linux-kernel - [PATCH v3 01/15] scripts: link-vmlinux: Don't pass page offset to kallsyms if XIP Kernel

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Message-Id: <1426197361-19290-2-git-send-email-maxime.coquelin@st.com>
Date:	Thu, 12 Mar 2015 22:55:47 +0100
From:	Maxime Coquelin <mcoquelin.stm32@...il.com>
To:	u.kleine-koenig@...gutronix.de, afaerber@...e.de,
	geert@...ux-m68k.org, Rob Herring <robh+dt@...nel.org>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Linus Walleij <linus.walleij@...aro.org>,
	Arnd Bergmann <arnd@...db.de>, stefan@...er.ch,
	pmeerw@...erw.net, pebolle@...cali.nl
Cc:	Jonathan Corbet <corbet@....net>, Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	Daniel Lezcano <daniel.lezcano@...aro.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jslaby@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
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	Mauro Carvalho Chehab <mchehab@....samsung.com>,
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	Kees Cook <keescook@...omium.org>,
	Michal Marek <mmarek@...e.cz>, linux-doc@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	devicetree@...r.kernel.org, linux-gpio@...r.kernel.org,
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	linux-api@...r.kernel.org, mcoquelin.stm32@...il.com
Subject: [PATCH v3  01/15] scripts: link-vmlinux: Don't pass page offset to kallsyms if XIP Kernel

From: Maxime Coquelin <mcoquelin.stm32@...il.com>

When Kernel is executed in place from ROM, the symbol addresses can be
lower than the page offset.

Signed-off-by: Maxime Coquelin <mcoquelin.stm32@...il.com>
---
 scripts/link-vmlinux.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 86a4fe7..b055d9d 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -82,7 +82,7 @@ kallsyms()
 		kallsymopt="${kallsymopt} --all-symbols"
 	fi
 
-	if [ -n "${CONFIG_ARM}" ] && [ -n "${CONFIG_PAGE_OFFSET}" ]; then
+	if [ -n "${CONFIG_ARM}" ] && [ -z "${CONFIG_XIP_KERNEL}" ] && [ -n "${CONFIG_PAGE_OFFSET}" ]; then
 		kallsymopt="${kallsymopt} --page-offset=$CONFIG_PAGE_OFFSET"
 	fi
 
-- 
1.9.1

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