Re: [PATCH 0/7] uprobes/x86: introduce uprobe_xol_ops and arch_uprobe->ops

2014-04-02 Thread Jim Keniston
On Mon, 2014-03-31 at 21:43 +0200, Oleg Nesterov wrote: > Hello. > > x86 can not handle the rip-relative jmp/call instrsuctions, the probed > task can be killed by general protection fault. I'll describe this in > more details when I send the fixes. Now I am sending the preparations > which (I hop

[PATCH 0/7] uprobes/x86: introduce uprobe_xol_ops and arch_uprobe->ops

2014-03-31 Thread Oleg Nesterov
Hello. x86 can not handle the rip-relative jmp/call instrsuctions, the probed task can be killed by general protection fault. I'll describe this in more details when I send the fixes. Now I am sending the preparations which (I hope) make sense anyway, please review. My main concern is 3/7. I know