linux-kernel - Re: [PATCH v14 06/11] livepatch: Use lists to manage patches, objects and functions

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Message-ID: <alpine.LSU.2.21.1812041512460.2327@pobox.suse.cz>
Date:   Tue, 4 Dec 2018 15:13:00 +0100 (CET)
From:   Miroslav Benes <mbenes@...e.cz>
To:     Petr Mladek <pmladek@...e.com>
cc:     Jiri Kosina <jikos@...nel.org>,
        Josh Poimboeuf <jpoimboe@...hat.com>,
        Jason Baron <jbaron@...mai.com>,
        Joe Lawrence <joe.lawrence@...hat.com>,
        Evgenii Shatokhin <eshatokhin@...tuozzo.com>,
        live-patching@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jessica Yu <jeyu@...nel.org>
Subject: Re: [PATCH v14 06/11] livepatch: Use lists to manage patches, objects
 and functions

On Thu, 29 Nov 2018, Petr Mladek wrote:

> From: Jason Baron <jbaron@...mai.com>
> 
> Currently klp_patch contains a pointer to a statically allocated array of
> struct klp_object and struct klp_objects contains a pointer to a statically
> allocated array of klp_func. In order to allow for the dynamic allocation
> of objects and functions, link klp_patch, klp_object, and klp_func together
> via linked lists. This allows us to more easily allocate new objects and
> functions, while having the iterator be a simple linked list walk.
> 
> The static structures are added to the lists early. It allows to add
> the dynamically allocated objects before klp_init_object() and
> klp_init_func() calls. Therefore it reduces the further changes
> to the code.
> 
> This patch does not change the existing behavior.
> 
> Signed-off-by: Jason Baron <jbaron@...mai.com>
> [pmladek@...e.com: Initialize lists before init calls]
> Signed-off-by: Petr Mladek <pmladek@...e.com>
> Cc: Josh Poimboeuf <jpoimboe@...hat.com>
> Cc: Jessica Yu <jeyu@...nel.org>
> Cc: Jiri Kosina <jikos@...nel.org>
> Cc: Miroslav Benes <mbenes@...e.cz>

Acked-by: Miroslav Benes <mbenes@...e.cz>

M