summaryrefslogtreecommitdiff
path: root/arch/mn10300
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mn10300')
-rw-r--r--arch/mn10300/include/asm/cacheflush.h7
-rw-r--r--arch/mn10300/include/asm/pgtable.h19
-rw-r--r--arch/mn10300/include/asm/thread_info.h4
-rw-r--r--arch/mn10300/kernel/asm-offsets.c1
-rw-r--r--arch/mn10300/kernel/signal.c2
-rw-r--r--arch/mn10300/mm/fault.c2
-rw-r--r--arch/mn10300/unit-asb2305/pci.c4
7 files changed, 9 insertions, 30 deletions
diff --git a/arch/mn10300/include/asm/cacheflush.h b/arch/mn10300/include/asm/cacheflush.h
index faed90240ded..6d6df839948f 100644
--- a/arch/mn10300/include/asm/cacheflush.h
+++ b/arch/mn10300/include/asm/cacheflush.h
@@ -159,13 +159,6 @@ extern void flush_icache_range(unsigned long start, unsigned long end);
#define copy_from_user_page(vma, page, vaddr, dst, src, len) \
memcpy(dst, src, len)
-/*
- * Internal debugging function
- */
-#ifdef CONFIG_DEBUG_PAGEALLOC
-extern void kernel_map_pages(struct page *page, int numpages, int enable);
-#endif
-
#endif /* __ASSEMBLY__ */
#endif /* _ASM_CACHEFLUSH_H */
diff --git a/arch/mn10300/include/asm/pgtable.h b/arch/mn10300/include/asm/pgtable.h
index 2ddaa67e7983..afab728ab65e 100644
--- a/arch/mn10300/include/asm/pgtable.h
+++ b/arch/mn10300/include/asm/pgtable.h
@@ -65,7 +65,7 @@ extern void paging_init(void);
#define PGDIR_MASK (~(PGDIR_SIZE - 1))
#define USER_PTRS_PER_PGD (TASK_SIZE / PGDIR_SIZE)
-#define FIRST_USER_ADDRESS 0
+#define FIRST_USER_ADDRESS 0UL
#define USER_PGD_PTRS (PAGE_OFFSET >> PGDIR_SHIFT)
#define KERNEL_PGD_PTRS (PTRS_PER_PGD - USER_PGD_PTRS)
@@ -134,7 +134,6 @@ extern pte_t kernel_vmalloc_ptes[(VMALLOC_END - VMALLOC_START) / PAGE_SIZE];
#define _PAGE_NX 0 /* no-execute bit */
/* If _PAGE_VALID is clear, we use these: */
-#define _PAGE_FILE xPTEL2_C /* set:pagecache unset:swap */
#define _PAGE_PROTNONE 0x000 /* If not present */
#define __PAGE_PROT_UWAUX 0x010
@@ -241,11 +240,6 @@ static inline int pte_young(pte_t pte) { return pte_val(pte) & _PAGE_ACCESSED; }
static inline int pte_write(pte_t pte) { return pte_val(pte) & __PAGE_PROT_WRITE; }
static inline int pte_special(pte_t pte){ return 0; }
-/*
- * The following only works if pte_present() is not true.
- */
-static inline int pte_file(pte_t pte) { return pte_val(pte) & _PAGE_FILE; }
-
static inline pte_t pte_rdprotect(pte_t pte)
{
pte_val(pte) &= ~(__PAGE_PROT_USER|__PAGE_PROT_UWAUX); return pte;
@@ -338,16 +332,11 @@ static inline int pte_exec_kernel(pte_t pte)
return 1;
}
-#define PTE_FILE_MAX_BITS 30
-
-#define pte_to_pgoff(pte) (pte_val(pte) >> 2)
-#define pgoff_to_pte(off) __pte((off) << 2 | _PAGE_FILE)
-
/* Encode and de-code a swap entry */
-#define __swp_type(x) (((x).val >> 2) & 0x3f)
-#define __swp_offset(x) ((x).val >> 8)
+#define __swp_type(x) (((x).val >> 1) & 0x3f)
+#define __swp_offset(x) ((x).val >> 7)
#define __swp_entry(type, offset) \
- ((swp_entry_t) { ((type) << 2) | ((offset) << 8) })
+ ((swp_entry_t) { ((type) << 1) | ((offset) << 7) })
#define __pte_to_swp_entry(pte) ((swp_entry_t) { pte_val(pte) })
#define __swp_entry_to_pte(x) __pte((x).val)
diff --git a/arch/mn10300/include/asm/thread_info.h b/arch/mn10300/include/asm/thread_info.h
index bf280eaccd36..c1c374f0ec12 100644
--- a/arch/mn10300/include/asm/thread_info.h
+++ b/arch/mn10300/include/asm/thread_info.h
@@ -50,7 +50,6 @@ struct thread_info {
0-0xBFFFFFFF for user-thead
0-0xFFFFFFFF for kernel-thread
*/
- struct restart_block restart_block;
__u8 supervisor_stack[0];
};
@@ -80,9 +79,6 @@ struct thread_info {
.cpu = 0, \
.preempt_count = INIT_PREEMPT_COUNT, \
.addr_limit = KERNEL_DS, \
- .restart_block = { \
- .fn = do_no_restart_syscall, \
- }, \
}
#define init_thread_info (init_thread_union.thread_info)
diff --git a/arch/mn10300/kernel/asm-offsets.c b/arch/mn10300/kernel/asm-offsets.c
index 47b3bb0c04ff..d780670cbaf3 100644
--- a/arch/mn10300/kernel/asm-offsets.c
+++ b/arch/mn10300/kernel/asm-offsets.c
@@ -28,7 +28,6 @@ void foo(void)
OFFSET(TI_cpu, thread_info, cpu);
OFFSET(TI_preempt_count, thread_info, preempt_count);
OFFSET(TI_addr_limit, thread_info, addr_limit);
- OFFSET(TI_restart_block, thread_info, restart_block);
BLANK();
OFFSET(REG_D0, pt_regs, d0);
diff --git a/arch/mn10300/kernel/signal.c b/arch/mn10300/kernel/signal.c
index a6c0858592c3..8609845f12c5 100644
--- a/arch/mn10300/kernel/signal.c
+++ b/arch/mn10300/kernel/signal.c
@@ -40,7 +40,7 @@ static int restore_sigcontext(struct pt_regs *regs,
unsigned int err = 0;
/* 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;
if (is_using_fpu(current))
fpu_kill_state(current);
diff --git a/arch/mn10300/mm/fault.c b/arch/mn10300/mm/fault.c
index 3516cbdf1ee9..0c2cc5d39c8e 100644
--- a/arch/mn10300/mm/fault.c
+++ b/arch/mn10300/mm/fault.c
@@ -262,6 +262,8 @@ 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();
diff --git a/arch/mn10300/unit-asb2305/pci.c b/arch/mn10300/unit-asb2305/pci.c
index 471ff398090c..613ca1e55b4b 100644
--- a/arch/mn10300/unit-asb2305/pci.c
+++ b/arch/mn10300/unit-asb2305/pci.c
@@ -228,8 +228,8 @@ static int pci_ampci_write_config(struct pci_bus *bus, unsigned int devfn,
}
static struct pci_ops pci_direct_ampci = {
- pci_ampci_read_config,
- pci_ampci_write_config,
+ .read = pci_ampci_read_config,
+ .write = pci_ampci_write_config,
};
/*