diff options
Diffstat (limited to 'arch/mips/include')
| -rw-r--r-- | arch/mips/include/asm/pgtable-64.h | 18 | ||||
| -rw-r--r-- | arch/mips/include/asm/processor.h | 6 |
2 files changed, 16 insertions, 8 deletions
diff --git a/arch/mips/include/asm/pgtable-64.h b/arch/mips/include/asm/pgtable-64.h index cf661a2fb141..514cbc0a6a67 100644 --- a/arch/mips/include/asm/pgtable-64.h +++ b/arch/mips/include/asm/pgtable-64.h @@ -17,7 +17,7 @@ #include <asm/cachectl.h> #include <asm/fixmap.h> -#ifdef CONFIG_PAGE_SIZE_64KB +#if defined(CONFIG_PAGE_SIZE_64KB) && !defined(CONFIG_MIPS_VA_BITS_48) #include <asm-generic/pgtable-nopmd.h> #else #include <asm-generic/pgtable-nopud.h> @@ -90,7 +90,11 @@ #define PTE_ORDER 0 #endif #ifdef CONFIG_PAGE_SIZE_16KB -#define PGD_ORDER 0 +#ifdef CONFIG_MIPS_VA_BITS_48 +#define PGD_ORDER 1 +#else +#define PGD_ORDER 0 +#endif #define PUD_ORDER aieeee_attempt_to_allocate_pud #define PMD_ORDER 0 #define PTE_ORDER 0 @@ -104,7 +108,11 @@ #ifdef CONFIG_PAGE_SIZE_64KB #define PGD_ORDER 0 #define PUD_ORDER aieeee_attempt_to_allocate_pud +#ifdef CONFIG_MIPS_VA_BITS_48 +#define PMD_ORDER 0 +#else #define PMD_ORDER aieeee_attempt_to_allocate_pmd +#endif #define PTE_ORDER 0 #endif @@ -114,11 +122,7 @@ #endif #define PTRS_PER_PTE ((PAGE_SIZE << PTE_ORDER) / sizeof(pte_t)) -#if PGDIR_SIZE >= TASK_SIZE64 -#define USER_PTRS_PER_PGD (1) -#else -#define USER_PTRS_PER_PGD (TASK_SIZE64 / PGDIR_SIZE) -#endif +#define USER_PTRS_PER_PGD ((TASK_SIZE64 / PGDIR_SIZE)?(TASK_SIZE64 / PGDIR_SIZE):1) #define FIRST_USER_ADDRESS 0UL /* diff --git a/arch/mips/include/asm/processor.h b/arch/mips/include/asm/processor.h index cfa15bad43af..7e78b6208d7d 100644 --- a/arch/mips/include/asm/processor.h +++ b/arch/mips/include/asm/processor.h @@ -63,7 +63,11 @@ extern unsigned int vced_count, vcei_count; * 8192EB ... */ #define TASK_SIZE32 0x7fff8000UL -#define TASK_SIZE64 0x10000000000UL +#ifdef CONFIG_MIPS_VA_BITS_48 +#define TASK_SIZE64 (0x1UL << ((cpu_data[0].vmbits>48)?48:cpu_data[0].vmbits)) +#else +#define TASK_SIZE64 0x10000000000UL +#endif #define TASK_SIZE (test_thread_flag(TIF_32BIT_ADDR) ? TASK_SIZE32 : TASK_SIZE64) #define STACK_TOP_MAX TASK_SIZE64 |