On Sun, Jul 20, 2008 at 05:15:16PM +0800, Peter Teoh wrote:
> And ptrace_setregs() calling ptrace() seemed to returned -errno almost
> immediately:
>
> (gdb) s
> ptrace_setregs (pid=19131, regs=0x820aae0) at
> /mnt/hd0/download/linux-2.6-latest/arch/um/sys-i386/ptrace_user.c:18
> 18 if (ptrace(PTRACE_SETREGS, pid, 0, regs) < 0)
> (gdb) s
> 19 return -errno;
> (gdb) s
>
> Why is it so?
Because the registers are all zero.
Jeff
--
Work email - jdike at linux dot intel dot com
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