[PATCH 2/3] openrisc: Use delay slot for clone and fork wrappers

From: Stafford Horne
Date: Fri Dec 03 2021 - 21:22:06 EST


This saves one instruction.

Signed-off-by: Stafford Horne <shorne@xxxxxxxxx>
---
arch/openrisc/kernel/entry.S | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/openrisc/kernel/entry.S b/arch/openrisc/kernel/entry.S
index c608f76e5753..8cd2113057c5 100644
--- a/arch/openrisc/kernel/entry.S
+++ b/arch/openrisc/kernel/entry.S
@@ -1162,15 +1162,13 @@ _fork_save_extra_regs_and_call:

ENTRY(__sys_clone)
l.movhi r29,hi(sys_clone)
- l.ori r29,r29,lo(sys_clone)
l.j _fork_save_extra_regs_and_call
- l.nop
+ l.ori r29,r29,lo(sys_clone)

ENTRY(__sys_fork)
l.movhi r29,hi(sys_fork)
- l.ori r29,r29,lo(sys_fork)
l.j _fork_save_extra_regs_and_call
- l.nop
+ l.ori r29,r29,lo(sys_fork)

ENTRY(sys_rt_sigreturn)
l.jal _sys_rt_sigreturn
--
2.31.1