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authorRussell King <rmk+kernel@armlinux.org.uk>2017-11-01 20:18:13 +0100
committerRussell King <rmk+kernel@armlinux.org.uk>2017-11-02 01:10:28 +0100
commitdad4675388fcb4353aea64174a165fb8494f1c13 (patch)
tree0fe506942d17dc9e9cd980d8420057c1c01a1d04 /arch/arm/boot/compressed/vmlinux.lds.S
parentARM: 8716/1: pass endianness info to sparse (diff)
downloadlinux-dad4675388fcb4353aea64174a165fb8494f1c13.tar.xz
linux-dad4675388fcb4353aea64174a165fb8494f1c13.zip
ARM: add debug ".edata_real" symbol
Add an additional symbol to the decompressor image, which will allow future debugging of non-bootable problems similar to the one encountered with the EFI stub. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Diffstat (limited to 'arch/arm/boot/compressed/vmlinux.lds.S')
-rw-r--r--arch/arm/boot/compressed/vmlinux.lds.S9
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/arm/boot/compressed/vmlinux.lds.S b/arch/arm/boot/compressed/vmlinux.lds.S
index 7a4c59154361..7d06aa19c3e6 100644
--- a/arch/arm/boot/compressed/vmlinux.lds.S
+++ b/arch/arm/boot/compressed/vmlinux.lds.S
@@ -85,6 +85,15 @@ SECTIONS
_edata = .;
+ /*
+ * The image_end section appears after any additional loadable sections
+ * that the linker may decide to insert in the binary image. Having
+ * this symbol allows further debug in the near future.
+ */
+ .image_end (NOLOAD) : {
+ _edata_real = .;
+ }
+
_magic_sig = ZIMAGE_MAGIC(0x016f2818);
_magic_start = ZIMAGE_MAGIC(_start);
_magic_end = ZIMAGE_MAGIC(_edata);