powerpc: Align p_end

p_end is an 8 byte value embedded in the text section. This means it is only 4 byte aligned when it should be 8 byte aligned. Fix this by adding an explicit alignment. This fixes an issue where POWER7 little endian builds with CONFIG_RELOCATABLE=y fail to boot. Signed-off-by: Anton Blanchard <[email protected]> Signed-off-by: Benjamin Herrenschmidt <[email protected]>
josf · Dec 30, 2013 · 286e4f9 · 286e4f9
1 parent ca1de5d
commit 286e4f9
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
@@ -470,6 +470,7 @@ _STATIC(__after_prom_start)
 	mtctr	r8
 	bctr
 
+.balign 8
 p_end:	.llong	_end - _stext
 
 4:	/* Now copy the rest of the kernel up to _end */