diff options
Diffstat (limited to 'arch/m32r')
-rw-r--r-- | arch/m32r/kernel/ptrace.c | 19 | ||||
-rw-r--r-- | arch/m32r/kernel/vmlinux.lds.S | 5 | ||||
-rw-r--r-- | arch/m32r/m32104ut/defconfig.m32104ut | 1 | ||||
-rw-r--r-- | arch/m32r/mm/fault.c | 23 |
4 files changed, 16 insertions, 32 deletions
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c index 5f02b314487..57a92ef31a9 100644 --- a/arch/m32r/kernel/ptrace.c +++ b/arch/m32r/kernel/ptrace.c @@ -595,7 +595,6 @@ void ptrace_disable(struct task_struct *child) static int do_ptrace(long request, struct task_struct *child, long addr, long data) { - unsigned long tmp; int ret; switch (request) { @@ -604,11 +603,7 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) */ case PTRACE_PEEKTEXT: case PTRACE_PEEKDATA: - ret = access_process_vm(child, addr, &tmp, sizeof(tmp), 0); - if (ret == sizeof(tmp)) - ret = put_user(tmp,(unsigned long __user *) data); - else - ret = -EIO; + ret = generic_ptrace_peekdata(child, addr, data); break; /* @@ -624,15 +619,9 @@ do_ptrace(long request, struct task_struct *child, long addr, long data) */ case PTRACE_POKETEXT: case PTRACE_POKEDATA: - ret = access_process_vm(child, addr, &data, sizeof(data), 1); - if (ret == sizeof(data)) { - ret = 0; - if (request == PTRACE_POKETEXT) { - invalidate_cache(); - } - } else { - ret = -EIO; - } + ret = generic_ptrace_pokedata(child, addr, data); + if (ret == 0 && request == PTRACE_POKETEXT) + invalidate_cache(); break; /* diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S index 4e2d5b9f0a9..942a8c7a441 100644 --- a/arch/m32r/kernel/vmlinux.lds.S +++ b/arch/m32r/kernel/vmlinux.lds.S @@ -110,10 +110,7 @@ SECTIONS __initramfs_end = .; #endif - . = ALIGN(4096); - __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } - __per_cpu_end = .; + PERCPU(4096) . = ALIGN(4096); __init_end = .; /* freed after init ends here */ diff --git a/arch/m32r/m32104ut/defconfig.m32104ut b/arch/m32r/m32104ut/defconfig.m32104ut index 7b68fe8d921..1f88f493a9e 100644 --- a/arch/m32r/m32104ut/defconfig.m32104ut +++ b/arch/m32r/m32104ut/defconfig.m32104ut @@ -699,7 +699,6 @@ CONFIG_I2C_ALGOPCF=m # I2C Hardware Bus support # CONFIG_I2C_ELEKTOR=m -CONFIG_I2C_ISA=m # CONFIG_I2C_OCORES is not set # CONFIG_I2C_PARPORT is not set # CONFIG_I2C_PARPORT_LIGHT is not set diff --git a/arch/m32r/mm/fault.c b/arch/m32r/mm/fault.c index f3935ba2494..676a1c443d2 100644 --- a/arch/m32r/mm/fault.c +++ b/arch/m32r/mm/fault.c @@ -80,6 +80,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long error_code, struct vm_area_struct * vma; unsigned long page, addr; int write; + int fault; siginfo_t info; /* @@ -195,20 +196,18 @@ survive: */ addr = (address & PAGE_MASK); set_thread_fault_code(error_code); - switch (handle_mm_fault(mm, vma, addr, write)) { - case VM_FAULT_MINOR: - tsk->min_flt++; - break; - case VM_FAULT_MAJOR: - tsk->maj_flt++; - break; - case VM_FAULT_SIGBUS: - goto do_sigbus; - case VM_FAULT_OOM: + fault = handle_mm_fault(mm, vma, addr, write); + if (unlikely(fault & VM_FAULT_ERROR)) { + if (fault & VM_FAULT_OOM) goto out_of_memory; - default: - BUG(); + else if (fault & VM_FAULT_SIGBUS) + goto do_sigbus; + BUG(); } + if (fault & VM_FAULT_MAJOR) + tsk->maj_flt++; + else + tsk->min_flt++; set_thread_fault_code(0); up_read(&mm->mmap_sem); return; |