Re: [Qemu-devel] Regarding PTRACE implementation in QEMU user mode

[Kirill A. Shutemov]

On Tue, Sep 23, 2008 at 04:02:37PM +0100, Jamie Lokier wrote:
> Paul Brook wrote:
> > On Tuesday 23 September 2008, Paul Brook wrote:
> > > > Can someone explain why explain why ptrace system call is not 
> > > > implemented
> > > > in QEMU? if someone is working on it, please share some ideas.
> > >
> > > Because it's extremely hard (read: nearly impossible) to implement
> > > properly. 
> > 
> > I'll also note that the usual use of ptrace if for gdb/gdbserver. You 
> > should 
> > use the builtin qemu gdb stub instead.
> 
> The other usual use is strace, which seems like it would be useful for
> user mode emulation.

Set QEMU_STRACE environment variable.

-- 
Regards,  Kirill A. Shutemov
 + Belarus, Minsk
 + ALT Linux Team, http://www.altlinux.com/

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