On 6/24/20 11:24 PM, Richard Weinberger wrote: > ----- Ursprüngliche Mail ----- >> Von: "Kees Cook" <[email protected]> >> An: "Randy Dunlap" <[email protected]> >> CC: "Richard Weinberger" <[email protected]>, "richard" >> <[email protected]>, "Greg Kroah-Hartman" >> <[email protected]>, "Prasad Sodagudi" <[email protected]>, >> "Sami Tolvanen" <[email protected]>, >> "Amit Daniel Kachhap" <[email protected]>, "linux-kselftest" >> <[email protected]>, "clang-built-linux" >> <[email protected]>, "linux-kernel" >> <[email protected]> >> Gesendet: Donnerstag, 25. Juni 2020 08:06:18 >> Betreff: Re: [PATCH drivers/misc 0/4] lkdtm: Various clean ups > >> On Wed, Jun 24, 2020 at 06:45:47PM -0700, Randy Dunlap wrote: >>> Looks like lkdtm/bugs.c needs to get/use arch/x86/include/asm/processor.h >>> but it actually uses arch/x86/um/asm/processor*.h, which does not have the >>> needed structs etc. >> >> Should I just test for !UML in bugs.c? (This is all for the >> lkdtm_DOUBLE_FAULT() test.) I already do those kinds of checks for the >> lkdtm_UNSET_SMEP() test. e.g.: > > Just had a look. Yes, this sounds good to me. UML has CONFIG_X86_32=y but no > GDT. :-)
Sounds good to me also. Thanks. -- ~Randy

