[boot-wrapper PATCH v3 3/8] aarch64: Remove the redundant setup_stack

Jaxson Han jaxson.han at arm.com
Mon May 24 23:25:04 PDT 2021


Since we already have set up a stack above, there is no need to do it
again.
Also, in fact it's a bug: setup_stack expects the logical CPU ID in
w0, and here we always call it with w0 being 1.

Signed-off-by: Jaxson Han <jaxson.han at arm.com>
Reviewed-by: Andre Przywara <andre.przywara at arm.com>
---
 arch/aarch64/boot.S | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/aarch64/boot.S b/arch/aarch64/boot.S
index 1a5da35..1cdeb1b 100644
--- a/arch/aarch64/boot.S
+++ b/arch/aarch64/boot.S
@@ -39,7 +39,6 @@ _start:
 	ldr	x1, =flag_keep_el
 	str	w0, [x1]
 
-	bl	setup_stack
 	b	start_keep_el
 
 	/*
-- 
2.25.1




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