Re: [RFC PATCH v3 2/6] uretprobes/x86: hijack return address

2013-03-01 Thread Ananth N Mavinakayanahalli
On Fri, Mar 01, 2013 at 12:00:43PM +0100, Anton Arapov wrote: > On Fri, Mar 01, 2013 at 11:15:36AM +0530, Ananth N Mavinakayanahalli wrote: > > On Thu, Feb 28, 2013 at 12:00:11PM +0100, Anton Arapov wrote: ... > > > +extern unsigned long arch_uretprobe_hijack_return_addr(unsigned long > > > +

Re: [RFC PATCH v3 2/6] uretprobes/x86: hijack return address

2013-03-01 Thread Anton Arapov
On Fri, Mar 01, 2013 at 11:15:36AM +0530, Ananth N Mavinakayanahalli wrote: > On Thu, Feb 28, 2013 at 12:00:11PM +0100, Anton Arapov wrote: > > hijack the return address and replace it with a "trampoline" > > > > v2: > > - remove ->doomed flag, kill task immediately > > > > Signed-off-by: Ant

Re: [RFC PATCH v3 2/6] uretprobes/x86: hijack return address

2013-02-28 Thread Ananth N Mavinakayanahalli
On Thu, Feb 28, 2013 at 12:00:11PM +0100, Anton Arapov wrote: > hijack the return address and replace it with a "trampoline" > > v2: > - remove ->doomed flag, kill task immediately > > Signed-off-by: Anton Arapov > --- > arch/x86/include/asm/uprobes.h | 1 + > arch/x86/kernel/uprobes.c

[RFC PATCH v3 2/6] uretprobes/x86: hijack return address

2013-02-28 Thread Anton Arapov
hijack the return address and replace it with a "trampoline" v2: - remove ->doomed flag, kill task immediately Signed-off-by: Anton Arapov --- arch/x86/include/asm/uprobes.h | 1 + arch/x86/kernel/uprobes.c | 29 + 2 files changed, 30 insertions(+) diff --