL_RWX +extern void radix__mark_rodata_ro(void); +#endif + static inline unsigned long __radix_pte_update(pte_t *ptep, unsigned long clr, unsigned long set) { @@ -252,7 +256,7 @@ static inline int radix__pgd_bad(pgd_t pgd) static inline int radix__pmd_trans_huge(pmd_t pmd) { - return !!(pmd_val(pmd) & _PAGE_PTE); + return (pmd_val(pmd) & (_PAGE_PTE | _PAGE_DEVMAP)) == _PAGE_PTE; } static inline pmd_t radix__pmd_mkhuge(pmd_t pmd) |