diff options
| author | James Morse | 2018-10-05 15:49:16 +0200 |
|---|---|---|
| committer | Catalin Marinas | 2018-10-05 18:19:40 +0200 |
| commit | e9ed821be48600ea3ec7f7b76e478c769729f83c (patch) | |
| tree | 43c4696f00d28695fe57c24d0c0adaf613ed463e /arch/arm64/include/asm/pgtable.h | |
| parent | arm64: Fix typo in a comment in arch/arm64/mm/kasan_init.c (diff) | |
| download | kernel-qcow2-linux-e9ed821be48600ea3ec7f7b76e478c769729f83c.tar.gz kernel-qcow2-linux-e9ed821be48600ea3ec7f7b76e478c769729f83c.tar.xz kernel-qcow2-linux-e9ed821be48600ea3ec7f7b76e478c769729f83c.zip | |
arm64: mm: Use #ifdef for the __PAGETABLE_P?D_FOLDED defines
__is_defined(__PAGETABLE_P?D_FOLDED) doesn't quite work as intended
as these symbols are internal to asm-generic and aren't defined in the
way kconfig expects. This makes them always evaluate to false.
Switch to #ifdef.
Acked-by: Mark Rutland <mark.rutland@arm.com>
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'arch/arm64/include/asm/pgtable.h')
| -rw-r--r-- | arch/arm64/include/asm/pgtable.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index b58f764babf8..50b1ef8584c0 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -445,10 +445,12 @@ static inline bool in_swapper_pgdir(void *addr) static inline void set_pmd(pmd_t *pmdp, pmd_t pmd) { - if (__is_defined(__PAGETABLE_PMD_FOLDED) && in_swapper_pgdir(pmdp)) { +#ifdef __PAGETABLE_PMD_FOLDED + if (in_swapper_pgdir(pmdp)) { set_swapper_pgd((pgd_t *)pmdp, __pgd(pmd_val(pmd))); return; } +#endif /* __PAGETABLE_PMD_FOLDED */ WRITE_ONCE(*pmdp, pmd); @@ -503,10 +505,12 @@ static inline phys_addr_t pmd_page_paddr(pmd_t pmd) static inline void set_pud(pud_t *pudp, pud_t pud) { - if (__is_defined(__PAGETABLE_PUD_FOLDED) && in_swapper_pgdir(pudp)) { +#ifdef __PAGETABLE_PUD_FOLDED + if (in_swapper_pgdir(pudp)) { set_swapper_pgd((pgd_t *)pudp, __pgd(pud_val(pud))); return; } +#endif /* __PAGETABLE_PUD_FOLDED */ WRITE_ONCE(*pudp, pud); |