On 2016/06/29 10:35AM, Stephen Rothwell wrote:
> Hi all,
Hi Stephen,
>
> Today's linux-next merge of the powerpc tree got a conflict in:
>
> arch/powerpc/Kconfig
>
> between commit:
>
> 844e3be47693 ("powerpc/bpf/jit: Disable classic BPF JIT on ppc64le")
Ah, I see that the above commit is not part of powerpc next tree, which
explains the conflict.
>
> from Linus' tree and commit:
>
> 156d0e290e96 ("powerpc/ebpf/jit: Implement JIT compiler for extended BPF")
>
> from the powerpc tree.
>
> I fixed it up (see below - I am not sure this entirely correct) and can
> carry the fix as necessary. This is now fixed as far as linux-next is
> concerned, but any non trivial conflicts should be mentioned to your
> upstream maintainer when your tree is submitted for merging. You may
> also want to consider cooperating with the maintainer of the
> conflicting tree to minimise any particularly complex conflicts.
>
> --
> Cheers,
> Stephen Rothwell
>
> diff --cc arch/powerpc/Kconfig
> index 0a9d439bcda6,ee82f9a09a85..000000000000
> --- a/arch/powerpc/Kconfig
> +++ b/arch/powerpc/Kconfig
> @@@ -128,7 -128,8 +128,8 @@@ config PP
> select IRQ_FORCED_THREADING
> select HAVE_RCU_TABLE_FREE if SMP
> select HAVE_SYSCALL_TRACEPOINTS
> - select HAVE_CBPF_JIT if CPU_BIG_ENDIAN
> - select HAVE_CBPF_JIT if !PPC64
> ++ select HAVE_CBPF_JIT if !PPC64 && CPU_BIG_ENDIAN
'if !PPC64' condition is sufficient, though having the BIG_ENDIAN check
should be ok too.
Thanks,
Naveen
> + select HAVE_EBPF_JIT if PPC64
> select HAVE_ARCH_JUMP_LABEL
> select ARCH_HAVE_NMI_SAFE_CMPXCHG
> select ARCH_HAS_GCOV_PROFILE_ALL
>
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