Messages in this thread |  | | Subject | Re: [PATCH v8 10/28] x86/insn-eval: Add a utility function to get register offsets | From | Ricardo Neri <> | Date | Thu, 14 Sep 2017 11:30:27 -0700 |
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On Fri, 2017-09-08 at 15:35 +0200, Borislav Petkov wrote: > On Fri, Aug 18, 2017 at 05:27:51PM -0700, Ricardo Neri wrote: > > > > The function get_reg_offset() returns the offset to the register > > the > > argument specifies as indicated in an enumeration of type offset. > > Callers > > of this function would need the definition of such enumeration. > > This is > > not needed. Instead, add helper functions for this purpose. These > > functions > > are useful in cases when, for instance, the caller needs to decide > > whether > > the operand is a register or a memory location by looking at the rm > > part > > of the ModRM byte. As of now, this is the only helper function that > > is > > needed. > > > > Cc: Dave Hansen <dave.hansen@linux.intel.com> > > Cc: Adam Buchbinder <adam.buchbinder@gmail.com> > > Cc: Colin Ian King <colin.king@canonical.com> > > Cc: Lorenzo Stoakes <lstoakes@gmail.com> > > Cc: Qiaowei Ren <qiaowei.ren@intel.com> > > Cc: Arnaldo Carvalho de Melo <acme@redhat.com> > > Cc: Masami Hiramatsu <mhiramat@kernel.org> > > Cc: Adrian Hunter <adrian.hunter@intel.com> > > Cc: Kees Cook <keescook@chromium.org> > > Cc: Thomas Garnier <thgarnie@google.com> > > Cc: Peter Zijlstra <peterz@infradead.org> > > Cc: Borislav Petkov <bp@suse.de> > > Cc: Dmitry Vyukov <dvyukov@google.com> > > Cc: Ravi V. Shankar <ravi.v.shankar@intel.com> > > Cc: x86@kernel.org > > Signed-off-by: Ricardo Neri <ricardo.neri-calderon@linux.intel.com> > > --- > > arch/x86/include/asm/insn-eval.h | 1 + > > arch/x86/lib/insn-eval.c | 15 +++++++++++++++ > > 2 files changed, 16 insertions(+) > Reviewed-by: Borislav Petkov <bp@suse.de>
Thanks for your review!
BR, Ricardo
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