linux-kernel - Re: [PATCH 2/7] modpost: add .sched.text and .kprobes.text to the TEXT

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Message-ID: <20150318090801.GG19131@chrystal.uk.oracle.com>
Date:	Wed, 18 Mar 2015 10:08:01 +0100
From:	Quentin Casasnovas <quentin.casasnovas@...cle.com>
To:	Quentin Casasnovas <quentin.casasnovas@...cle.com>,
	Rusty Russell <rusty@...tcorp.com.au>,
	Michal Marek <mmarek@...e.cz>
Cc:	lkml <linux-kernel@...r.kernel.org>,
	Oleg Nesterov <oleg@...hat.com>,
	Borislav Petkov <bp@...en8.de>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH 2/7] modpost: add .sched.text and .kprobes.text to the
 TEXT_SECTIONS list.

Adding Rusty and Michal to CC.

On Tue, Mar 17, 2015 at 01:39:57PM +0100, Quentin Casasnovas wrote:
> .sched.text and .kprobes.text should behave exactly like .text with regards
> to how we should warn about referencing sections which might get discarded
> at runtime.
> 
> Signed-off-by: Quentin Casasnovas <quentin.casasnovas@...cle.com>
> ---
>  scripts/mod/modpost.c | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
> index 7094a57..8cef46b 100644
> --- a/scripts/mod/modpost.c
> +++ b/scripts/mod/modpost.c
> @@ -873,7 +873,8 @@ static void check_section(const char *modname, struct elf_info *elf,
>  #define ALL_EXIT_SECTIONS EXIT_SECTIONS, ALL_XXXEXIT_SECTIONS
>  
>  #define DATA_SECTIONS ".data", ".data.rel"
> -#define TEXT_SECTIONS ".text", ".text.unlikely"
> +#define TEXT_SECTIONS ".text", ".text.unlikely", ".sched.text", \
> +		".kprobes.text"
>  
>  #define INIT_SECTIONS      ".init.*"
>  #define MEM_INIT_SECTIONS  ".meminit.*"
> -- 
> 2.0.5
> 
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