Messages in this thread | | | From | Andy Lutomirski <> | Date | Wed, 6 Jul 2016 07:36:14 -0700 | Subject | Re: [PATCHv2 6/6] x86/signal: add SA_{X32,IA32}_ABI sa_flags |
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On Wed, Jun 29, 2016 at 3:57 AM, Dmitry Safonov <dsafonov@virtuozzo.com> wrote: > Introduce new flags that defines which ABI to use on creating sigframe. > Those flags kernel will set according to sigaction syscall ABI, > which set handler for the signal being delivered. > > So that will drop the dependency on TIF_IA32/TIF_X32 flags on signal deliver. > Those flags will be used only under CONFIG_COMPAT. > > Similar way ARM uses sa_flags to differ in which mode deliver signal > for 26-bit applications (look at SA_THIRYTWO).
Reviewed-by: Andy Lutomirski <luto@kernel.org>
> > Cc: Oleg Nesterov <oleg@redhat.com> > Cc: Andy Lutomirski <luto@kernel.org> > Cc: Ingo Molnar <mingo@redhat.com> > Cc: Cyrill Gorcunov <gorcunov@openvz.org> > Cc: Pavel Emelyanov <xemul@virtuozzo.com> > Cc: x86@kernel.org > Signed-off-by: Dmitry Safonov <dsafonov@virtuozzo.com>
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