From: Borislav Petkov <bp@alien8.de>
To: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>, X86 ML <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Kees Cook <keescook@chromium.org>,
Peter Zijlstra <peterz@infradead.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Subject: Re: [RFC] selftests/x86: Add test_vsyscall
Date: Fri, 5 Jan 2018 20:28:45 +0100 [thread overview]
Message-ID: <20180105192845.32ucll64aa34cf7w@pd.tnic> (raw)
In-Reply-To: <08190E47-05B3-4599-A415-DE4276D56B3F@amacapital.net>
On Fri, Jan 05, 2018 at 11:22:21AM -0800, Andy Lutomirski wrote:
> It's emulated! We catch the page fault and fake the whole thing :)
Then I'm really confused. It says "ro" above, which means _PAGE_RW is
not set so page is read-only.
I must be missing something...
--
Regards/Gruss,
Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
next prev parent reply other threads:[~2018-01-05 19:28 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-01-05 5:38 Andy Lutomirski
2018-01-05 12:33 ` Borislav Petkov
2018-01-05 17:53 ` Andy Lutomirski
2018-01-05 18:23 ` Borislav Petkov
2018-01-05 18:47 ` Andy Lutomirski
2018-01-05 19:05 ` Borislav Petkov
2018-01-05 13:40 ` Borislav Petkov
2018-01-05 18:01 ` Andy Lutomirski
2018-01-05 18:30 ` Borislav Petkov
2018-01-05 18:45 ` Andy Lutomirski
2018-01-05 19:10 ` Borislav Petkov
2018-01-05 19:22 ` Andy Lutomirski
2018-01-05 19:28 ` Borislav Petkov [this message]
2018-01-05 20:10 ` Andy Lutomirski
2018-01-09 11:45 ` Naresh Kamboju
2018-01-09 11:51 ` Borislav Petkov
2018-01-09 21:25 ` Shuah Khan
2018-01-09 21:27 ` Andy Lutomirski
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