linux-kernel - Re: [RFC PATCH 4/5] samples: livepatch: init reloc list and mark as klp module

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Date:	Tue, 10 Nov 2015 09:15:54 +0100
From:	Jiri Slaby <jslaby@...e.cz>
To:	Jessica Yu <jeyu@...hat.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Josh Poimboeuf <jpoimboe@...hat.com>,
	Seth Jennings <sjenning@...hat.com>,
	Jiri Kosina <jikos@...nel.org>,
	Vojtech Pavlik <vojtech@...e.com>,
	Miroslav Benes <mbenes@...e.cz>
Cc:	linux-api@...r.kernel.org, live-patching@...r.kernel.org,
	x86@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH 4/5] samples: livepatch: init reloc list and mark as
 klp module

On 11/10/2015, 05:45 AM, Jessica Yu wrote:
> Intialize the list of relocation sections in the sample
> klp_object (even if the list will be empty in this case).
> Also mark module as a livepatch module so that the module
> loader can appropriately initialize it.
> 
> Signed-off-by: Jessica Yu <jeyu@...hat.com>
> ---
>  samples/livepatch/livepatch-sample.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/samples/livepatch/livepatch-sample.c b/samples/livepatch/livepatch-sample.c
> index fb8c861..2ef9345 100644
> --- a/samples/livepatch/livepatch-sample.c
> +++ b/samples/livepatch/livepatch-sample.c
> @@ -57,6 +57,7 @@ static struct klp_object objs[] = {
>  	{
>  		/* name being NULL means vmlinux */
>  		.funcs = funcs,
> +		.reloc_secs = LIST_HEAD_INIT(objs[0].reloc_secs)

And I see now. This is not the best place for it though. I would put
INIT_LIST_HEAD in the core code instead.

thanks,
-- 
js
suse labs
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