diff options
Diffstat (limited to 'arch/score')
| -rw-r--r-- | arch/score/include/asm/pgtable-bits.h | 1 | ||||
| -rw-r--r-- | arch/score/include/asm/pgtable.h | 20 | ||||
| -rw-r--r-- | arch/score/include/asm/thread_info.h | 4 | ||||
| -rw-r--r-- | arch/score/kernel/asm-offsets.c | 1 | ||||
| -rw-r--r-- | arch/score/kernel/signal.c | 2 | ||||
| -rw-r--r-- | arch/score/mm/fault.c | 2 |
6 files changed, 6 insertions, 24 deletions
diff --git a/arch/score/include/asm/pgtable-bits.h b/arch/score/include/asm/pgtable-bits.h index 7d65a96a82e..0e5c6f46652 100644 --- a/arch/score/include/asm/pgtable-bits.h +++ b/arch/score/include/asm/pgtable-bits.h @@ -6,7 +6,6 @@ #define _PAGE_WRITE (1<<7) /* implemented in software */ #define _PAGE_PRESENT (1<<9) /* implemented in software */ #define _PAGE_MODIFIED (1<<10) /* implemented in software */ -#define _PAGE_FILE (1<<10) #define _PAGE_GLOBAL (1<<0) #define _PAGE_VALID (1<<1) diff --git a/arch/score/include/asm/pgtable.h b/arch/score/include/asm/pgtable.h index db96ad9afc0..0553e5cd598 100644 --- a/arch/score/include/asm/pgtable.h +++ b/arch/score/include/asm/pgtable.h @@ -27,7 +27,7 @@ extern pte_t invalid_pte_table[PAGE_SIZE/sizeof(pte_t)]; #define PTRS_PER_PTE 1024 #define USER_PTRS_PER_PGD (0x80000000UL/PGDIR_SIZE) -#define FIRST_USER_ADDRESS 0 +#define FIRST_USER_ADDRESS 0UL #define VMALLOC_START (0xc0000000UL) @@ -90,15 +90,6 @@ static inline void pmd_clear(pmd_t *pmdp) ((pte_t *)page_address(pmd_page(*(dir))) + __pte_offset(address)) #define pte_unmap(pte) ((void)(pte)) -/* - * Bits 9(_PAGE_PRESENT) and 10(_PAGE_FILE)are taken, - * split up 30 bits of offset into this range: - */ -#define PTE_FILE_MAX_BITS 30 -#define pte_to_pgoff(_pte) \ - (((_pte).pte & 0x1ff) | (((_pte).pte >> 11) << 9)) -#define pgoff_to_pte(off) \ - ((pte_t) {((off) & 0x1ff) | (((off) >> 9) << 11) | _PAGE_FILE}) #define __pte_to_swp_entry(pte) \ ((swp_entry_t) { pte_val(pte)}) #define __swp_entry_to_pte(x) ((pte_t) {(x).val}) @@ -169,8 +160,8 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot) } #define __swp_type(x) ((x).val & 0x1f) -#define __swp_offset(x) ((x).val >> 11) -#define __swp_entry(type, offset) ((swp_entry_t){(type) | ((offset) << 11)}) +#define __swp_offset(x) ((x).val >> 10) +#define __swp_entry(type, offset) ((swp_entry_t){(type) | ((offset) << 10)}) extern unsigned long empty_zero_page; extern unsigned long zero_page_mask; @@ -198,11 +189,6 @@ static inline int pte_young(pte_t pte) return pte_val(pte) & _PAGE_ACCESSED; } -static inline int pte_file(pte_t pte) -{ - return pte_val(pte) & _PAGE_FILE; -} - #define pte_special(pte) (0) static inline pte_t pte_wrprotect(pte_t pte) diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h index 656b7ada932..33864fa2a8d 100644 --- a/arch/score/include/asm/thread_info.h +++ b/arch/score/include/asm/thread_info.h @@ -42,7 +42,6 @@ struct thread_info { * 0-0xFFFFFFFF for kernel-thread */ mm_segment_t addr_limit; - struct restart_block restart_block; struct pt_regs *regs; }; @@ -58,9 +57,6 @@ struct thread_info { .cpu = 0, \ .preempt_count = 1, \ .addr_limit = KERNEL_DS, \ - .restart_block = { \ - .fn = do_no_restart_syscall, \ - }, \ } #define init_thread_info (init_thread_union.thread_info) diff --git a/arch/score/kernel/asm-offsets.c b/arch/score/kernel/asm-offsets.c index 57788f44c6f..b4d5214a7a7 100644 --- a/arch/score/kernel/asm-offsets.c +++ b/arch/score/kernel/asm-offsets.c @@ -106,7 +106,6 @@ void output_thread_info_defines(void) OFFSET(TI_CPU, thread_info, cpu); OFFSET(TI_PRE_COUNT, thread_info, preempt_count); OFFSET(TI_ADDR_LIMIT, thread_info, addr_limit); - OFFSET(TI_RESTART_BLOCK, thread_info, restart_block); OFFSET(TI_REGS, thread_info, regs); DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE); DEFINE(KERNEL_STACK_MASK, THREAD_MASK); diff --git a/arch/score/kernel/signal.c b/arch/score/kernel/signal.c index 1651807774a..e381c8c4ff6 100644 --- a/arch/score/kernel/signal.c +++ b/arch/score/kernel/signal.c @@ -141,7 +141,7 @@ score_rt_sigreturn(struct pt_regs *regs) int sig; /* Always make any pending restarted system calls return -EINTR */ - current_thread_info()->restart_block.fn = do_no_restart_syscall; + current->restart_block.fn = do_no_restart_syscall; frame = (struct rt_sigframe __user *) regs->regs[0]; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) diff --git a/arch/score/mm/fault.c b/arch/score/mm/fault.c index 52238983527..6860beb2a28 100644 --- a/arch/score/mm/fault.c +++ b/arch/score/mm/fault.c @@ -114,6 +114,8 @@ good_area: if (unlikely(fault & VM_FAULT_ERROR)) { if (fault & VM_FAULT_OOM) goto out_of_memory; + else if (fault & VM_FAULT_SIGSEGV) + goto bad_area; else if (fault & VM_FAULT_SIGBUS) goto do_sigbus; BUG(); |