Christophe Leroy <christophe.le...@c-s.fr> writes: > Le 23/05/2019 à 09:00, Christophe Leroy a écrit : > > [...] > >>> arch/powerpc/kernel/head_fsl_booke.o: In function `SystemCall': >>> arch/powerpc/kernel/head_fsl_booke.S:416: undefined reference to >>> `kvmppc_handler_BOOKE_INTERRUPT_SYSCALL_SPRN_SRR1' >>> Makefile:1052: recipe for target 'vmlinux' failed >>> >>>> +.macro SYSCALL_ENTRY trapno intno >>>> + mfspr r10, SPRN_SPRG_THREAD >>>> +#ifdef CONFIG_KVM_BOOKE_HV >>>> +BEGIN_FTR_SECTION >>>> + mtspr SPRN_SPRG_WSCRATCH0, r10 >>>> + stw r11, THREAD_NORMSAVE(0)(r10) >>>> + stw r13, THREAD_NORMSAVE(2)(r10) >>>> + mfcr r13 /* save CR in r13 for now */ >>>> + mfspr r11, SPRN_SRR1 >>>> + mtocrf 0x80, r11 /* check MSR[GS] without clobbering reg */ >>>> + bf 3, 1975f >>>> + b kvmppc_handler_BOOKE_INTERRUPT_\intno\()_SPRN_SRR1 >>> >>> It seems to me that the "_SPRN_SRR1" on the end of this line >>> isn't meant to be there... However, it still fails to link with that >>> removed. > > It looks like I missed the macro expansion. > > The called function should be kvmppc_handler_8_0x01B > > Seems like kisskb doesn't build any config like this.
I thought we did, ie: http://kisskb.ellerman.id.au/kisskb/buildresult/13817941/ But clearly something is missing to trigger the bug. cheers