All of lore.kernel.org
 help / color / mirror / Atom feed
From: Jesper Nilsson <jesper.nilsson@axis.com>
To: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Francis Deslauriers <francis.deslauriers@efficios.com>,
	mathieu.desnoyers@efficios.com, Ingo Molnar <mingo@redhat.com>,
	"H . Peter Anvin" <hpa@zytor.com>,
	x86@kernel.org, Ananth N Mavinakayanahalli <ananth@in.ibm.com>,
	Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>,
	"David S . Miller" <davem@davemloft.net>,
	linux-kernel@vger.kernel.org,
	Yoshinori Sato <ysato@users.sourceforge.jp>,
	Chris Zankel <chris@zankel.net>,
	Max Filippov <jcmvbkbc@gmail.com>,
	Mikael Starvik <starvik@axis.com>,
	Jesper Nilsson <jespern@axis.com>,
	linux-cris-kernel@axis.com, linux-arch@vger.kernel.org
Subject: Re: [PATCH -tip v9 3/5] cris: mark _stext and _end as char-arrays, not single char
Date: Fri, 18 Aug 2017 20:38:27 +0200	[thread overview]
Message-ID: <20170818183827.GF16480@axis.com> (raw)
In-Reply-To: <150172782555.27216.2805751327900543374.stgit@devbox>


On Thu, Aug 03, 2017 at 11:37:15AM +0900, Masami Hiramatsu wrote:
> Mark _stext and _end as character arrays instead of single
> character, as same as include/asm-generic/sections.h does.

Looks good.

Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>

> Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
> ---
>  arch/cris/arch-v32/mach-a3/arbiter.c |    4 ++--
>  arch/cris/arch-v32/mach-fs/arbiter.c |    4 ++--
>  arch/cris/kernel/traps.c             |    6 +++---
>  3 files changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/cris/arch-v32/mach-a3/arbiter.c b/arch/cris/arch-v32/mach-a3/arbiter.c
> index ab5c421a4de8..735a9b0abdb8 100644
> --- a/arch/cris/arch-v32/mach-a3/arbiter.c
> +++ b/arch/cris/arch-v32/mach-a3/arbiter.c
> @@ -227,7 +227,7 @@ static void crisv32_arbiter_config(int arbiter, int region, int unused_slots)
>  	}
>  }
>  
> -extern char _stext, _etext;
> +extern char _stext[], _etext[];
>  
>  static void crisv32_arbiter_init(void)
>  {
> @@ -265,7 +265,7 @@ static void crisv32_arbiter_init(void)
>  
>  #ifndef CONFIG_ETRAX_KGDB
>  	/* Global watch for writes to kernel text segment. */
> -	crisv32_arbiter_watch(virt_to_phys(&_stext), &_etext - &_stext,
> +	crisv32_arbiter_watch(virt_to_phys(_stext), _etext - _stext,
>  		MARB_CLIENTS(arbiter_all_clients, arbiter_bar_all_clients),
>  			      arbiter_all_write, NULL);
>  #endif
> diff --git a/arch/cris/arch-v32/mach-fs/arbiter.c b/arch/cris/arch-v32/mach-fs/arbiter.c
> index c97f4d8120f9..047c70bdbb23 100644
> --- a/arch/cris/arch-v32/mach-fs/arbiter.c
> +++ b/arch/cris/arch-v32/mach-fs/arbiter.c
> @@ -158,7 +158,7 @@ static void crisv32_arbiter_config(int region, int unused_slots)
>  	}
>  }
>  
> -extern char _stext, _etext;
> +extern char _stext[], _etext[];
>  
>  static void crisv32_arbiter_init(void)
>  {
> @@ -190,7 +190,7 @@ static void crisv32_arbiter_init(void)
>  
>  #ifndef CONFIG_ETRAX_KGDB
>  	/* Global watch for writes to kernel text segment. */
> -	crisv32_arbiter_watch(virt_to_phys(&_stext), &_etext - &_stext,
> +	crisv32_arbiter_watch(virt_to_phys(_stext), _etext - _stext,
>  			      arbiter_all_clients, arbiter_all_write, NULL);
>  #endif
>  }
> diff --git a/arch/cris/kernel/traps.c b/arch/cris/kernel/traps.c
> index a01636a12a6e..d98131c45bb5 100644
> --- a/arch/cris/kernel/traps.c
> +++ b/arch/cris/kernel/traps.c
> @@ -42,7 +42,7 @@ void (*nmi_handler)(struct pt_regs *);
>  void show_trace(unsigned long *stack)
>  {
>  	unsigned long addr, module_start, module_end;
> -	extern char _stext, _etext;
> +	extern char _stext[], _etext[];
>  	int i;
>  
>  	pr_err("\nCall Trace: ");
> @@ -69,8 +69,8 @@ void show_trace(unsigned long *stack)
>  		 * down the cause of the crash will be able to figure
>  		 * out the call path that was taken.
>  		 */
> -		if (((addr >= (unsigned long)&_stext) &&
> -		     (addr <= (unsigned long)&_etext)) ||
> +		if (((addr >= (unsigned long)_stext) &&
> +		     (addr <= (unsigned long)_etext)) ||
>  		    ((addr >= module_start) && (addr <= module_end))) {
>  #ifdef CONFIG_KALLSYMS
>  			print_ip_sym(addr);

/^JN - Jesper Nilsson
-- 
               Jesper Nilsson -- jesper.nilsson@axis.com

  parent reply	other threads:[~2017-08-18 18:38 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-08-03  2:33 [PATCH -tip v9 0/5] kprobes related bugfix Masami Hiramatsu
2017-08-03  2:33 ` Masami Hiramatsu
2017-08-03  2:35 ` [PATCH -tip v9 1/5] h8300: mark _stext and _etext as char-arrays, not single char Masami Hiramatsu
2017-08-10 16:35   ` [tip:perf/core] h8300: Mark _stext and _etext as char-arrays, not single char variables tip-bot for Masami Hiramatsu
2017-08-03  2:36 ` [PATCH -tip v9 2/5] xtensa: mark _stext and _end as char-arrays, not single char Masami Hiramatsu
2017-08-10 16:35   ` [tip:perf/core] xtensa: Mark _stext and _end as char-arrays, not single char variables tip-bot for Masami Hiramatsu
2017-08-03  2:37 ` [PATCH -tip v9 3/5] cris: mark _stext and _end as char-arrays, not single char Masami Hiramatsu
2017-08-10 16:36   ` [tip:perf/core] cris: Mark _stext and _end as char-arrays, not single char variables tip-bot for Masami Hiramatsu
2017-08-16 11:01   ` [PATCH -tip v9 3/5] cris: mark _stext and _end as char-arrays, not single char Masami Hiramatsu
2017-08-18 18:38     ` Jesper Nilsson
2017-08-18 18:38   ` Jesper Nilsson [this message]
2017-08-03  2:38 ` [PATCH -tip v9 4/5] irq: Make irqentry text section unconditional Masami Hiramatsu
2017-08-10 16:36   ` [tip:perf/core] irq: Make the " tip-bot for Masami Hiramatsu
2017-08-03  2:39 ` [PATCH -tip v9 5/5] [BUGFIX] kprobes/x86: Do not jump-optimize kprobes on irq entry code Masami Hiramatsu
2017-08-10 16:36   ` [tip:perf/core] " tip-bot for Masami Hiramatsu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170818183827.GF16480@axis.com \
    --to=jesper.nilsson@axis.com \
    --cc=ananth@in.ibm.com \
    --cc=anil.s.keshavamurthy@intel.com \
    --cc=chris@zankel.net \
    --cc=davem@davemloft.net \
    --cc=francis.deslauriers@efficios.com \
    --cc=hpa@zytor.com \
    --cc=jcmvbkbc@gmail.com \
    --cc=jespern@axis.com \
    --cc=linux-arch@vger.kernel.org \
    --cc=linux-cris-kernel@axis.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mathieu.desnoyers@efficios.com \
    --cc=mhiramat@kernel.org \
    --cc=mingo@kernel.org \
    --cc=mingo@redhat.com \
    --cc=starvik@axis.com \
    --cc=tglx@linutronix.de \
    --cc=x86@kernel.org \
    --cc=ysato@users.sourceforge.jp \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.