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    SubjectRe: [PATCH v2 21/31] arm64: 32-bit (compat) applications support
    On Wed, Aug 15, 2012 at 03:34:04PM +0100, Arnd Bergmann wrote:
    > On Tuesday 14 August 2012, Catalin Marinas wrote:
    > > +asmlinkage int compat_sys_personality(compat_ulong_t personality)
    > > +{
    > > + int ret;
    > > +
    > > + if (personality(current->personality) == PER_LINUX32 &&
    > > + personality == PER_LINUX)
    > > + personality = PER_LINUX32;
    > > + ret = sys_personality(personality);
    > > + if (ret == PER_LINUX32)
    > > + ret = PER_LINUX;
    > > + return ret;
    > > +}
    >
    > Where did you get this from?
    >
    > You should not need compat_sys_personality, just call the native function.

    Hmm, but in that case an aarch32 application doing a personality(PER_LINUX)
    syscall will start seeing the wrong uname.

    Will


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