On Wed, Oct 17, 2018 at 05:11:00PM +0200, Arnd Bergmann wrote: > On Tue, Oct 16, 2018 at 5:01 AM Guo Ren <ren_guo@xxxxxxxxx> wrote: > > > > This patch adds files related to task_switch, sigcontext, signal, > > fpu context switch. > > > > Signed-off-by: Guo Ren <ren_guo@xxxxxxxxx> > > Cc: Arnd Bergmann <arnd@xxxxxxxx> > > --- > > Changelog: > > - abiv2/fpu.c: Userspace should never be sent NSIGXXX as a si_code. > > Use FPE_FLTUNK instead. > > - abiv2/fpu.c: Use force_sig_fault instead. > > I'm hesitant to provide a Reviewed-by: tag for this one, as I don't > understand the signal handling enough myself, and it's something > that should be reviewed properly because of the ABI implications. > > Maybe someone else can have a closer look at this? NSIGXXX and force_sig_fault modification is from Eric W. Biederman in PATCH V6 and I forget add: Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx> Best Regards Guo Ren