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From: Rusty Russell <rusty@rustcorp.com.au>
To: Sebastian Wankerl <sisewank@cip.cs.fau.de>, linux-kernel@vger.kernel.org
Cc: Sebastian Wankerl <sisewank@cip.cs.fau.de>,
	Philip Kranz <philip.kranz@googlemail.com>
Subject: Re: [PATCH] Add non-zero module sections to sysfs
Date: Thu, 04 Apr 2013 11:30:38 +1030	[thread overview]
Message-ID: <87mwtf3ya1.fsf@rustcorp.com.au> (raw)
In-Reply-To: <1364994499-23708-1-git-send-email-sisewank@cip.cs.fau.de>

Sebastian Wankerl <sisewank@cip.cs.fau.de> writes:
> Add non-zero module sections to sysfs on architectures unequal to PARISC.
> KGDB needs all module sections for proper module debugging. Therefore, commit 
> 35dead4235e2b67da7275b4122fed37099c2f462 is revoked except for PARISC
> architecture.

#ifdef CONFIG_PARISC in the middle of kernel/module.c is super-ugly, and
wrong.

My preference would be to fix kgdb.  If the section is empty, what need
does it have to examine it?

Thanks,
Rusty.

> Signed-off-by: Sebastian Wankerl <sisewank@cip.cs.fau.de>
> Signed-off-by: Philip Kranz <philip.kranz@googlemail.com>
>
> ---
>  kernel/module.c |    4 ++++
>  1 file changed, 4 insertions(+)
>
> diff --git a/kernel/module.c b/kernel/module.c
> index 3c2c72d..5393a54 100644
> --- a/kernel/module.c
> +++ b/kernel/module.c
> @@ -1316,7 +1316,11 @@ resolve_symbol_wait(struct module *mod,
>  #ifdef CONFIG_KALLSYMS
>  static inline bool sect_empty(const Elf_Shdr *sect)
>  {
> +#if defined(CONFIG_PARISC)
>  	return !(sect->sh_flags & SHF_ALLOC) || sect->sh_size == 0;
> +#else
> +	return !(sect->sh_flags & SHF_ALLOC);
> +#endif
>  }
>  
>  struct module_sect_attr
> -- 
> 1.7.10.4

  reply	other threads:[~2013-04-04  3:08 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-04-03 13:08 [PATCH] Add non-zero module sections to sysfs Sebastian Wankerl
2013-04-04  1:00 ` Rusty Russell [this message]
2013-04-04  9:40   ` Sebastian Wankerl
2013-04-05  4:00     ` Rusty Russell
2013-04-05  9:40       ` Sebastian Wankerl
2013-04-05 10:07       ` James Bottomley
2013-04-06  4:52         ` Rusty Russell
2013-04-06 10:52           ` James Bottomley
2013-04-06 15:16             ` John David Anglin
2013-04-07  1:22               ` James Bottomley
2013-04-07  1:45                 ` John David Anglin
2013-04-06 10:40         ` Philip Kranz
2013-04-08  4:14           ` Rusty Russell
2013-04-08 11:55             ` Philip Kranz
2013-04-11 14:11             ` Philip Kranz
2013-04-05 14:56       ` Sebastian Wankerl
2013-04-06  4:31         ` Rusty Russell

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