On Wed, Jun 20, 2018 at 08:07:31AM -0700, Dave Hansen wrote:
> On 06/13/2018 05:45 PM, Ram Pai wrote:
> > --- a/tools/testing/selftests/vm/protection_keys.c
> > +++ b/tools/testing/selftests/vm/protection_keys.c
> > @@ -577,7 +577,8 @@ int sys_pkey_free(unsigned long pkey)
> > int ret = syscall(SYS_pkey_free, pkey);
> >
> > if (!ret)
> > - shadow_pkey_reg &= clear_pkey_flags(pkey, PKEY_DISABLE_ACCESS);
> > + shadow_pkey_reg &= clear_pkey_flags(pkey,
> > + PKEY_DISABLE_ACCESS | PKEY_DISABLE_WRITE);
> > dprintf1("%s(pkey=%ld) syscall ret: %d\n", __func__, pkey, ret);
> > return ret;
> > }
>
> Why did you introduce this code earlier and then modify it now?
>
> BTW, my original aversion to this code still stands.
Have entirely got rid of this code in the new version.
--
Ram Pai
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