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    SubjectRe: [RFC PATCH v2 02/12] powerpc/ptrace: drop unnecessary #ifdefs CONFIG_PPC64
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    On Jun 28 2019, Christophe Leroy <christophe.leroy@c-s.fr> wrote:

    > diff --git a/arch/powerpc/include/uapi/asm/ptrace.h b/arch/powerpc/include/uapi/asm/ptrace.h
    > index f5f1ccc740fc..37d7befbb8dc 100644
    > --- a/arch/powerpc/include/uapi/asm/ptrace.h
    > +++ b/arch/powerpc/include/uapi/asm/ptrace.h
    > @@ -43,12 +43,11 @@ struct pt_regs
    > unsigned long link;
    > unsigned long xer;
    > unsigned long ccr;
    > -#ifdef __powerpc64__
    > - unsigned long softe; /* Soft enabled/disabled */
    > -#else
    > - unsigned long mq; /* 601 only (not used at present) */
    > + union {
    > + unsigned long softe; /* Soft enabled/disabled */
    > + unsigned long mq; /* 601 only (not used at present) */
    > /* Used on APUS to hold IPL value. */
    > -#endif
    > + };

    Anonymous unions are a C11 feature.

    Andreas.

    --
    Andreas Schwab, schwab@linux-m68k.org
    GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510 2552 DF73 E780 A9DA AEC1
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