kprobes/x86: Remove jprobe implementation

kprobes/x86: Remove jprobe implementation

Remove arch dependent setjump/longjump functions
and unused fields in kprobe_ctlblk for jprobes
from arch/x86.

Signed-off-by: Masami Hiramatsu <[email protected]>
Acked-by: Thomas Gleixner <[email protected]>
Cc: Ananth N Mavinakayanahalli <[email protected]>
Cc: Andrew Morton <[email protected]>
Cc: Linus Torvalds <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Steven Rostedt <[email protected]>
Cc: [email protected]
Link: https://lore.kernel.org/lkml/152942433578.15209.14034551799624757792.stgit@devbox
Signed-off-by: Ingo Molnar <[email protected]>