On Mon, Oct 30, 2023 at 8:34 PM Jiri Slaby (SUSE) <jirislaby@xxxxxxxxxx> wrote: > > Commit 0f71dcfb4aef (powerpc/ftrace: Add support for > -fpatchable-function-entry) added a script to check for > -fpatchable-function-entry compiler support. The script expects compiler > to emit the section __patchable_function_entries and few nops after a > function entry. > > If the compiler understands and emits the above, > CONFIG_ARCH_USING_PATCHABLE_FUNCTION_ENTRY is set. > > So teach dummy-tools' gcc about this. > > Signed-off-by: Jiri Slaby (SUSE) <jirislaby@xxxxxxxxxx> > Cc: Masahiro Yamada <masahiroy@xxxxxxxxxx> > Cc: Nathan Chancellor <nathan@xxxxxxxxxx> > Cc: Nick Desaulniers <ndesaulniers@xxxxxxxxxx> > Cc: Nicolas Schier <nicolas@xxxxxxxxx> > Cc: linux-kbuild@xxxxxxxxxxxxxxx > Cc: Naveen N Rao <naveen@xxxxxxxxxx> > Cc: Christophe Leroy <christophe.leroy@xxxxxxxxxx> > Cc: Michael Ellerman <mpe@xxxxxxxxxxxxxx> > --- Applied to linux-kbuild. Thanks. -- Best Regards Masahiro Yamada
