Re: [PATCH] x86/kvm: Move kvm_fastop_exception to .fixup section
From: Josh Poimboeuf
Date: Wed Oct 04 2017 - 11:36:14 EST
On Wed, Oct 04, 2017 at 08:16:36AM -0700, Guenter Roeck wrote:
> On Wed, Oct 04, 2017 at 09:43:06AM -0500, Josh Poimboeuf wrote:
> > When compiling the kernel with the '-frecord-gcc-switches' flag, objtool
> > complains:
> > arch/x86/kvm/emulate.o: warning: objtool: .GCC.command.line+0x0: special: can't find new instruction
> > And also the kernel fails to link.
> > The problem is that the 'kvm_fastop_exception' code gets placed into the
> > throwaway '.GCC.command.line' section instead of '.text'.
> > Exception fixup code is conventionally placed in the '.fixup' section,
> > so put it there where it belongs.
> > Reported-and-tested-by: Guenter Roeck <linux@xxxxxxxxxxxx>
> > Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
I forgot to add the kvm maintainers to CC. Will resend.