linux-kernel - Re: [PATCH v4 0/5] livepatch: new API to track system state changes

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Message-ID: <20191101121440.kpvtont5mrmet2mq@pathway.suse.cz>
Date:   Fri, 1 Nov 2019 13:14:40 +0100
From:   Petr Mladek <pmladek@...e.com>
To:     Josh Poimboeuf <jpoimboe@...hat.com>
Cc:     Jiri Kosina <jikos@...nel.org>, Miroslav Benes <mbenes@...e.cz>,
        Joe Lawrence <joe.lawrence@...hat.com>,
        Kamalesh Babulal <kamalesh@...ux.vnet.ibm.com>,
        Nicolai Stange <nstange@...e.de>,
        live-patching@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/5] livepatch: new API to track system state changes

On Thu 2019-10-31 13:06:50, Josh Poimboeuf wrote:
> On Wed, Oct 30, 2019 at 04:43:08PM +0100, Petr Mladek wrote:
> > Hi,
> > 
> > this is another piece in the puzzle that helps to maintain more
> > livepatches.
> > 
> > Especially pre/post (un)patch callbacks might change a system state.
> > Any newly installed livepatch has to somehow deal with system state
> > modifications done be already installed livepatches.
> > 
> > This patchset provides a simple and generic API that
> > helps to keep and pass information between the livepatches.
> > It is also usable to prevent loading incompatible livepatches.
> > 
> > Changes since v3:
> > 
> >   + selftests compilation error [kbuild test robot]	
> >   + fix copyright in selftests [Joe]
> >   + used macros for the module names in selftests [Joe]
> >   + allow zero state version [Josh]
> >   + slightly refactor the code for checking state version [Josh]
> >   + fix few typos reported by checkpatch.pl [Petr]
> >   + added Acks [Joe]
> 
> Acked-by: Josh Poimboeuf <jpoimboe@...hat.com>

The patchset has been commited into livepatch.git, branch
for-5.5/system-state.

Best Regards,
Petr