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-rw-r--r--include/asm-m32r/assembler.h5
-rw-r--r--include/asm-m32r/mappi3/mappi3_pld.h22
-rw-r--r--include/asm-m32r/numnodes.h15
-rw-r--r--include/asm-m32r/ptrace.h25
-rw-r--r--include/asm-m32r/semaphore.h64
-rw-r--r--include/asm-m32r/sigcontext.h2
-rw-r--r--include/asm-m32r/smp.h3
-rw-r--r--include/asm-m32r/system.h71
-rw-r--r--include/asm-m32r/uaccess.h266
-rw-r--r--include/asm-m32r/unistd.h2
10 files changed, 173 insertions, 302 deletions
diff --git a/include/asm-m32r/assembler.h b/include/asm-m32r/assembler.h
index b7f4d8aaeb4..1a1aa17edd3 100644
--- a/include/asm-m32r/assembler.h
+++ b/include/asm-m32r/assembler.h
@@ -109,6 +109,9 @@
push r13
mvfachi r13
push r13
+ ldi r13, #0
+ push r13 ; dummy push acc1h
+ push r13 ; dummy push acc1l
#else
#error unknown isa configuration
#endif
@@ -156,6 +159,8 @@
pop r13
mvtaclo r13, a1
#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
+ pop r13 ; dummy pop acc1h
+ pop r13 ; dummy pop acc1l
pop r13
mvtachi r13
pop r13
diff --git a/include/asm-m32r/mappi3/mappi3_pld.h b/include/asm-m32r/mappi3/mappi3_pld.h
index 1d3c25d61bc..031369a7afc 100644
--- a/include/asm-m32r/mappi3/mappi3_pld.h
+++ b/include/asm-m32r/mappi3/mappi3_pld.h
@@ -53,16 +53,14 @@
/* Power Control of MMC and CF */
#define PLD_CPCR __reg16(PLD_BASE + 0x14000)
-
-/*==== ICU ====*/
-#define M32R_IRQ_PC104 (5) /* INT4(PC/104) */
-#define M32R_IRQ_I2C (28) /* I2C-BUS */
-#define PLD_IRQ_CFIREQ (6) /* INT5 CFC Card Interrupt */
-#define PLD_IRQ_CFC_INSERT (7) /* INT6 CFC Card Insert */
-#define PLD_IRQ_IDEIREQ (8) /* INT7 IDE Interrupt */
-#define PLD_IRQ_MMCCARD (43) /* MMC Card Insert */
-#define PLD_IRQ_MMCIRQ (44) /* MMC Transfer Done */
-
+/* ICU */
+#define M32R_IRQ_PC104 (5) /* INT4(PC/104) */
+#define M32R_IRQ_I2C (28) /* I2C-BUS */
+#define PLD_IRQ_CFIREQ (6) /* INT5 CFC Card Interrupt */
+#define PLD_IRQ_CFC_INSERT (7) /* INT6 CFC Card Insert & Eject */
+#define PLD_IRQ_IDEIREQ (8) /* INT7 IDE Interrupt */
+#define PLD_IRQ_MMCCARD (43) /* MMC Card Insert */
+#define PLD_IRQ_MMCIRQ (44) /* MMC Transfer Done */
#if 0
/* LED Control
@@ -97,7 +95,6 @@
#define PLD_CRC16ADATA __reg16(PLD_BASE + 0x18008)
#define PLD_CRC16AINDATA __reg16(PLD_BASE + 0x1800a)
-
#if 0
/* RTC */
#define PLD_RTCCR __reg16(PLD_BASE + 0x1c000)
@@ -140,4 +137,7 @@
#endif
+/* Reset Control */
+#define PLD_REBOOT __reg16(PLD_BASE + 0x38000)
+
#endif /* _MAPPI3_PLD.H */
diff --git a/include/asm-m32r/numnodes.h b/include/asm-m32r/numnodes.h
deleted file mode 100644
index 479a39d49f8..00000000000
--- a/include/asm-m32r/numnodes.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef _ASM_NUMNODES_H_
-#define _ASM_NUMNODES_H_
-
-#include <linux/config.h>
-
-#ifdef CONFIG_DISCONTIGMEM
-
-#if defined(CONFIG_CHIP_M32700)
-#define NODES_SHIFT 1 /* Max 2 Nodes */
-#endif /* CONFIG_CHIP_M32700 */
-
-#endif /* CONFIG_DISCONTIGMEM */
-
-#endif /* _ASM_NUMNODES_H_ */
-
diff --git a/include/asm-m32r/ptrace.h b/include/asm-m32r/ptrace.h
index 0d058b2d844..53c792452df 100644
--- a/include/asm-m32r/ptrace.h
+++ b/include/asm-m32r/ptrace.h
@@ -43,6 +43,14 @@
#define PT_ACC1L 18
#define PT_ACCH PT_ACC0H
#define PT_ACCL PT_ACC0L
+#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
+#define PT_ACCH 15
+#define PT_ACCL 16
+#define PT_DUMMY_ACC1H 17
+#define PT_DUMMY_ACC1L 18
+#else
+#error unknown isa conifiguration
+#endif
#define PT_PSW 19
#define PT_BPC 20
#define PT_BBPSW 21
@@ -52,21 +60,6 @@
#define PT_LR 25
#define PT_SPI 26
#define PT_ORIGR0 27
-#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
-#define PT_ACCH 15
-#define PT_ACCL 16
-#define PT_PSW 17
-#define PT_BPC 18
-#define PT_BBPSW 19
-#define PT_BBPC 20
-#define PT_SPU 21
-#define PT_FP 22
-#define PT_LR 23
-#define PT_SPI 24
-#define PT_ORIGR0 25
-#else
-#error unknown isa conifiguration
-#endif
/* virtual pt_reg entry for gdb */
#define PT_PC 30
@@ -121,6 +114,8 @@ struct pt_regs {
#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
unsigned long acch;
unsigned long accl;
+ unsigned long dummy_acc1h;
+ unsigned long dummy_acc1l;
#else
#error unknown isa configuration
#endif
diff --git a/include/asm-m32r/semaphore.h b/include/asm-m32r/semaphore.h
index bf447c52a0a..81750edc891 100644
--- a/include/asm-m32r/semaphore.h
+++ b/include/asm-m32r/semaphore.h
@@ -9,7 +9,7 @@
* SMP- and interrupt-safe semaphores..
*
* Copyright (C) 1996 Linus Torvalds
- * Copyright (C) 2004 Hirokazu Takata <takata at linux-m32r.org>
+ * Copyright (C) 2004, 2006 Hirokazu Takata <takata at linux-m32r.org>
*/
#include <linux/config.h>
@@ -77,27 +77,8 @@ asmlinkage void __up(struct semaphore * sem);
*/
static inline void down(struct semaphore * sem)
{
- unsigned long flags;
- long count;
-
might_sleep();
- local_irq_save(flags);
- __asm__ __volatile__ (
- "# down \n\t"
- DCACHE_CLEAR("%0", "r4", "%1")
- M32R_LOCK" %0, @%1; \n\t"
- "addi %0, #-1; \n\t"
- M32R_UNLOCK" %0, @%1; \n\t"
- : "=&r" (count)
- : "r" (&sem->count)
- : "memory"
-#ifdef CONFIG_CHIP_M32700_TS1
- , "r4"
-#endif /* CONFIG_CHIP_M32700_TS1 */
- );
- local_irq_restore(flags);
-
- if (unlikely(count < 0))
+ if (unlikely(atomic_dec_return(&sem->count) < 0))
__down(sem);
}
@@ -107,28 +88,10 @@ static inline void down(struct semaphore * sem)
*/
static inline int down_interruptible(struct semaphore * sem)
{
- unsigned long flags;
- long count;
int result = 0;
might_sleep();
- local_irq_save(flags);
- __asm__ __volatile__ (
- "# down_interruptible \n\t"
- DCACHE_CLEAR("%0", "r4", "%1")
- M32R_LOCK" %0, @%1; \n\t"
- "addi %0, #-1; \n\t"
- M32R_UNLOCK" %0, @%1; \n\t"
- : "=&r" (count)
- : "r" (&sem->count)
- : "memory"
-#ifdef CONFIG_CHIP_M32700_TS1
- , "r4"
-#endif /* CONFIG_CHIP_M32700_TS1 */
- );
- local_irq_restore(flags);
-
- if (unlikely(count < 0))
+ if (unlikely(atomic_dec_return(&sem->count) < 0))
result = __down_interruptible(sem);
return result;
@@ -174,26 +137,7 @@ static inline int down_trylock(struct semaphore * sem)
*/
static inline void up(struct semaphore * sem)
{
- unsigned long flags;
- long count;
-
- local_irq_save(flags);
- __asm__ __volatile__ (
- "# up \n\t"
- DCACHE_CLEAR("%0", "r4", "%1")
- M32R_LOCK" %0, @%1; \n\t"
- "addi %0, #1; \n\t"
- M32R_UNLOCK" %0, @%1; \n\t"
- : "=&r" (count)
- : "r" (&sem->count)
- : "memory"
-#ifdef CONFIG_CHIP_M32700_TS1
- , "r4"
-#endif /* CONFIG_CHIP_M32700_TS1 */
- );
- local_irq_restore(flags);
-
- if (unlikely(count <= 0))
+ if (unlikely(atomic_inc_return(&sem->count) <= 0))
__up(sem);
}
diff --git a/include/asm-m32r/sigcontext.h b/include/asm-m32r/sigcontext.h
index c233e2def2a..942b8a30937 100644
--- a/include/asm-m32r/sigcontext.h
+++ b/include/asm-m32r/sigcontext.h
@@ -32,6 +32,8 @@ struct sigcontext {
#elif defined(CONFIG_ISA_M32R2) || defined(CONFIG_ISA_M32R)
unsigned long sc_acch;
unsigned long sc_accl;
+ unsigned long sc_dummy_acc1h;
+ unsigned long sc_dummy_acc1l;
#else
#error unknown isa configuration
#endif
diff --git a/include/asm-m32r/smp.h b/include/asm-m32r/smp.h
index 7885b7df84a..1184293e571 100644
--- a/include/asm-m32r/smp.h
+++ b/include/asm-m32r/smp.h
@@ -67,7 +67,8 @@ extern volatile int cpu_2_physid[NR_CPUS];
#define raw_smp_processor_id() (current_thread_info()->cpu)
extern cpumask_t cpu_callout_map;
-#define cpu_possible_map cpu_callout_map
+extern cpumask_t cpu_possible_map;
+extern cpumask_t cpu_present_map;
static __inline__ int hard_smp_processor_id(void)
{
diff --git a/include/asm-m32r/system.h b/include/asm-m32r/system.h
index d6a2c613be6..e55013f378e 100644
--- a/include/asm-m32r/system.h
+++ b/include/asm-m32r/system.h
@@ -6,8 +6,8 @@
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
- * Copyright (C) 2001 by Hiroyuki Kondo, Hirokazu Takata, and Hitoshi Yamamoto
- * Copyright (C) 2004 Hirokazu Takata <takata at linux-m32r.org>
+ * Copyright (C) 2001 Hiroyuki Kondo, Hirokazu Takata, and Hitoshi Yamamoto
+ * Copyright (C) 2004, 2006 Hirokazu Takata <takata at linux-m32r.org>
*/
#include <linux/config.h>
@@ -19,53 +19,28 @@
* switch_to(prev, next) should switch from task `prev' to `next'
* `prev' will never be the same as `next'.
*
- * `next' and `prev' should be struct task_struct, but it isn't always defined
+ * `next' and `prev' should be task_t, but it isn't always defined
*/
-#ifndef CONFIG_SMP
-#define prepare_to_switch() do { } while(0)
-#endif /* not CONFIG_SMP */
-
#define switch_to(prev, next, last) do { \
- register unsigned long arg0 __asm__ ("r0") = (unsigned long)prev; \
- register unsigned long arg1 __asm__ ("r1") = (unsigned long)next; \
- register unsigned long *oldsp __asm__ ("r2") = &(prev->thread.sp); \
- register unsigned long *newsp __asm__ ("r3") = &(next->thread.sp); \
- register unsigned long *oldlr __asm__ ("r4") = &(prev->thread.lr); \
- register unsigned long *newlr __asm__ ("r5") = &(next->thread.lr); \
- register struct task_struct *__last __asm__ ("r6"); \
__asm__ __volatile__ ( \
- "st r8, @-r15 \n\t" \
- "st r9, @-r15 \n\t" \
- "st r10, @-r15 \n\t" \
- "st r11, @-r15 \n\t" \
- "st r12, @-r15 \n\t" \
- "st r13, @-r15 \n\t" \
- "st r14, @-r15 \n\t" \
- "seth r14, #high(1f) \n\t" \
- "or3 r14, r14, #low(1f) \n\t" \
- "st r14, @r4 ; store old LR \n\t" \
- "st r15, @r2 ; store old SP \n\t" \
- "ld r15, @r3 ; load new SP \n\t" \
- "st r0, @-r15 ; store 'prev' onto new stack \n\t" \
- "ld r14, @r5 ; load new LR \n\t" \
- "jmp r14 \n\t" \
- ".fillinsn \n " \
- "1: \n\t" \
- "ld r6, @r15+ ; load 'prev' from new stack \n\t" \
- "ld r14, @r15+ \n\t" \
- "ld r13, @r15+ \n\t" \
- "ld r12, @r15+ \n\t" \
- "ld r11, @r15+ \n\t" \
- "ld r10, @r15+ \n\t" \
- "ld r9, @r15+ \n\t" \
- "ld r8, @r15+ \n\t" \
- : "=&r" (__last) \
- : "r" (arg0), "r" (arg1), "r" (oldsp), "r" (newsp), \
- "r" (oldlr), "r" (newlr) \
- : "memory" \
+ " seth lr, #high(1f) \n" \
+ " or3 lr, lr, #low(1f) \n" \
+ " st lr, @%4 ; store old LR \n" \
+ " ld lr, @%5 ; load new LR \n" \
+ " st sp, @%2 ; store old SP \n" \
+ " ld sp, @%3 ; load new SP \n" \
+ " push %1 ; store `prev' on new stack \n" \
+ " jmp lr \n" \
+ " .fillinsn \n" \
+ "1: \n" \
+ " pop %0 ; restore `__last' from new stack \n" \
+ : "=r" (last) \
+ : "0" (prev), \
+ "r" (&(prev->thread.sp)), "r" (&(next->thread.sp)), \
+ "r" (&(prev->thread.lr)), "r" (&(next->thread.lr)) \
+ : "memory", "lr" \
); \
- last = __last; \
} while(0)
/*
@@ -171,8 +146,8 @@ extern void __xchg_called_with_bad_pointer(void);
#define DCACHE_CLEAR(reg0, reg1, addr)
#endif /* CONFIG_CHIP_M32700_TS1 */
-static __inline__ unsigned long __xchg(unsigned long x, volatile void * ptr,
- int size)
+static inline unsigned long
+__xchg(unsigned long x, volatile void * ptr, int size)
{
unsigned long flags;
unsigned long tmp = 0;
@@ -224,7 +199,7 @@ static __inline__ unsigned long __xchg(unsigned long x, volatile void * ptr,
#define __HAVE_ARCH_CMPXCHG 1
-static __inline__ unsigned long
+static inline unsigned long
__cmpxchg_u32(volatile unsigned int *p, unsigned int old, unsigned int new)
{
unsigned long flags;
@@ -258,7 +233,7 @@ __cmpxchg_u32(volatile unsigned int *p, unsigned int old, unsigned int new)
if something tries to do an invalid cmpxchg(). */
extern void __cmpxchg_called_with_bad_pointer(void);
-static __inline__ unsigned long
+static inline unsigned long
__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new, int size)
{
switch (size) {
diff --git a/include/asm-m32r/uaccess.h b/include/asm-m32r/uaccess.h
index e8ae61956a5..819cc28a94f 100644
--- a/include/asm-m32r/uaccess.h
+++ b/include/asm-m32r/uaccess.h
@@ -5,17 +5,9 @@
* linux/include/asm-m32r/uaccess.h
*
* M32R version.
- * Copyright (C) 2004 Hirokazu Takata <takata at linux-m32r.org>
+ * Copyright (C) 2004, 2006 Hirokazu Takata <takata at linux-m32r.org>
*/
-#undef UACCESS_DEBUG
-
-#ifdef UACCESS_DEBUG
-#define UAPRINTK(args...) printk(args)
-#else
-#define UAPRINTK(args...)
-#endif /* UACCESS_DEBUG */
-
/*
* User space memory access functions
*/
@@ -38,27 +30,29 @@
#define MAKE_MM_SEG(s) ((mm_segment_t) { (s) })
#ifdef CONFIG_MMU
+
#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
#define USER_DS MAKE_MM_SEG(PAGE_OFFSET)
-#else
-#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
-#define USER_DS MAKE_MM_SEG(0xFFFFFFFF)
-#endif /* CONFIG_MMU */
-
#define get_ds() (KERNEL_DS)
-#ifdef CONFIG_MMU
#define get_fs() (current_thread_info()->addr_limit)
#define set_fs(x) (current_thread_info()->addr_limit = (x))
-#else
+
+#else /* not CONFIG_MMU */
+
+#define KERNEL_DS MAKE_MM_SEG(0xFFFFFFFF)
+#define USER_DS MAKE_MM_SEG(0xFFFFFFFF)
+#define get_ds() (KERNEL_DS)
+
static inline mm_segment_t get_fs(void)
{
- return USER_DS;
+ return USER_DS;
}
static inline void set_fs(mm_segment_t s)
{
}
-#endif /* CONFIG_MMU */
+
+#endif /* not CONFIG_MMU */
#define segment_eq(a,b) ((a).seg == (b).seg)
@@ -83,9 +77,9 @@ static inline void set_fs(mm_segment_t s)
" subx %0, %0\n" \
" cmpu %4, %1\n" \
" subx %0, %5\n" \
- : "=&r"(flag), "=r"(sum) \
- : "1"(addr), "r"((int)(size)), \
- "r"(current_thread_info()->addr_limit.seg), "r"(0) \
+ : "=&r" (flag), "=r" (sum) \
+ : "1" (addr), "r" ((int)(size)), \
+ "r" (current_thread_info()->addr_limit.seg), "r" (0) \
: "cbit" ); \
flag; })
@@ -113,10 +107,10 @@ static inline void set_fs(mm_segment_t s)
#else
static inline int access_ok(int type, const void *addr, unsigned long size)
{
- extern unsigned long memory_start, memory_end;
- unsigned long val = (unsigned long)addr;
+ extern unsigned long memory_start, memory_end;
+ unsigned long val = (unsigned long)addr;
- return ((val >= memory_start) && ((val + size) < memory_end));
+ return ((val >= memory_start) && ((val + size) < memory_end));
}
#endif /* CONFIG_MMU */
@@ -155,39 +149,6 @@ extern int fixup_exception(struct pt_regs *regs);
* accesses to the same area of user memory).
*/
-extern void __get_user_1(void);
-extern void __get_user_2(void);
-extern void __get_user_4(void);
-
-#ifndef MODULE
-#define __get_user_x(size,ret,x,ptr) \
- __asm__ __volatile__( \
- " mv r0, %0\n" \
- " mv r1, %1\n" \
- " bl __get_user_" #size "\n" \
- " mv %0, r0\n" \
- " mv %1, r1\n" \
- : "=r"(ret), "=r"(x) \
- : "0"(ptr) \
- : "r0", "r1", "r14" )
-#else /* MODULE */
-/*
- * Use "jl" instead of "bl" for MODULE
- */
-#define __get_user_x(size,ret,x,ptr) \
- __asm__ __volatile__( \
- " mv r0, %0\n" \
- " mv r1, %1\n" \
- " seth lr, #high(__get_user_" #size ")\n" \
- " or3 lr, lr, #low(__get_user_" #size ")\n" \
- " jl lr\n" \
- " mv %0, r0\n" \
- " mv %1, r1\n" \
- : "=r"(ret), "=r"(x) \
- : "0"(ptr) \
- : "r0", "r1", "r14" )
-#endif
-
/* Careful: we have to cast the result to the type of the pointer for sign
reasons */
/**
@@ -208,20 +169,7 @@ extern void __get_user_4(void);
* On error, the variable @x is set to zero.
*/
#define get_user(x,ptr) \
-({ int __ret_gu; \
- unsigned long __val_gu; \
- __chk_user_ptr(ptr); \
- switch(sizeof (*(ptr))) { \
- case 1: __get_user_x(1,__ret_gu,__val_gu,ptr); break; \
- case 2: __get_user_x(2,__ret_gu,__val_gu,ptr); break; \
- case 4: __get_user_x(4,__ret_gu,__val_gu,ptr); break; \
- default: __get_user_x(X,__ret_gu,__val_gu,ptr); break; \
- } \
- (x) = (__typeof__(*(ptr)))__val_gu; \
- __ret_gu; \
-})
-
-extern void __put_user_bad(void);
+ __get_user_check((x),(ptr),sizeof(*(ptr)))
/**
* put_user: - Write a simple value into user space.
@@ -240,8 +188,7 @@ extern void __put_user_bad(void);
* Returns zero on success, or -EFAULT on error.
*/
#define put_user(x,ptr) \
- __put_user_check((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr)))
-
+ __put_user_check((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr)))
/**
* __get_user: - Get a simple variable from user space, with less checking.
@@ -264,8 +211,64 @@ extern void __put_user_bad(void);
* On error, the variable @x is set to zero.
*/
#define __get_user(x,ptr) \
- __get_user_nocheck((x),(ptr),sizeof(*(ptr)))
+ __get_user_nocheck((x),(ptr),sizeof(*(ptr)))
+#define __get_user_nocheck(x,ptr,size) \
+({ \
+ long __gu_err = 0; \
+ unsigned long __gu_val; \
+ might_sleep(); \
+ __get_user_size(__gu_val,(ptr),(size),__gu_err); \
+ (x) = (__typeof__(*(ptr)))__gu_val; \
+ __gu_err; \
+})
+
+#define __get_user_check(x,ptr,size) \
+({ \
+ long __gu_err = -EFAULT; \
+ unsigned long __gu_val = 0; \
+ const __typeof__(*(ptr)) __user *__gu_addr = (ptr); \
+ might_sleep(); \
+ if (access_ok(VERIFY_READ,__gu_addr,size)) \
+ __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \
+ (x) = (__typeof__(*(ptr)))__gu_val; \
+ __gu_err; \
+})
+
+extern long __get_user_bad(void);
+
+#define __get_user_size(x,ptr,size,retval) \
+do { \
+ retval = 0; \
+ __chk_user_ptr(ptr); \
+ switch (size) { \
+ case 1: __get_user_asm(x,ptr,retval,"ub"); break; \
+ case 2: __get_user_asm(x,ptr,retval,"uh"); break; \
+ case 4: __get_user_asm(x,ptr,retval,""); break; \
+ default: (x) = __get_user_bad(); \
+ } \
+} while (0)
+
+#define __get_user_asm(x, addr, err, itype) \
+ __asm__ __volatile__( \
+ " .fillinsn\n" \
+ "1: ld"itype" %1,@%2\n" \
+ " .fillinsn\n" \
+ "2:\n" \
+ ".section .fixup,\"ax\"\n" \
+ " .balign 4\n" \
+ "3: ldi %0,%3\n" \
+ " seth r14,#high(2b)\n" \
+ " or3 r14,r14,#low(2b)\n" \
+ " jmp r14\n" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n" \
+ " .balign 4\n" \
+ " .long 1b,3b\n" \
+ ".previous" \
+ : "=&r" (err), "=&r" (x) \
+ : "r" (addr), "i" (-EFAULT), "0" (err) \
+ : "r14", "memory")
/**
* __put_user: - Write a simple value into user space, with less checking.
@@ -287,11 +290,13 @@ extern void __put_user_bad(void);
* Returns zero on success, or -EFAULT on error.
*/
#define __put_user(x,ptr) \
- __put_user_nocheck((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr)))
+ __put_user_nocheck((__typeof__(*(ptr)))(x),(ptr),sizeof(*(ptr)))
+
#define __put_user_nocheck(x,ptr,size) \
({ \
long __pu_err; \
+ might_sleep(); \
__put_user_size((x),(ptr),(size),__pu_err); \
__pu_err; \
})
@@ -308,28 +313,28 @@ extern void __put_user_bad(void);
})
#if defined(__LITTLE_ENDIAN__)
-#define __put_user_u64(x, addr, err) \
- __asm__ __volatile__( \
- " .fillinsn\n" \
- "1: st %L1,@%2\n" \
- " .fillinsn\n" \
- "2: st %H1,@(4,%2)\n" \
- " .fillinsn\n" \
- "3:\n" \
- ".section .fixup,\"ax\"\n" \
- " .balign 4\n" \
- "4: ldi %0,%3\n" \
- " seth r14,#high(3b)\n" \
- " or3 r14,r14,#low(3b)\n" \
- " jmp r14\n" \
- ".previous\n" \
- ".section __ex_table,\"a\"\n" \
- " .balign 4\n" \
- " .long 1b,4b\n" \
- " .long 2b,4b\n" \
- ".previous" \
- : "=&r"(err) \
- : "r"(x), "r"(addr), "i"(-EFAULT), "0"(err) \
+#define __put_user_u64(x, addr, err) \
+ __asm__ __volatile__( \
+ " .fillinsn\n" \
+ "1: st %L1,@%2\n" \
+ " .fillinsn\n" \
+ "2: st %H1,@(4,%2)\n" \
+ " .fillinsn\n" \
+ "3:\n" \
+ ".section .fixup,\"ax\"\n" \
+ " .balign 4\n" \
+ "4: ldi %0,%3\n" \
+ " seth r14,#high(3b)\n" \
+ " or3 r14,r14,#low(3b)\n" \
+ " jmp r14\n" \
+ ".previous\n" \
+ ".section __ex_table,\"a\"\n" \
+ " .balign 4\n" \
+ " .long 1b,4b\n" \
+ " .long 2b,4b\n" \
+ ".previous" \
+ : "=&r" (err) \
+ : "r" (x), "r" (addr), "i" (-EFAULT), "0" (err) \
: "r14", "memory")
#elif defined(__BIG_ENDIAN__)
@@ -353,13 +358,15 @@ extern void __put_user_bad(void);
" .long 1b,4b\n" \
" .long 2b,4b\n" \
".previous" \
- : "=&r"(err) \
- : "r"(x), "r"(addr), "i"(-EFAULT), "0"(err) \
+ : "=&r" (err) \
+ : "r" (x), "r" (addr), "i" (-EFAULT), "0" (err) \
: "r14", "memory")
#else
#error no endian defined
#endif
+extern void __put_user_bad(void);
+
#define __put_user_size(x,ptr,size,retval) \
do { \
retval = 0; \
@@ -398,52 +405,8 @@ struct __large_struct { unsigned long buf[100]; };
" .balign 4\n" \
" .long 1b,3b\n" \
".previous" \
- : "=&r"(err) \
- : "r"(x), "r"(addr), "i"(-EFAULT), "0"(err) \
- : "r14", "memory")
-
-#define __get_user_nocheck(x,ptr,size) \
-({ \
- long __gu_err; \
- unsigned long __gu_val; \
- __get_user_size(__gu_val,(ptr),(size),__gu_err); \
- (x) = (__typeof__(*(ptr)))__gu_val; \
- __gu_err; \
-})
-
-extern long __get_user_bad(void);
-
-#define __get_user_size(x,ptr,size,retval) \
-do { \
- retval = 0; \
- __chk_user_ptr(ptr); \
- switch (size) { \
- case 1: __get_user_asm(x,ptr,retval,"ub"); break; \
- case 2: __get_user_asm(x,ptr,retval,"uh"); break; \
- case 4: __get_user_asm(x,ptr,retval,""); break; \
- default: (x) = __get_user_bad(); \
- } \
-} while (0)
-
-#define __get_user_asm(x, addr, err, itype) \
- __asm__ __volatile__( \
- " .fillinsn\n" \
- "1: ld"itype" %1,@%2\n" \
- " .fillinsn\n" \
- "2:\n" \
- ".section .fixup,\"ax\"\n" \
- " .balign 4\n" \
- "3: ldi %0,%3\n" \
- " seth r14,#high(2b)\n" \
- " or3 r14,r14,#low(2b)\n" \
- " jmp r14\n" \
- ".previous\n" \
- ".section __ex_table,\"a\"\n" \
- " .balign 4\n" \
- " .long 1b,3b\n" \
- ".previous" \
- : "=&r"(err), "=&r"(x) \
- : "r"(addr), "i"(-EFAULT), "0"(err) \
+ : "=&r" (err) \
+ : "r" (x), "r" (addr), "i" (-EFAULT), "0" (err) \
: "r14", "memory")
/*
@@ -453,7 +416,6 @@ do { \
* anything, so this is accurate.
*/
-
/*
* Copy To/From Userspace
*/
@@ -511,8 +473,9 @@ do { \
" .long 2b,9b\n" \
" .long 3b,9b\n" \
".previous\n" \
- : "=&r"(__dst), "=&r"(__src), "=&r"(size), "=&r"(__c) \
- : "0"(to), "1"(from), "2"(size), "3"(size / 4) \
+ : "=&r" (__dst), "=&r" (__src), "=&r" (size), \
+ "=&r" (__c) \
+ : "0" (to), "1" (from), "2" (size), "3" (size / 4) \
: "r14", "memory"); \
} while (0)
@@ -573,8 +536,9 @@ do { \
" .long 2b,7b\n" \
" .long 3b,7b\n" \
".previous\n" \
- : "=&r"(__dst), "=&r"(__src), "=&r"(size), "=&r"(__c) \
- : "0"(to), "1"(from), "2"(size), "3"(size / 4) \
+ : "=&r" (__dst), "=&r" (__src), "=&r" (size), \
+ "=&r" (__c) \
+ : "0" (to), "1" (from), "2" (size), "3" (size / 4) \
: "r14", "memory"); \
} while (0)
@@ -676,7 +640,7 @@ unsigned long __generic_copy_from_user(void *, const void __user *, unsigned lon
#define copy_from_user(to,from,n) \
({ \
might_sleep(); \
-__generic_copy_from_user((to),(from),(n)); \
+ __generic_copy_from_user((to),(from),(n)); \
})
long __must_check strncpy_from_user(char *dst, const char __user *src,
diff --git a/include/asm-m32r/unistd.h b/include/asm-m32r/unistd.h
index 39be87ca2a5..be0eb014c3b 100644
--- a/include/asm-m32r/unistd.h
+++ b/include/asm-m32r/unistd.h
@@ -292,7 +292,7 @@
#define __NR_mq_timedreceive (__NR_mq_open+3)
#define __NR_mq_notify (__NR_mq_open+4)
#define __NR_mq_getsetattr (__NR_mq_open+5)
-#define __NR_sys_kexec_load 283
+#define __NR_kexec_load 283
#define __NR_waitid 284
#define NR_syscalls 285
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-02 16:35:46 +0000