[PATCH] powerpc: move hmi.c to arch/powerpc/kvm/
mpe at ellerman.id.au
Thu Aug 11 21:07:48 AEST 2016
Michael Ellerman <mpe at ellerman.id.au> writes:
> Radim Krčmář <rkrcmar at redhat.com> writes:
>> 2016-08-03 13:36+0200, Paolo Bonzini:
>>> hmi.c functions are unused unless sibling_subcore_state is nonzero, and
>>> that in turn happens only if KVM is in use. So move the code to
>>> arch/powerpc/kvm/, putting it under CONFIG_KVM_BOOK3S_64_HANDLER
>>> rather than CONFIG_PPC_BOOK3S_64. The sibling_subcore_state is also
>>> included in struct paca_struct only if KVM is supported by the kernel.
>>> Cc: Paul Mackerras <paulus at samba.org>
>>> Cc: Michael Ellerman <mpe at ellerman.id.au>
>>> Cc: Mahesh Salgaonkar <mahesh at linux.vnet.ibm.com>
>>> Cc: linuxppc-dev at lists.ozlabs.org
>>> Cc: kvm-ppc at vger.kernel.org
>>> Cc: kvm at vger.kernel.org
>>> Signed-off-by: Paolo Bonzini <pbonzini at redhat.com>
>>> It would be nice to have this in 4.8, to minimize any 4.9 conflicts.
>>> Build-tested only, with and without KVM enabled.
>> If you agree with the change, would you prefer to have this patch merged
>> through the PowerPC tree?
> Yeah I'll pull it into my fixes branch.
And then I pulled it out again:
(.text+0x157fc): undefined reference to `.wait_for_subcore_guest_exit'
(.text+0x15834): undefined reference to `.wait_for_tb_resync'
make: *** [vmlinux] Error 1
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