On Tue, May 24, 2022 at 08:01:39PM +0200, Peter Zijlstra wrote: > On Tue, May 24, 2022 at 03:17:45PM +0200, Christophe Leroy wrote: > > From: Sathvika Vasireddy <s...@linux.ibm.com> > > > > This patch makes sure objtool runs only on the object files > > that have ftrace enabled, instead of running on all the object > > files. > > > > Signed-off-by: Naveen N. Rao <naveen.n....@linux.vnet.ibm.com> > > Signed-off-by: Sathvika Vasireddy <s...@linux.ibm.com> > > Signed-off-by: Christophe Leroy <christophe.le...@csgroup.eu> > > --- > > scripts/Makefile.build | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/scripts/Makefile.build b/scripts/Makefile.build > > index 2e0c3f9c1459..06ceffd92921 100644 > > --- a/scripts/Makefile.build > > +++ b/scripts/Makefile.build > > @@ -258,8 +258,8 @@ else > > # 'OBJECT_FILES_NON_STANDARD_foo.o := 'y': skip objtool checking for a file > > # 'OBJECT_FILES_NON_STANDARD_foo.o := 'n': override directory skip for a > > file > > > > -$(obj)/%.o: objtool-enabled = $(if $(filter-out y%, \ > > - > > $(OBJECT_FILES_NON_STANDARD_$(basetarget).o)$(OBJECT_FILES_NON_STANDARD)n),y) > > +$(obj)/%.o: objtool-enabled = $(and $(if $(filter-out y%, > > $(OBJECT_FILES_NON_STANDARD_$(basetarget).o)$(OBJECT_FILES_NON_STANDARD)n),y), > > \ > > + $(if $(findstring $(strip $(CC_FLAGS_FTRACE)),$(_c_flags)),y),y) > > I think this breaks x86, quite a bit of files have ftrace disabled but > very much must run objtool anyway.
Also; since the Changelog gives 0 clue as to what problem it's trying to solve, I can't suggest anything.
