diff options
Diffstat (limited to 'arch/m68knommu/kernel/ptrace.c')
-rw-r--r-- | arch/m68knommu/kernel/ptrace.c | 47 |
1 files changed, 13 insertions, 34 deletions
diff --git a/arch/m68knommu/kernel/ptrace.c b/arch/m68knommu/kernel/ptrace.c index f6be124..6fe7c38 100644 --- a/arch/m68knommu/kernel/ptrace.c +++ b/arch/m68knommu/kernel/ptrace.c @@ -18,6 +18,7 @@ #include <linux/ptrace.h> #include <linux/user.h> #include <linux/signal.h> +#include <linux/tracehook.h> #include <asm/uaccess.h> #include <asm/page.h> @@ -134,14 +135,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) tmp >>= 16; } else if (addr >= 21 && addr < 49) { tmp = child->thread.fp[addr - 21]; -#ifdef CONFIG_M68KFPU_EMU - /* Convert internal fpu reg representation - * into long double format - */ - if (FPU_IS_EMU && (addr < 45) && !(addr % 3)) - tmp = ((tmp & 0xffff0000) << 15) | - ((tmp & 0x0000ffff) << 16); -#endif } else if (addr == 49) { tmp = child->mm->start_code; } else if (addr == 50) { @@ -175,16 +168,6 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } if (addr >= 21 && addr < 48) { -#ifdef CONFIG_M68KFPU_EMU - /* Convert long double format - * into internal fpu reg representation - */ - if (FPU_IS_EMU && (addr < 45) && !(addr % 3)) { - data = (unsigned long)data << 15; - data = (data & 0xffff0000) | - ((data & 0x0000ffff) >> 1); - } -#endif child->thread.fp[addr - 21] = data; ret = 0; } @@ -259,21 +242,17 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) return ret; } -asmlinkage void syscall_trace(void) +asmlinkage int syscall_trace_enter(void) { - if (!test_thread_flag(TIF_SYSCALL_TRACE)) - return; - if (!(current->ptrace & PT_PTRACED)) - return; - ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD) - ? 0x80 : 0)); - /* - * this isn't the same as continuing with a signal, but it will do - * for normal use. strace only continues with a signal if the - * stopping signal is not SIGTRAP. -brl - */ - if (current->exit_code) { - send_sig(current->exit_code, current, 1); - current->exit_code = 0; - } + int ret = 0; + + if (test_thread_flag(TIF_SYSCALL_TRACE)) + ret = tracehook_report_syscall_entry(task_pt_regs(current)); + return ret; +} + +asmlinkage void syscall_trace_leave(void) +{ + if (test_thread_flag(TIF_SYSCALL_TRACE)) + tracehook_report_syscall_exit(task_pt_regs(current), 0); } |