Messages in this thread | | | From | Arnd Bergmann <> | Date | Fri, 1 May 2020 15:08:20 +0200 | Subject | Re: Remaining randconfig objtool warnings, linux-next-20200428 |
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On Fri, May 1, 2020 at 2:33 PM Peter Zijlstra <peterz@infradead.org> wrote: > > On Thu, Apr 30, 2020 at 08:07:33PM -0500, Josh Poimboeuf wrote: > > On Thu, Apr 30, 2020 at 04:05:07PM +0200, Arnd Bergmann wrote: > > > lib/strncpy_from_user.o: warning: objtool: strncpy_from_user()+0x133: call to do_strncpy_from_user() with UACCESS enabled > > > lib/strnlen_user.o: warning: objtool: strnlen_user()+0x122: call to do_strnlen_user() with UACCESS enabled > > > > Does this fix it? > > > > GCC is a moron, a static function with inline and a single callsite, > let's out-of-line it, shees!, try this instead:
I suppose we were kind-of asking for it by passing -fno-inline-functions-called-once when CONFIG_DEBUG_SECTION_MISMATCH=y is set ;-)
Arnd
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