Subject: [PATCH] powerpc/boot: Fix crt0.S current address branch form

From: Nicholas Piggin <[email-masked]>
Date: Fri, 7 Apr 2023 14:09:24 +1000

Use the preferred form of branch-and-link for finding the current
address so objtool doesn't think it is an unannotated intra-function
call.

Signed-off-by: Nicholas Piggin <[email-masked]>
---
 arch/powerpc/boot/crt0.S | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S
index 44544720daae..121cab9d579b 100644
--- a/arch/powerpc/boot/crt0.S
+++ b/arch/powerpc/boot/crt0.S
@@ -51,7 +51,7 @@ _zimage_start:
 _zimage_start_lib:
 	/* Work out the offset between the address we were linked at
 	   and the address where we're running. */
-	bl	.+4
+	bcl	20,31,.+4
 p_base:	mflr	r10		/* r10 now points to runtime addr of p_base */
 #ifndef __powerpc64__
 	/* grab the link address of the dynamic section in r11 */
@@ -274,7 +274,7 @@ prom:
 	mtsrr1	r10
 
 	/* Load FW address, set LR to label 1, and jump to FW */
-	bl	0f
+	bcl	20,31,0f
 0:	mflr	r10
 	addi	r11,r10,(1f-0b)
 	mtlr	r11
-- 
2.40.0