From: Cyrill Gorcunov <gorcunov@gmail.com>
To: Oleg Nesterov <oleg@redhat.com>
Cc: Denys Vlasenko <vda.linux@googlemail.com>,
Andy Lutomirski <luto@amacapital.net>,
Pavel Emelyanov <xemul@parallels.com>,
Andrey Wagin <avagin@gmail.com>,
Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@kernel.org>,
Andi Kleen <andi@firstfloor.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Al Viro <viro@zeniv.linux.org.uk>, X86 ML <x86@kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Borislav Petkov <bp@alien8.de>,
Pavel Emelyanov <xemul@openvz.org>
Subject: Re: [PATCH v3 1/2] x86_64,signal: Fix SS handling for signals delivered to 64-bit programs
Date: Fri, 20 Mar 2015 17:47:20 +0300 [thread overview]
Message-ID: <20150320144720.GW27066@moon> (raw)
In-Reply-To: <20150320140738.GA12509@redhat.com>
On Fri, Mar 20, 2015 at 03:07:38PM +0100, Oleg Nesterov wrote:
>
> Another downside (to me) is that this special case can help, but only
> "by accident".
>
> For example, criu has ->ss = 0, but it was not initialized explicitly.
>
> But as I said, I won't argue.
OK, after talking to Pavel -- it's fine to require new criu version
for new kernels, thus lets leave kernel pure without this special
hack, moreover now we have a fix from Oleg merged into criu so we
should be safe. Thanks a lot for all comments!
next prev parent reply other threads:[~2015-03-20 14:47 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-12 20:57 [PATCH v3 0/2] x86_64: Sigcontext improvements Andy Lutomirski
2015-03-12 20:57 ` [PATCH v3 1/2] x86_64,signal: Fix SS handling for signals delivered to 64-bit programs Andy Lutomirski
2015-03-13 16:13 ` Borislav Petkov
2015-03-16 8:11 ` Ingo Molnar
2015-03-16 12:08 ` [tip:x86/asm] x86/signal/64: " tip-bot for Andy Lutomirski
2015-03-17 8:44 ` tip-bot for Andy Lutomirski
2015-03-18 17:19 ` [PATCH v3 1/2] x86_64,signal: " Andrey Wagin
2015-03-18 17:48 ` Oleg Nesterov
2015-03-18 18:06 ` Andy Lutomirski
2015-03-18 18:17 ` Cyrill Gorcunov
2015-03-18 18:20 ` Andy Lutomirski
2015-03-18 18:45 ` Cyrill Gorcunov
2015-03-18 18:25 ` Oleg Nesterov
2015-03-18 18:32 ` Andy Lutomirski
2015-03-18 19:13 ` Cyrill Gorcunov
2015-03-18 18:13 ` Cyrill Gorcunov
2015-03-18 18:31 ` Oleg Nesterov
2015-03-18 18:50 ` Cyrill Gorcunov
2015-03-18 19:52 ` Andrey Wagin
2015-03-18 20:02 ` Oleg Nesterov
2015-03-18 21:26 ` Andy Lutomirski
2015-03-18 21:34 ` Pavel Emelyanov
2015-03-18 22:03 ` Andy Lutomirski
2015-03-19 7:35 ` Cyrill Gorcunov
2015-03-19 16:08 ` Andy Lutomirski
2015-03-19 16:19 ` Cyrill Gorcunov
2015-03-20 11:43 ` Denys Vlasenko
2015-03-20 11:56 ` Cyrill Gorcunov
2015-03-20 12:04 ` Cyrill Gorcunov
2015-03-20 14:07 ` Oleg Nesterov
2015-03-20 14:47 ` Cyrill Gorcunov [this message]
2015-04-10 21:59 ` Andy Lutomirski
2015-04-10 22:11 ` Cyrill Gorcunov
2015-04-10 22:16 ` Andy Lutomirski
2015-04-10 22:20 ` Cyrill Gorcunov
2015-03-12 20:57 ` [PATCH v3 2/2] x86_64,signal: Remove 'fs' and 'gs' from sigcontext Andy Lutomirski
2015-03-16 12:08 ` [tip:x86/asm] x86/signal/64: " tip-bot for Andy Lutomirski
2015-03-17 8:44 ` tip-bot for Andy Lutomirski
2015-03-13 15:31 ` [PATCH v3 0/2] x86_64: Sigcontext improvements Oleg Nesterov
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