On Fri, May 05, 2017 at 11:16:59AM -0700, Ricardo Neri wrote: > In its current form, user_64bit_mode() can only be used when CONFIG_X86_64 > is selected. This implies that code built with CONFIG_X86_64=n cannot use > it. If a piece of code needs to be built for both CONFIG_X86_64=y and > CONFIG_X86_64=n and wants to use this function, it needs to wrap it in > an #ifdef/#endif; potentially, in multiple places. > > This can be easily avoided with a single #ifdef/#endif pair within > user_64bit_mode() itself. > > Suggested-by: Borislav Petkov <[email protected]> > Cc: Dave Hansen <[email protected]> > Cc: Adam Buchbinder <[email protected]> > Cc: Colin Ian King <[email protected]> > Cc: Lorenzo Stoakes <[email protected]> > Cc: Qiaowei Ren <[email protected]> > Cc: Arnaldo Carvalho de Melo <[email protected]> > Cc: Masami Hiramatsu <[email protected]> > Cc: Adrian Hunter <[email protected]> > Cc: Kees Cook <[email protected]> > Cc: Thomas Garnier <[email protected]> > Cc: Peter Zijlstra <[email protected]> > Cc: Borislav Petkov <[email protected]> > Cc: Dmitry Vyukov <[email protected]> > Cc: Ravi V. Shankar <[email protected]> > Cc: [email protected] > Signed-off-by: Ricardo Neri <[email protected]> > --- > arch/x86/include/asm/ptrace.h | 6 +++++- > 1 file changed, 5 insertions(+), 1 deletion(-)
Reviewed-by: Borislav Petkov <[email protected]> -- Regards/Gruss, Boris. SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) -- -- To unsubscribe from this list: send the line "unsubscribe linux-msdos" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
