diff options
Diffstat (limited to 'mm/kasan/kasan_init.c')
| -rw-r--r-- | mm/kasan/kasan_init.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/mm/kasan/kasan_init.c b/mm/kasan/kasan_init.c index 3f9a41cf0ac6..31238dad85fb 100644 --- a/mm/kasan/kasan_init.c +++ b/mm/kasan/kasan_init.c @@ -15,6 +15,7 @@ #include <linux/kasan.h> #include <linux/kernel.h> #include <linux/memblock.h> +#include <linux/mm.h> #include <linux/pfn.h> #include <asm/page.h> @@ -49,7 +50,7 @@ static void __init zero_pte_populate(pmd_t *pmd, unsigned long addr, pte_t *pte = pte_offset_kernel(pmd, addr); pte_t zero_pte; - zero_pte = pfn_pte(PFN_DOWN(__pa(kasan_zero_page)), PAGE_KERNEL); + zero_pte = pfn_pte(PFN_DOWN(__pa_symbol(kasan_zero_page)), PAGE_KERNEL); zero_pte = pte_wrprotect(zero_pte); while (addr + PAGE_SIZE <= end) { @@ -69,7 +70,7 @@ static void __init zero_pmd_populate(pud_t *pud, unsigned long addr, next = pmd_addr_end(addr, end); if (IS_ALIGNED(addr, PMD_SIZE) && end - addr >= PMD_SIZE) { - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } @@ -92,9 +93,9 @@ static void __init zero_pud_populate(pgd_t *pgd, unsigned long addr, if (IS_ALIGNED(addr, PUD_SIZE) && end - addr >= PUD_SIZE) { pmd_t *pmd; - pud_populate(&init_mm, pud, kasan_zero_pmd); + pud_populate(&init_mm, pud, lm_alias(kasan_zero_pmd)); pmd = pmd_offset(pud, addr); - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } @@ -135,11 +136,11 @@ void __init kasan_populate_zero_shadow(const void *shadow_start, * puds,pmds, so pgd_populate(), pud_populate() * is noops. */ - pgd_populate(&init_mm, pgd, kasan_zero_pud); + pgd_populate(&init_mm, pgd, lm_alias(kasan_zero_pud)); pud = pud_offset(pgd, addr); - pud_populate(&init_mm, pud, kasan_zero_pmd); + pud_populate(&init_mm, pud, lm_alias(kasan_zero_pmd)); pmd = pmd_offset(pud, addr); - pmd_populate_kernel(&init_mm, pmd, kasan_zero_pte); + pmd_populate_kernel(&init_mm, pmd, lm_alias(kasan_zero_pte)); continue; } |