From: Michael Ellerman <mpe@ellerman.id.au>
To: David Daney <david.daney@cavium.com>, Jason Baron <jbaron@akamai.com>,
        Steven Rostedt <rostedt@goodmis.org>,
        Sachin Sant <sachinp@linux.vnet.ibm.com>, linux-kernel@vger.kernel.org
Cc: linux-mips@linux-mips.org, linuxppc-dev@lists.ozlabs.org,
        linux-arm-kernel@lists.infradead.org,
        Chris Metcalf <cmetcalf@mellanox.com>,
        Ralf Baechle <ralf@linux-mips.org>,
        Russell King <linux@armlinux.org.uk>, Rabin Vincent <rabin@rab.in>,
        Paul Mackerras <paulus@samba.org>, Anton Blanchard <anton@samba.org>,
        Ingo Molnar <mingo@kernel.org>, Zhigang Lu <zlu@ezchip.com>,
        David Daney <david.daney@cavium.com>
Subject: Re: [PATCH] module: set __jump_table alignment to 8
In-Reply-To: <87varsj6qc.fsf@concordia.ellerman.id.au>
References: <20170301220453.4756-1-david.daney@cavium.com> <87varsj6qc.fsf@concordia.ellerman.id.au>
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Date: Thu, 02 Mar 2017 22:18:30 +1100
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Michael Ellerman <mpe@ellerman.id.au> writes:
> David Daney <david.daney@cavium.com> writes:
>> Strict alignment became necessary with commit 3821fd35b58d
>> ("jump_label: Reduce the size of struct static_key"), currently in
>> linux-next, which uses the two least significant bits of pointers to
>> __jump_table elements.
>
> It would obviously be nice if this could go in before the commit that
> exposes the breakage, but I guess that's problematic because Steve
> doesn't want to rebase the tracing tree.
>
> Steve I think you've already sent your pull request for this cycle? So I
> guess if this can go in your first batch of fixes?

Ugh. Was looking at the wrong tree - Linus has already merged the commit
in question, so the above is all moot.

cheers