diff options
Diffstat (limited to 'arch')
32 files changed, 219 insertions, 60 deletions
diff --git a/arch/sh/boot/compressed/misc_32.c b/arch/sh/boot/compressed/misc_32.c index f386997e4d9..efdba6b2957 100644 --- a/arch/sh/boot/compressed/misc_32.c +++ b/arch/sh/boot/compressed/misc_32.c @@ -191,7 +191,7 @@ long* stack_start = &user_stack[STACK_SIZE]; void decompress_kernel(void) { - output_data = 0; + output_data = NULL; output_ptr = PHYSADDR((unsigned long)&_text+PAGE_SIZE); #ifdef CONFIG_29BIT output_ptr |= P2SEG; diff --git a/arch/sh/include/asm/clock.h b/arch/sh/include/asm/clock.h index 720dfab7b15..f9c88583d90 100644 --- a/arch/sh/include/asm/clock.h +++ b/arch/sh/include/asm/clock.h @@ -39,6 +39,7 @@ struct clk { /* Should be defined by processor-specific code */ void arch_init_clk_ops(struct clk_ops **, int type); +int __init arch_clk_init(void); /* arch/sh/kernel/cpu/clock.c */ int clk_init(void); diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index a4fbf0c84fb..e49cfee95fb 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -194,6 +194,8 @@ __BUILD_MEMORY_STRING(w, u16) #define IO_SPACE_LIMIT 0xffffffff +extern unsigned long generic_io_base; + /* * This function provides a method for the generic case where a board-specific * ioport_map simply needs to return the port + some arbitrary port base. @@ -203,8 +205,6 @@ __BUILD_MEMORY_STRING(w, u16) */ static inline void __set_io_port_base(unsigned long pbase) { - extern unsigned long generic_io_base; - generic_io_base = pbase; } diff --git a/arch/sh/include/asm/irq.h b/arch/sh/include/asm/irq.h index 6195a531c1b..d319baaf4fb 100644 --- a/arch/sh/include/asm/irq.h +++ b/arch/sh/include/asm/irq.h @@ -41,6 +41,9 @@ static inline int generic_irq_demux(int irq) #define irq_canonicalize(irq) (irq) #define irq_demux(irq) sh_mv.mv_irq_demux(irq) +void init_IRQ(void); +asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs); + #ifdef CONFIG_IRQSTACKS extern void irq_ctx_init(int cpu); extern void irq_ctx_exit(int cpu); diff --git a/arch/sh/include/asm/processor.h b/arch/sh/include/asm/processor.h index 15d9f92ca38..58e2be55ab9 100644 --- a/arch/sh/include/asm/processor.h +++ b/arch/sh/include/asm/processor.h @@ -45,9 +45,13 @@ enum cpu_type { /* Forward decl */ struct sh_cpuinfo; +struct seq_operations; + +extern struct pt_regs fake_swapper_regs; /* arch/sh/kernel/setup.c */ const char *get_cpu_subtype(struct sh_cpuinfo *c); +extern const struct seq_operations cpuinfo_op; #ifdef CONFIG_VSYSCALL int vsyscall_init(void); diff --git a/arch/sh/include/asm/processor_32.h b/arch/sh/include/asm/processor_32.h index 0dadd75bd93..41d23210583 100644 --- a/arch/sh/include/asm/processor_32.h +++ b/arch/sh/include/asm/processor_32.h @@ -10,6 +10,7 @@ #ifdef __KERNEL__ #include <linux/compiler.h> +#include <linux/linkage.h> #include <asm/page.h> #include <asm/types.h> #include <asm/cache.h> @@ -44,6 +45,8 @@ extern struct sh_cpuinfo cpu_data[]; #define current_cpu_data cpu_data[smp_processor_id()] #define raw_current_cpu_data cpu_data[raw_smp_processor_id()] +asmlinkage void __init sh_cpu_init(void); + /* * User space process size: 2GB. * diff --git a/arch/sh/include/asm/processor_64.h b/arch/sh/include/asm/processor_64.h index 770d5169983..16609bc1162 100644 --- a/arch/sh/include/asm/processor_64.h +++ b/arch/sh/include/asm/processor_64.h @@ -169,8 +169,6 @@ struct thread_struct { #define INIT_MMAP \ { &init_mm, 0, 0, NULL, PAGE_SHARED, VM_READ | VM_WRITE | VM_EXEC, 1, NULL, NULL } -extern struct pt_regs fake_swapper_regs; - #define INIT_THREAD { \ .sp = sizeof(init_stack) + \ (long) &init_stack, \ diff --git a/arch/sh/include/asm/rtc.h b/arch/sh/include/asm/rtc.h index 1813f4202a2..f7b010d48af 100644 --- a/arch/sh/include/asm/rtc.h +++ b/arch/sh/include/asm/rtc.h @@ -1,6 +1,7 @@ #ifndef _ASM_RTC_H #define _ASM_RTC_H +void time_init(void); extern void (*board_time_init)(void); extern void (*rtc_sh_get_time)(struct timespec *); extern int (*rtc_sh_set_time)(const time_t); diff --git a/arch/sh/include/asm/setup.h b/arch/sh/include/asm/setup.h index 55a2bd328d9..554f865075c 100644 --- a/arch/sh/include/asm/setup.h +++ b/arch/sh/include/asm/setup.h @@ -1,6 +1,8 @@ #ifndef _SH_SETUP_H #define _SH_SETUP_H +#include <asm/mmzone.h> + #define COMMAND_LINE_SIZE 256 #ifdef __KERNEL__ diff --git a/arch/sh/include/asm/syscalls.h b/arch/sh/include/asm/syscalls.h new file mode 100644 index 00000000000..c1e2b8deb83 --- /dev/null +++ b/arch/sh/include/asm/syscalls.h @@ -0,0 +1,25 @@ +#ifndef __ASM_SH_SYSCALLS_H +#define __ASM_SH_SYSCALLS_H + +#ifdef __KERNEL__ + +struct old_utsname; + +asmlinkage int old_mmap(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + int fd, unsigned long off); +asmlinkage long sys_mmap2(unsigned long addr, unsigned long len, + unsigned long prot, unsigned long flags, + unsigned long fd, unsigned long pgoff); +asmlinkage int sys_ipc(uint call, int first, int second, + int third, void __user *ptr, long fifth); +asmlinkage int sys_uname(struct old_utsname __user *name); + +#ifdef CONFIG_SUPERH32 +# include "syscalls_32.h" +#else +# include "syscalls_64.h" +#endif + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_SYSCALLS_H */ diff --git a/arch/sh/include/asm/syscalls_32.h b/arch/sh/include/asm/syscalls_32.h new file mode 100644 index 00000000000..104c5e68610 --- /dev/null +++ b/arch/sh/include/asm/syscalls_32.h @@ -0,0 +1,56 @@ +#ifndef __ASM_SH_SYSCALLS_32_H +#define __ASM_SH_SYSCALLS_32_H + +#ifdef __KERNEL__ + +#include <linux/compiler.h> +#include <linux/linkage.h> +#include <linux/types.h> + +struct pt_regs; + +asmlinkage int sys_fork(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp, + unsigned long parent_tidptr, + unsigned long child_tidptr, + struct pt_regs __regs); +asmlinkage int sys_vfork(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_execve(char __user *ufilename, char __user * __user *uargv, + char __user * __user *uenvp, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_sigsuspend(old_sigset_t mask, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_sigaction(int sig, const struct old_sigaction __user *act, + struct old_sigaction __user *oact); +asmlinkage int sys_sigaltstack(const stack_t __user *uss, stack_t __user *uoss, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_sigreturn(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage int sys_pipe(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf, + size_t count, long dummy, loff_t pos); +asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf, + size_t count, long dummy, loff_t pos); +asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, + u32 len0, u32 len1, int advice); + +/* Misc syscall related bits */ +asmlinkage long do_syscall_trace_enter(struct pt_regs *regs); +asmlinkage void do_syscall_trace_leave(struct pt_regs *regs); +asmlinkage void do_notify_resume(struct pt_regs *regs, unsigned int save_r0, + unsigned long thread_info_flags); + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_SYSCALLS_32_H */ diff --git a/arch/sh/include/asm/syscalls_64.h b/arch/sh/include/asm/syscalls_64.h new file mode 100644 index 00000000000..751fd881136 --- /dev/null +++ b/arch/sh/include/asm/syscalls_64.h @@ -0,0 +1,34 @@ +#ifndef __ASM_SH_SYSCALLS_64_H +#define __ASM_SH_SYSCALLS_64_H + +#ifdef __KERNEL__ + +#include <linux/compiler.h> +#include <linux/linkage.h> +#include <linux/types.h> + +struct pt_regs; + +asmlinkage int sys_fork(unsigned long r2, unsigned long r3, + unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs *pregs); +asmlinkage int sys_clone(unsigned long clone_flags, unsigned long newsp, + unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs *pregs); +asmlinkage int sys_vfork(unsigned long r2, unsigned long r3, + unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs *pregs); +asmlinkage int sys_execve(char *ufilename, char **uargv, + char **uenvp, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs *pregs); + +/* Misc syscall related bits */ +asmlinkage long long do_syscall_trace_enter(struct pt_regs *regs); +asmlinkage void do_syscall_trace_leave(struct pt_regs *regs); + +#endif /* __KERNEL__ */ +#endif /* __ASM_SH_SYSCALLS_64_H */ diff --git a/arch/sh/include/asm/system.h b/arch/sh/include/asm/system.h index fbac113bbfb..6160fe44516 100644 --- a/arch/sh/include/asm/system.h +++ b/arch/sh/include/asm/system.h @@ -127,6 +127,8 @@ static inline unsigned long __cmpxchg(volatile void * ptr, unsigned long old, }) extern void die(const char *str, struct pt_regs *regs, long err) __attribute__ ((noreturn)); +void free_initmem(void); +void free_initrd_mem(unsigned long start, unsigned long end); extern void *set_exception_table_vec(unsigned int vec, void *handler); @@ -179,8 +181,8 @@ BUILD_TRAP_HANDLER(fpu_state_restore); #define arch_align_stack(x) (x) struct mem_access { - unsigned long (*from)(void *dst, const void *src, unsigned long cnt); - unsigned long (*to)(void *dst, const void *src, unsigned long cnt); + unsigned long (*from)(void *dst, const void __user *src, unsigned long cnt); + unsigned long (*to)(void __user *dst, const void *src, unsigned long cnt); }; #ifdef CONFIG_SUPERH32 diff --git a/arch/sh/include/asm/system_32.h b/arch/sh/include/asm/system_32.h index f11bcf0855e..16509ed2bb6 100644 --- a/arch/sh/include/asm/system_32.h +++ b/arch/sh/include/asm/system_32.h @@ -99,4 +99,20 @@ do { \ int handle_unaligned_access(opcode_t instruction, struct pt_regs *regs, struct mem_access *ma); +asmlinkage void do_address_error(struct pt_regs *regs, + unsigned long writeaccess, + unsigned long address); +asmlinkage void do_divide_error(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); +asmlinkage void do_exception_error(unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7, + struct pt_regs __regs); + #endif /* __ASM_SH_SYSTEM_32_H */ diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index f5eb56e6bc5..b7e46d5bba4 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -294,9 +294,10 @@ arch_init_clk_ops(struct clk_ops **ops, int type) { } -void __init __attribute__ ((weak)) +int __init __attribute__ ((weak)) arch_clk_init(void) { + return 0; } static int show_clocks(char *buf, char **start, off_t off, @@ -331,7 +332,7 @@ int __init clk_init(void) ret |= clk_register(clk); } - arch_clk_init(); + ret |= arch_clk_init(); /* Kick the child clocks.. */ propagate_rate(&master_clk); diff --git a/arch/sh/kernel/io_generic.c b/arch/sh/kernel/io_generic.c index db769449f5a..f1b214d3bce 100644 --- a/arch/sh/kernel/io_generic.c +++ b/arch/sh/kernel/io_generic.c @@ -81,7 +81,7 @@ void generic_insb(unsigned long port, void *dst, unsigned long count) volatile u8 *port_addr; u8 *buf = dst; - port_addr = (volatile u8 *)__ioport_map(port, 1); + port_addr = (volatile u8 __force *)__ioport_map(port, 1); while (count--) *buf++ = *port_addr; } @@ -91,7 +91,7 @@ void generic_insw(unsigned long port, void *dst, unsigned long count) volatile u16 *port_addr; u16 *buf = dst; - port_addr = (volatile u16 *)__ioport_map(port, 2); + port_addr = (volatile u16 __force *)__ioport_map(port, 2); while (count--) *buf++ = *port_addr; @@ -103,7 +103,7 @@ void generic_insl(unsigned long port, void *dst, unsigned long count) volatile u32 *port_addr; u32 *buf = dst; - port_addr = (volatile u32 *)__ioport_map(port, 4); + port_addr = (volatile u32 __force *)__ioport_map(port, 4); while (count--) *buf++ = *port_addr; diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c index 129b2cfd18a..8bfdd275e94 100644 --- a/arch/sh/kernel/machvec.c +++ b/arch/sh/kernel/machvec.c @@ -14,6 +14,7 @@ #include <linux/string.h> #include <asm/machvec.h> #include <asm/sections.h> +#include <asm/setup.h> #include <asm/io.h> #include <asm/irq.h> diff --git a/arch/sh/kernel/process_32.c b/arch/sh/kernel/process_32.c index 7326313bcfd..914e543102d 100644 --- a/arch/sh/kernel/process_32.c +++ b/arch/sh/kernel/process_32.c @@ -26,6 +26,7 @@ #include <asm/system.h> #include <asm/ubc.h> #include <asm/fpu.h> +#include <asm/syscalls.h> static int hlt_counter; int ubc_usercnt = 0; diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c index b9dbd2d3b4a..d0dddc438c0 100644 --- a/arch/sh/kernel/process_64.c +++ b/arch/sh/kernel/process_64.c @@ -25,6 +25,7 @@ #include <linux/module.h> #include <linux/proc_fs.h> #include <linux/io.h> +#include <asm/syscalls.h> #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/mmu_context.h> diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c index 035cb300d3d..84bf3420597 100644 --- a/arch/sh/kernel/ptrace_32.c +++ b/arch/sh/kernel/ptrace_32.c @@ -27,6 +27,7 @@ #include <asm/system.h> #include <asm/processor.h> #include <asm/mmu_context.h> +#include <asm/syscalls.h> /* * does not yet catch signals sent when the child dies. @@ -105,6 +106,7 @@ void ptrace_disable(struct task_struct *child) long arch_ptrace(struct task_struct *child, long request, long addr, long data) { struct user * dummy = NULL; + unsigned long __user *datap = (unsigned long __user *)data; int ret; switch (request) { @@ -133,7 +135,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) tmp = !!tsk_used_math(child); else tmp = 0; - ret = put_user(tmp, (unsigned long __user *)data); + ret = put_user(tmp, datap); break; } @@ -202,7 +204,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } ret = 0; - if (put_user(tmp, (unsigned long *) data)) { + if (put_user(tmp, datap)) { ret = -EFAULT; break; } diff --git a/arch/sh/kernel/ptrace_64.c b/arch/sh/kernel/ptrace_64.c index 9c6424892bd..e15b099c1f0 100644 --- a/arch/sh/kernel/ptrace_64.c +++ b/arch/sh/kernel/ptrace_64.c @@ -35,6 +35,7 @@ #include <asm/system.h> #include <asm/processor.h> #include <asm/mmu_context.h> +#include <asm/syscalls.h> #include <asm/fpu.h> /* This mask defines the bits of the SR which the user is not allowed to diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index de832056bf1..6d0899e890d 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -26,6 +26,7 @@ #include <linux/err.h> #include <linux/debugfs.h> #include <linux/crash_dump.h> +#include <linux/mmzone.h> #include <asm/uaccess.h> #include <asm/io.h> #include <asm/page.h> diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 51689d29ad4..345de2f1d53 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -30,6 +30,7 @@ #include <asm/uaccess.h> #include <asm/pgtable.h> #include <asm/cacheflush.h> +#include <asm/syscalls.h> #include <asm/fpu.h> #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) @@ -247,7 +248,6 @@ asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, struct pt_regs *regs = RELOC_HIDE(&__regs, 0); struct rt_sigframe __user *frame = (struct rt_sigframe __user *)regs->regs[15]; sigset_t set; - stack_t st; int r0; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) @@ -265,11 +265,9 @@ asmlinkage int sys_rt_sigreturn(unsigned long r4, unsigned long r5, if (restore_sigcontext(regs, &frame->uc.uc_mcontext, &r0)) goto badframe; - if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st))) + if (do_sigaltstack(&frame->uc.uc_stack, NULL, + regs->regs[15]) == -EFAULT) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - do_sigaltstack((const stack_t __user *)&st, NULL, (unsigned long)frame); return r0; @@ -429,7 +427,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, /* Create the ucontext. */ err |= __put_user(0, &frame->uc.uc_flags); - err |= __put_user(0, &frame->uc.uc_link); + err |= __put_user(NULL, &frame->uc.uc_link); err |= __put_user((void *)current->sas_ss_sp, &frame->uc.uc_stack.ss_sp); err |= __put_user(sas_ss_flags(regs->regs[15]), diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c index 9061b86d73f..0dfb88925ad 100644 --- a/arch/sh/kernel/sys_sh.c +++ b/arch/sh/kernel/sys_sh.c @@ -23,6 +23,7 @@ #include <linux/fs.h> #include <linux/ipc.h> #include <asm/cacheflush.h> +#include <asm/syscalls.h> #include <asm/uaccess.h> #include <asm/unistd.h> @@ -186,7 +187,7 @@ asmlinkage int sys_ipc(uint call, int first, int second, union semun fourth; if (!ptr) return -EINVAL; - if (get_user(fourth.__pad, (void * __user *) ptr)) + if (get_user(fourth.__pad, (void __user * __user *) ptr)) return -EFAULT; return sys_semctl (first, second, third, fourth); } @@ -261,13 +262,13 @@ asmlinkage int sys_ipc(uint call, int first, int second, return -EINVAL; } -asmlinkage int sys_uname(struct old_utsname * name) +asmlinkage int sys_uname(struct old_utsname __user *name) { int err; if (!name) return -EFAULT; down_read(&uts_sem); - err = copy_to_user(name, utsname(), sizeof (*name)); + err = copy_to_user(name, utsname(), sizeof(*name)); up_read(&uts_sem); return err?-EFAULT:0; } diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c index f0aa5c39865..dbba1e1833d 100644 --- a/arch/sh/kernel/sys_sh32.c +++ b/arch/sh/kernel/sys_sh32.c @@ -16,6 +16,7 @@ #include <asm/cacheflush.h> #include <asm/uaccess.h> #include <asm/unistd.h> +#include <asm/syscalls.h> /* * sys_pipe() is the normal C calling standard for creating @@ -37,13 +38,13 @@ asmlinkage int sys_pipe(unsigned long r4, unsigned long r5, return error; } -asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char * buf, +asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf, size_t count, long dummy, loff_t pos) { return sys_pread64(fd, buf, count, pos); } -asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char * buf, +asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf, size_t count, long dummy, loff_t pos) { return sys_pwrite64(fd, buf, count, pos); diff --git a/arch/sh/kernel/time_32.c b/arch/sh/kernel/time_32.c index e2f74cc71d8..23ca711c27d 100644 --- a/arch/sh/kernel/time_32.c +++ b/arch/sh/kernel/time_32.c @@ -16,6 +16,7 @@ #include <linux/timex.h> #include <linux/sched.h> #include <linux/clockchips.h> +#include <linux/mc146818rtc.h> /* for rtc_lock */ #include <linux/smp.h> #include <asm/clock.h> #include <asm/rtc.h> diff --git a/arch/sh/kernel/timers/timer-cmt.c b/arch/sh/kernel/timers/timer-cmt.c index d20c8c37588..c127293271e 100644 --- a/arch/sh/kernel/timers/timer-cmt.c +++ b/arch/sh/kernel/timers/timer-cmt.c @@ -174,7 +174,7 @@ static int cmt_timer_init(void) return 0; } -struct sys_timer_ops cmt_timer_ops = { +static struct sys_timer_ops cmt_timer_ops = { .init = cmt_timer_init, .start = cmt_timer_start, .stop = cmt_timer_stop, diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 511a9426cec..4901f673216 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -192,6 +192,7 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, int ret, index, count; unsigned long *rm, *rn; unsigned char *src, *dst; + unsigned char __user *srcu, *dstu; index = (instruction>>8)&15; /* 0x0F00 */ rn = ®s->regs[index]; @@ -206,28 +207,28 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, case 0: /* mov.[bwl] to/from memory via r0+rn */ if (instruction & 8) { /* from memory */ - src = (unsigned char*) *rm; - src += regs->regs[0]; - dst = (unsigned char*) rn; - *(unsigned long*)dst = 0; + srcu = (unsigned char __user *)*rm; + srcu += regs->regs[0]; + dst = (unsigned char *)rn; + *(unsigned long *)dst = 0; #if !defined(__LITTLE_ENDIAN__) dst += 4-count; #endif - if (ma->from(dst, src, count)) + if (ma->from(dst, srcu, count)) goto fetch_fault; sign_extend(count, dst); } else { /* to memory */ - src = (unsigned char*) rm; + src = (unsigned char *)rm; #if !defined(__LITTLE_ENDIAN__) src += 4-count; #endif - dst = (unsigned char*) *rn; - dst += regs->regs[0]; + dstu = (unsigned char __user *)*rn; + dstu += regs->regs[0]; - if (ma->to(dst, src, count)) + if (ma->to(dstu, src, count)) goto fetch_fault; } ret = 0; @@ -235,10 +236,10 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, case 1: /* mov.l Rm,@(disp,Rn) */ src = (unsigned char*) rm; - dst = (unsigned char*) *rn; - dst += (instruction&0x000F)<<2; + dstu = (unsigned char __user *)*rn; + dstu += (instruction&0x000F)<<2; - if (ma->to(dst, src, 4)) + if (ma->to(dstu, src, 4)) goto fetch_fault; ret = 0; break; @@ -247,28 +248,28 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, if (instruction & 4) *rn -= count; src = (unsigned char*) rm; - dst = (unsigned char*) *rn; + dstu = (unsigned char __user *)*rn; #if !defined(__LITTLE_ENDIAN__) src += 4-count; #endif - if (ma->to(dst, src, count)) + if (ma->to(dstu, src, count)) goto fetch_fault; ret = 0; break; case 5: /* mov.l @(disp,Rm),Rn */ - src = (unsigned char*) *rm; - src += (instruction&0x000F)<<2; - dst = (unsigned char*) rn; - *(unsigned long*)dst = 0; + srcu = (unsigned char __user *)*rm; + srcu += (instruction & 0x000F) << 2; + dst = (unsigned char *)rn; + *(unsigned long *)dst = 0; - if (ma->from(dst, src, 4)) + if (ma->from(dst, srcu, 4)) goto fetch_fault; ret = 0; break; case 6: /* mov.[bwl] from memory, possibly with post-increment */ - src = (unsigned char*) *rm; + srcu = (unsigned char __user *)*rm; if (instruction & 4) *rm += count; dst = (unsigned char*) rn; @@ -277,7 +278,7 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, #if !defined(__LITTLE_ENDIAN__) dst += 4-count; #endif - if (ma->from(dst, src, count)) + if (ma->from(dst, srcu, count)) goto fetch_fault; sign_extend(count, dst); ret = 0; @@ -286,28 +287,28 @@ static int handle_unaligned_ins(opcode_t instruction, struct pt_regs *regs, case 8: switch ((instruction&0xFF00)>>8) { case 0x81: /* mov.w R0,@(disp,Rn) */ - src = (unsigned char*) ®s->regs[0]; + src = (unsigned char *) ®s->regs[0]; #if !defined(__LITTLE_ENDIAN__) src += 2; #endif - dst = (unsigned char*) *rm; /* called Rn in the spec */ - dst += (instruction&0x000F)<<1; + dstu = (unsigned char __user *)*rm; /* called Rn in the spec */ + dstu += (instruction & 0x000F) << 1; - if (ma->to(dst, src, 2)) + if (ma->to(dstu, src, 2)) goto fetch_fault; ret = 0; break; case 0x85: /* mov.w @(disp,Rm),R0 */ - src = (unsigned char*) *rm; - src += (instruction&0x000F)<<1; - dst = (unsigned char*) ®s->regs[0]; - *(unsigned long*)dst = 0; + srcu = (unsigned char __user *)*rm; + srcu += (instruction & 0x000F) << 1; + dst = (unsigned char *) ®s->regs[0]; + *(unsigned long *)dst = 0; #if !defined(__LITTLE_ENDIAN__) dst += 2; #endif - if (ma->from(dst, src, 2)) + if (ma->from(dst, srcu, 2)) goto fetch_fault; sign_extend(2, dst); ret = 0; @@ -333,7 +334,8 @@ static inline int handle_delayslot(struct pt_regs *regs, struct mem_access *ma) { opcode_t instruction; - void *addr = (void *)(regs->pc + instruction_size(old_instruction)); + void __user *addr = (void __user *)(regs->pc + + instruction_size(old_instruction)); if (copy_from_user(&instruction, addr, sizeof(instruction))) { /* the instruction-fetch faulted */ @@ -559,7 +561,7 @@ asmlinkage void do_address_error(struct pt_regs *regs, } set_fs(USER_DS); - if (copy_from_user(&instruction, (void *)(regs->pc), + if (copy_from_user(&instruction, (void __user *)(regs->pc), sizeof(instruction))) { /* Argh. Fault on the instruction itself. This should never happen non-SMP @@ -589,7 +591,7 @@ uspace_segv: die("unaligned program counter", regs, error_code); set_fs(KERNEL_DS); - if (copy_from_user(&instruction, (void *)(regs->pc), + if (copy_from_user(&instruction, (void __user *)(regs->pc), sizeof(instruction))) { /* Argh. Fault on the instruction itself. This should never happen non-SMP diff --git a/arch/sh/lib/div64-generic.c b/arch/sh/lib/div64-generic.c index 4bef3b5d964..60e76aa8b53 100644 --- a/arch/sh/lib/div64-generic.c +++ b/arch/sh/lib/div64-generic.c @@ -3,6 +3,7 @@ */ #include <linux/types.h> +#include <asm/div64.h> extern uint64_t __xdiv64_32(u64 n, u32 d); diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index 64b8f7f96f9..7619a0fae08 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -44,7 +44,7 @@ void *dma_alloc_coherent(struct device *dev, size_t size, */ dma_cache_sync(dev, ret, size, DMA_BIDIRECTIONAL); - ret_nocache = ioremap_nocache(virt_to_phys(ret), size); + ret_nocache = (void __force *)ioremap_nocache(virt_to_phys(ret), size); if (!ret_nocache) { free_pages((unsigned long)ret, order); return NULL; diff --git a/arch/sh/mm/pg-nommu.c b/arch/sh/mm/pg-nommu.c index 677dd57f087..91ed4e695ff 100644 --- a/arch/sh/mm/pg-nommu.c +++ b/arch/sh/mm/pg-nommu.c @@ -13,6 +13,7 @@ #include <linux/kernel.h> #include <linux/string.h> #include <asm/page.h> +#include <asm/uaccess.h> void copy_page(void *to, void *from) { diff --git a/arch/sh/mm/tlb-nommu.c b/arch/sh/mm/tlb-nommu.c index 15111bc7ddd..71c742b5aee 100644 --- a/arch/sh/mm/tlb-nommu.c +++ b/arch/sh/mm/tlb-nommu.c @@ -10,6 +10,7 @@ #include <linux/kernel.h> #include <linux/mm.h> #include <asm/pgtable.h> +#include <asm/tlbflush.h> /* * Nothing too terribly exciting here .. |