linux-kernel - Re: [PATCH] reduce the time of finding symbols for module

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Message-ID: <20171017130629.kqoqxbozfsyapb6i@suse.de>
Date:   Tue, 17 Oct 2017 15:06:29 +0200
From:   Torsten Duwe <duwe@...e.de>
To:     Ruslan Bilovol <rbilovol@...co.com>
Cc:     Ruslan Bilovol <ruslan.bilovol@...il.com>,
        Li Bin <huawei.libin@...wei.com>, Jessica Yu <jeyu@...hat.com>,
        Miroslav Benes <mbenes@...e.cz>,
        zhouchengming <zhouchengming1@...wei.com>,
        live-patching@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        jpoimboe@...hat.com, jikos@...nel.org, pmladek@...e.com,
        Zefan Li <lizefan@...wei.com>,
        Hanjun Guo <guohanjun@...wei.com>
Subject: Re: [PATCH] reduce the time of finding symbols for module

On Tue, Oct 17, 2017 at 03:44:21PM +0300, Ruslan Bilovol wrote:
> On 10/13/2017 04:18 PM, Torsten Duwe wrote:
> > 
> > I also have the coresponding kernel patch(es) here. IIRC I already sent
> > tham to LKML. I'll re-send them once there are more gcc's with -fpatchable-function-entry
> > support out there.
> 
> Do you mean "[PATCH v3 0/2] arm64 live patching" [1] series?

Yes. With current kernel and updated compiler patching, you'll have to
adjust the naming, but that should basically be it.

> I'm going to play with them and see how it works.
> 
> Another question: have you tested livepatching on Big Endian systems?

No. If there are any endian issues, let me know!

	Torsten