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Date:   Thu, 14 Mar 2019 10:51:44 +0000
From:   Sudeep Holla <sudeep.holla@arm.com>
To:     "Haibo Xu (Arm Technology China)" <Haibo.Xu@arm.com>
Cc:     Andy Lutomirski <luto@kernel.org>,
        "x86@kernel.org" <x86@kernel.org>,
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        Richard Weinberger <richard@nod.at>,
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        Steve Capper <Steve.Capper@arm.com>,
        "Bin Lu (Arm Technology China)" <Bin.Lu@arm.com>,
        Borislav Petkov <bp@alien8.de>
Subject: Re: [PATCH 3/6] x86: clean up _TIF_SYSCALL_EMU handling using
 ptrace_syscall_enter hook
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On Wed, Mar 13, 2019 at 01:03:18AM +0000, Haibo Xu (Arm Technology China) wrote:
[...]

> Since ptrace() system call do have so many request type, I'm not sure
> whether the test cases have covered all of that. But here we'd better make
> sure the PTRACE_SYSEMU and PTRACE_SYSEMU_SINGLESTEP requests are work
> correctly. May be you can verify them with tests from Bin Lu(bin.lu@arm.com).

Sure happy to try them. Can you point me to them ?
I did end up writing few more tests.

--
Regards,
Sudeep