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Message-ID: <1488869161.4285.8.camel@gmail.com>
Subject: Re: [PATCH v5 05/15] livepatch/powerpc: add TIF_PATCH_PENDING
 thread flag
From: Balbir Singh <bsingharora@gmail.com>
To: Josh Poimboeuf <jpoimboe@redhat.com>, Jessica Yu <jeyu@redhat.com>,
        Jiri Kosina <jikos@kernel.org>, Miroslav Benes <mbenes@suse.cz>,
        Petr Mladek <pmladek@suse.com>
Cc: linux-kernel@vger.kernel.org, live-patching@vger.kernel.org,
        Michael Ellerman <mpe@ellerman.id.au>,
        Heiko Carstens <heiko.carstens@de.ibm.com>, x86@kernel.org,
        linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org,
        Vojtech Pavlik <vojtech@suse.com>, Jiri Slaby <jslaby@suse.cz>,
        Chris J Arges <chris.j.arges@canonical.com>,
        Andy Lutomirski <luto@kernel.org>, Ingo Molnar <mingo@kernel.org>,
        Peter Zijlstra <peterz@infradead.org>,
        Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
Date: Tue, 07 Mar 2017 17:46:01 +1100
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         <69e7b24fd0bcf912aa1ea6071d0a345901b3c741.1487036215.git.jpoimboe@redhat.com>
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On Mon, 2017-02-13 at 19:42 -0600, Josh Poimboeuf wrote:
> Add the TIF_PATCH_PENDING thread flag to enable the new livepatch
> per-task consistency model for powerpc.  The bit getting set indicates
> the thread has a pending patch which needs to be applied when the thread
> exits the kernel.
> 
> The bit is included in the _TIF_USER_WORK_MASK macro so that
> do_notify_resume() and klp_update_patch_state() get called when the bit
> is set.
> 
> Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
> Reviewed-by: Petr Mladek <pmladek@suse.com>
> Reviewed-by: Miroslav Benes <mbenes@suse.cz>
> Reviewed-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
> ---

Reviewed-by: Balbir Singh <bsingharora@gmail.com>