[PATCH 3/3] powerpc/64e: Simplify address calculation in secondary hold loop

Nicholas Piggin npiggin at gmail.com
Fri Feb 3 22:38:58 AEDT 2023


As the earlier comment explains, __secondary_hold_spinloop does not have
to be accessed at its virtual address, slightly simplifying code.

Signed-off-by: Nicholas Piggin <npiggin at gmail.com>
---
 arch/powerpc/kernel/head_64.S | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S
index 5af2e473b195..3a7266fa8a18 100644
--- a/arch/powerpc/kernel/head_64.S
+++ b/arch/powerpc/kernel/head_64.S
@@ -160,12 +160,8 @@ __secondary_hold:
 	std	r24,(ABS_ADDR(__secondary_hold_acknowledge, first_256B))(0)
 	sync
 
-	li	r26,0
-#ifdef CONFIG_PPC_BOOK3E_64
-	tovirt(r26,r26)
-#endif
 	/* All secondary cpus wait here until told to start. */
-100:	ld	r12,(ABS_ADDR(__secondary_hold_spinloop, first_256B))(r26)
+100:	ld	r12,(ABS_ADDR(__secondary_hold_spinloop, first_256B))(0)
 	cmpdi	0,r12,0
 	beq	100b
 
-- 
2.37.2



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