From 9999e48639b3cecb08ffb37358bcba3b48161b29 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:17 +0000
Subject: [PATCH] add ax88772_rst

---
 kernel/arch/mips/kernel/entry.S |   17 ++++++++---------
 1 files changed, 8 insertions(+), 9 deletions(-)

diff --git a/kernel/arch/mips/kernel/entry.S b/kernel/arch/mips/kernel/entry.S
index d7de8ad..4b896f5 100644
--- a/kernel/arch/mips/kernel/entry.S
+++ b/kernel/arch/mips/kernel/entry.S
@@ -19,7 +19,7 @@
 #include <asm/thread_info.h>
 #include <asm/war.h>
 
-#ifndef CONFIG_PREEMPT
+#ifndef CONFIG_PREEMPTION
 #define resume_kernel	restore_all
 #else
 #define __ret_from_irq	ret_from_exception
@@ -27,7 +27,7 @@
 
 	.text
 	.align	5
-#ifndef CONFIG_PREEMPT
+#ifndef CONFIG_PREEMPTION
 FEXPORT(ret_from_exception)
 	local_irq_disable			# preempt stop
 	b	__ret_from_irq
@@ -53,20 +53,19 @@
 	bnez	t0, work_pending
 	j	restore_all
 
-#ifdef CONFIG_PREEMPT
+#ifdef CONFIG_PREEMPTION
 resume_kernel:
 	local_irq_disable
 	lw	t0, TI_PRE_COUNT($28)
 	bnez	t0, restore_all
-need_resched:
 	LONG_L	t0, TI_FLAGS($28)
 	andi	t1, t0, _TIF_NEED_RESCHED
 	beqz	t1, restore_all
 	LONG_L	t0, PT_STATUS(sp)		# Interrupts off?
 	andi	t0, 1
 	beqz	t0, restore_all
-	jal	preempt_schedule_irq
-	b	need_resched
+	PTR_LA	ra, restore_all
+	j	preempt_schedule_irq
 #endif
 
 FEXPORT(ret_from_kernel_thread)
@@ -170,8 +169,8 @@
 	jal	syscall_trace_leave
 	b	resume_userspace
 
-#if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR6) || \
-    defined(CONFIG_MIPS_MT)
+#if defined(CONFIG_CPU_MIPSR2) || defined(CONFIG_CPU_MIPSR5) || \
+    defined(CONFIG_CPU_MIPSR6) || defined(CONFIG_MIPS_MT)
 
 /*
  * MIPS32R2 Instruction Hazard Barrier - must be called
@@ -184,4 +183,4 @@
 	nop
 	END(mips_ihb)
 
-#endif /* CONFIG_CPU_MIPSR2 or CONFIG_CPU_MIPSR6 or CONFIG_MIPS_MT */
+#endif /* CONFIG_CPU_MIPSR2 - CONFIG_CPU_MIPSR6 or CONFIG_MIPS_MT */

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