• Josh Poimboeuf's avatar
    x86/kprobes: Get rid of kretprobe_trampoline_holder() · c1c355ce
    Josh Poimboeuf authored
    The kretprobe_trampoline_holder() wrapper around kretprobe_trampoline()
    isn't used anywhere and adds some unnecessary frame pointer instructions
    which never execute.  Instead, just make kretprobe_trampoline() a proper
    ELF function.
    Signed-off-by: default avatarJosh Poimboeuf <jpoimboe@redhat.com>
    Acked-by: default avatarMasami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
    Cc: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
    Cc: Andrew Morton <akpm@linux-foundation.org>
    Cc: Andy Lutomirski <luto@amacapital.net>
    Cc: Andy Lutomirski <luto@kernel.org>
    Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
    Cc: Arnaldo Carvalho de Melo <acme@kernel.org>
    Cc: Bernd Petrovitsch <bernd@petrovitsch.priv.at>
    Cc: Borislav Petkov <bp@alien8.de>
    Cc: Brian Gerst <brgerst@gmail.com>
    Cc: Chris J Arges <chris.j.arges@canonical.com>
    Cc: David S. Miller <davem@davemloft.net>
    Cc: Denys Vlasenko <dvlasenk@redhat.com>
    Cc: H. Peter Anvin <hpa@zytor.com>
    Cc: Jiri Slaby <jslaby@suse.cz>
    Cc: Linus Torvalds <torvalds@linux-foundation.org>
    Cc: Michal Marek <mmarek@suse.cz>
    Cc: Namhyung Kim <namhyung@gmail.com>
    Cc: Pedro Alves <palves@redhat.com>
    Cc: Peter Zijlstra <peterz@infradead.org>
    Cc: Thomas Gleixner <tglx@linutronix.de>
    Cc: live-patching@vger.kernel.org
    Link: http://lkml.kernel.org/r/92d921b102fb865a7c254cfde9e4a0a72b9a781e.1453405861.git.jpoimboe@redhat.comSigned-off-by: default avatarIngo Molnar <mingo@kernel.org>
    c1c355ce
core.c 32.8 KB