| Date | Tue, 23 Jan 2018 19:21:26 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCH 02/24] objtool: Add retpoline validation |
| |
On Tue, Jan 23, 2018 at 04:25:41PM +0100, Peter Zijlstra wrote: > David requested a objtool validation pass for RETPOLINE enabled > builds, where it validates no unannotated indirect jumps or calls are > left. > > Add an additional .discard.retpoline_safe section to allow annotating > the few indirect sites that are required and safe. > > Requested-by: David Woodhouse <dwmw2@infradead.org> > Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org> > --- > scripts/Makefile.build | 4 + > tools/objtool/builtin-check.c | 3 - > tools/objtool/builtin.h | 2 > tools/objtool/check.c | 87 ++++++++++++++++++++++++++++++++++++++++-- > tools/objtool/check.h | 1 > 5 files changed, 92 insertions(+), 5 deletions(-)
Yap, very noisy:
$ grep indirect build.log | wc -l 12904
Let's see how many will remain at the end of the patchset. :)
-- Regards/Gruss, Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
|