Re: [PATCH 4.9 00/86] 4.9.88-stable review

Ben Hutchings
2018-03-20T23:49:25Z

On Sun, 2018-03-18 at 11:27 +0100, Greg Kroah-Hartman wrote:
> On Sat, Mar 17, 2018 at 03:48:24PM +0530, Naresh Kamboju wrote:
[...]
> > Results from Linaro’s test farm.
> > No regressions on arm64, arm, qemu_x86_64 and x86_64.
> >
> > NOTE:
> > CONFIG_LEGACY_VSYSCALL_EMULATE=y is enabled from config as default.
> > Enabled vsyscall=native and vsyscall=none from kernel command line for testing
> > selftests/x86/test_vsyscall test case on x86_64 and qemu_x86_64.
> >
> > test_vdso_64 failed on x86_64 device when vsyscall=none is enabled.
> > We will investigate this new test failure.
>
> I think vsyscall=none just went away :)

No, vsyscall=native went away upstream. vsyscall=none should still
work everywhere.

However, test_vdso_64 isn't able to detect what the current
configuration is and it will crash with vsyscall=none (or the
equivalent default in kconfig).

Ben.

--
Ben Hutchings
Software Developer, Codethink Ltd.