riscv: hibernation: Replace jalr with jr before suspend_restore_regs

No need to link the x1/ra reg via jalr before suspend_restore_regs
So it's better to replace jalr with jr.

Signed-off-by: Song Shuai <suagrfillet@gmail.com>
Reviewed-by: JeeHeng Sia <jeeheng.sia@starfivetech.com >
Link: https://lore.kernel.org/r/20230519060854.214138-1-suagrfillet@gmail.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>

diff --git a/arch/riscv/kernel/hibernate-asm.S b/arch/riscv/kernel/hibernate-asm.S
index effaf5c..5c76671 100644 (file)
--- a/arch/riscv/kernel/hibernate-asm.S
+++ b/arch/riscv/kernel/hibernate-asm.S
@@ -50,7 +50,7 @@ ENTRY(hibernate_restore_image)
        REG_L   s4, restore_pblist
        REG_L   a1, relocated_restore_code
 
-       jalr    a1
+       jr      a1
 END(hibernate_restore_image)
 
 /*
@@ -73,5 +73,5 @@ ENTRY(hibernate_core_restore_code)
        REG_L   s4, HIBERN_PBE_NEXT(s4)
        bnez    s4, .Lcopy
 
-       jalr    s2
+       jr      s2
 END(hibernate_core_restore_code)