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-rw-r--r--arch/unicore32/include/asm/Kbuild1
-rw-r--r--arch/unicore32/include/asm/mmu_context.h6
-rw-r--r--arch/unicore32/include/asm/pci.h3
-rw-r--r--arch/unicore32/include/asm/uaccess.h15
-rw-r--r--arch/unicore32/kernel/ksyms.c4
-rw-r--r--arch/unicore32/kernel/pci.c23
-rw-r--r--arch/unicore32/kernel/process.c2
-rw-r--r--arch/unicore32/kernel/time.c2
-rw-r--r--arch/unicore32/lib/copy_from_user.S16
-rw-r--r--arch/unicore32/lib/copy_to_user.S6
10 files changed, 21 insertions, 57 deletions
diff --git a/arch/unicore32/include/asm/Kbuild b/arch/unicore32/include/asm/Kbuild
index 84205fe1cd79..e9ad511c1043 100644
--- a/arch/unicore32/include/asm/Kbuild
+++ b/arch/unicore32/include/asm/Kbuild
@@ -10,6 +10,7 @@ generic-y += div64.h
generic-y += emergency-restart.h
generic-y += errno.h
generic-y += exec.h
+generic-y += extable.h
generic-y += fb.h
generic-y += fcntl.h
generic-y += ftrace.h
diff --git a/arch/unicore32/include/asm/mmu_context.h b/arch/unicore32/include/asm/mmu_context.h
index 62dfc644c908..59b06b48f27d 100644
--- a/arch/unicore32/include/asm/mmu_context.h
+++ b/arch/unicore32/include/asm/mmu_context.h
@@ -103,10 +103,4 @@ static inline bool arch_vma_access_permitted(struct vm_area_struct *vma,
/* by default, allow everything */
return true;
}
-
-static inline bool arch_pte_access_permitted(pte_t pte, bool write)
-{
- /* by default, allow everything */
- return true;
-}
#endif
diff --git a/arch/unicore32/include/asm/pci.h b/arch/unicore32/include/asm/pci.h
index 37e55d018de5..ac5acdf4c4d0 100644
--- a/arch/unicore32/include/asm/pci.h
+++ b/arch/unicore32/include/asm/pci.h
@@ -17,8 +17,7 @@
#include <mach/hardware.h> /* for PCIBIOS_MIN_* */
#define HAVE_PCI_MMAP
-extern int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
- enum pci_mmap_state mmap_state, int write_combine);
+#define ARCH_GENERIC_PCI_MMAP_RESOURCE
#endif /* __KERNEL__ */
#endif
diff --git a/arch/unicore32/include/asm/uaccess.h b/arch/unicore32/include/asm/uaccess.h
index 897e11ad8124..1d55f2f83759 100644
--- a/arch/unicore32/include/asm/uaccess.h
+++ b/arch/unicore32/include/asm/uaccess.h
@@ -12,35 +12,30 @@
#ifndef __UNICORE_UACCESS_H__
#define __UNICORE_UACCESS_H__
-#include <linux/thread_info.h>
-#include <linux/errno.h>
-
#include <asm/memory.h>
-#define __copy_from_user __copy_from_user
-#define __copy_to_user __copy_to_user
#define __strncpy_from_user __strncpy_from_user
#define __strnlen_user __strnlen_user
#define __clear_user __clear_user
-#define __kernel_ok (segment_eq(get_fs(), KERNEL_DS))
+#define __kernel_ok (uaccess_kernel())
#define __user_ok(addr, size) (((size) <= TASK_SIZE) \
&& ((addr) <= TASK_SIZE - (size)))
#define __access_ok(addr, size) (__kernel_ok || __user_ok((addr), (size)))
extern unsigned long __must_check
-__copy_from_user(void *to, const void __user *from, unsigned long n);
+raw_copy_from_user(void *to, const void __user *from, unsigned long n);
extern unsigned long __must_check
-__copy_to_user(void __user *to, const void *from, unsigned long n);
+raw_copy_to_user(void __user *to, const void *from, unsigned long n);
extern unsigned long __must_check
__clear_user(void __user *addr, unsigned long n);
extern unsigned long __must_check
__strncpy_from_user(char *to, const char __user *from, unsigned long count);
extern unsigned long
__strnlen_user(const char __user *s, long n);
+#define INLINE_COPY_FROM_USER
+#define INLINE_COPY_TO_USER
#include <asm-generic/uaccess.h>
-extern int fixup_exception(struct pt_regs *regs);
-
#endif /* __UNICORE_UACCESS_H__ */
diff --git a/arch/unicore32/kernel/ksyms.c b/arch/unicore32/kernel/ksyms.c
index 0323528a80fd..dcc72ee1fcdb 100644
--- a/arch/unicore32/kernel/ksyms.c
+++ b/arch/unicore32/kernel/ksyms.c
@@ -46,8 +46,8 @@ EXPORT_SYMBOL(__strncpy_from_user);
EXPORT_SYMBOL(copy_page);
-EXPORT_SYMBOL(__copy_from_user);
-EXPORT_SYMBOL(__copy_to_user);
+EXPORT_SYMBOL(raw_copy_from_user);
+EXPORT_SYMBOL(raw_copy_to_user);
EXPORT_SYMBOL(__clear_user);
EXPORT_SYMBOL(__ashldi3);
diff --git a/arch/unicore32/kernel/pci.c b/arch/unicore32/kernel/pci.c
index 62137d13c6f9..1053bca1f8aa 100644
--- a/arch/unicore32/kernel/pci.c
+++ b/arch/unicore32/kernel/pci.c
@@ -356,26 +356,3 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
}
return 0;
}
-
-int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma,
- enum pci_mmap_state mmap_state, int write_combine)
-{
- unsigned long phys;
-
- if (mmap_state == pci_mmap_io)
- return -EINVAL;
-
- phys = vma->vm_pgoff;
-
- /*
- * Mark this as IO
- */
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
-
- if (remap_pfn_range(vma, vma->vm_start, phys,
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- return 0;
-}
diff --git a/arch/unicore32/kernel/process.c b/arch/unicore32/kernel/process.c
index d22c1dc7e39e..ddaf78ae6854 100644
--- a/arch/unicore32/kernel/process.c
+++ b/arch/unicore32/kernel/process.c
@@ -178,7 +178,7 @@ void __show_regs(struct pt_regs *regs)
buf, interrupts_enabled(regs) ? "n" : "ff",
fast_interrupts_enabled(regs) ? "n" : "ff",
processor_modes[processor_mode(regs)],
- segment_eq(get_fs(), get_ds()) ? "kernel" : "user");
+ uaccess_kernel() ? "kernel" : "user");
{
unsigned int ctrl;
diff --git a/arch/unicore32/kernel/time.c b/arch/unicore32/kernel/time.c
index fceaa673f861..c6b3fa3ee0b6 100644
--- a/arch/unicore32/kernel/time.c
+++ b/arch/unicore32/kernel/time.c
@@ -91,8 +91,10 @@ void __init time_init(void)
ckevt_puv3_osmr0.max_delta_ns =
clockevent_delta2ns(0x7fffffff, &ckevt_puv3_osmr0);
+ ckevt_puv3_osmr0.max_delta_ticks = 0x7fffffff;
ckevt_puv3_osmr0.min_delta_ns =
clockevent_delta2ns(MIN_OSCR_DELTA * 2, &ckevt_puv3_osmr0) + 1;
+ ckevt_puv3_osmr0.min_delta_ticks = MIN_OSCR_DELTA * 2;
ckevt_puv3_osmr0.cpumask = cpumask_of(0);
setup_irq(IRQ_TIMER0, &puv3_timer_irq);
diff --git a/arch/unicore32/lib/copy_from_user.S b/arch/unicore32/lib/copy_from_user.S
index ab0767ea5dbd..5f80fcbe8631 100644
--- a/arch/unicore32/lib/copy_from_user.S
+++ b/arch/unicore32/lib/copy_from_user.S
@@ -16,7 +16,7 @@
/*
* Prototype:
*
- * size_t __copy_from_user(void *to, const void *from, size_t n)
+ * size_t raw_copy_from_user(void *to, const void *from, size_t n)
*
* Purpose:
*
@@ -87,22 +87,18 @@
.text
-ENTRY(__copy_from_user)
+ENTRY(raw_copy_from_user)
#include "copy_template.S"
-ENDPROC(__copy_from_user)
+ENDPROC(raw_copy_from_user)
.pushsection .fixup,"ax"
.align 0
copy_abort_preamble
- ldm.w (r1, r2), [sp]+
- sub r3, r0, r1
- rsub r2, r3, r2
- stw r2, [sp]
- mov r1, #0
- b.l memset
- ldw.w r0, [sp]+, #4
+ ldm.w (r1, r2, r3), [sp]+
+ sub r0, r0, r1
+ rsub r0, r0, r2
copy_abort_end
.popsection
diff --git a/arch/unicore32/lib/copy_to_user.S b/arch/unicore32/lib/copy_to_user.S
index 6e22151c840d..857c6816ffe7 100644
--- a/arch/unicore32/lib/copy_to_user.S
+++ b/arch/unicore32/lib/copy_to_user.S
@@ -16,7 +16,7 @@
/*
* Prototype:
*
- * size_t __copy_to_user(void *to, const void *from, size_t n)
+ * size_t raw_copy_to_user(void *to, const void *from, size_t n)
*
* Purpose:
*
@@ -79,11 +79,11 @@
.text
-WEAK(__copy_to_user)
+WEAK(raw_copy_to_user)
#include "copy_template.S"
-ENDPROC(__copy_to_user)
+ENDPROC(raw_copy_to_user)
.pushsection .fixup,"ax"
.align 0
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-15 10:16:59 +0300