3 files changed, 28 insertions, 29 deletions

diff --git a/arch/loongarch/include/asm/irq.h b/arch/loongarch/include/asm/irq.h
index 9d3d36e41afe..a115e8999c69 100644
--- a/arch/loongarch/include/asm/irq.h
+++ b/arch/loongarch/include/asm/irq.h
@@ -117,7 +117,7 @@ extern struct fwnode_handle *liointc_handle;
 extern struct fwnode_handle *pch_lpc_handle;
 extern struct fwnode_handle *pch_pic_handle[MAX_IO_PICS];
 
-extern irqreturn_t loongson3_ipi_interrupt(int irq, void *dev);
+extern irqreturn_t loongson_ipi_interrupt(int irq, void *dev);
 
 #include <asm-generic/irq.h>
 
diff --git a/arch/loongarch/include/asm/pgtable.h b/arch/loongarch/include/asm/pgtable.h
index 946704bee599..79d5bfd913e0 100644
--- a/arch/loongarch/include/asm/pgtable.h
+++ b/arch/loongarch/include/asm/pgtable.h
@@ -349,13 +349,17 @@ static inline pte_t pte_mkclean(pte_t pte)
 
 static inline pte_t pte_mkdirty(pte_t pte)
 {
-	pte_val(pte) |= (_PAGE_DIRTY | _PAGE_MODIFIED);
+	pte_val(pte) |= _PAGE_MODIFIED;
+	if (pte_val(pte) & _PAGE_WRITE)
+		pte_val(pte) |= _PAGE_DIRTY;
 	return pte;
 }
 
 static inline pte_t pte_mkwrite(pte_t pte)
 {
-	pte_val(pte) |= (_PAGE_WRITE | _PAGE_DIRTY);
+	pte_val(pte) |= _PAGE_WRITE;
+	if (pte_val(pte) & _PAGE_MODIFIED)
+		pte_val(pte) |= _PAGE_DIRTY;
 	return pte;
 }
 
@@ -455,7 +459,9 @@ static inline int pmd_write(pmd_t pmd)
 
 static inline pmd_t pmd_mkwrite(pmd_t pmd)
 {
-	pmd_val(pmd) |= (_PAGE_WRITE | _PAGE_DIRTY);
+	pmd_val(pmd) |= _PAGE_WRITE;
+	if (pmd_val(pmd) & _PAGE_MODIFIED)
+		pmd_val(pmd) |= _PAGE_DIRTY;
 	return pmd;
 }
 
@@ -478,10 +484,13 @@ static inline pmd_t pmd_mkclean(pmd_t pmd)
 
 static inline pmd_t pmd_mkdirty(pmd_t pmd)
 {
-	pmd_val(pmd) |= (_PAGE_DIRTY | _PAGE_MODIFIED);
+	pmd_val(pmd) |= _PAGE_MODIFIED;
+	if (pmd_val(pmd) & _PAGE_WRITE)
+		pmd_val(pmd) |= _PAGE_DIRTY;
 	return pmd;
 }
 
+#define pmd_young pmd_young
 static inline int pmd_young(pmd_t pmd)
 {
 	return !!(pmd_val(pmd) & _PAGE_ACCESSED);
diff --git a/arch/loongarch/include/asm/smp.h b/arch/loongarch/include/asm/smp.h
index 71189b28bfb2..d82687390b4a 100644
--- a/arch/loongarch/include/asm/smp.h
+++ b/arch/loongarch/include/asm/smp.h
@@ -19,21 +19,21 @@ extern cpumask_t cpu_sibling_map[];
 extern cpumask_t cpu_core_map[];
 extern cpumask_t cpu_foreign_map[];
 
-void loongson3_smp_setup(void);
-void loongson3_prepare_cpus(unsigned int max_cpus);
-void loongson3_boot_secondary(int cpu, struct task_struct *idle);
-void loongson3_init_secondary(void);
-void loongson3_smp_finish(void);
-void loongson3_send_ipi_single(int cpu, unsigned int action);
-void loongson3_send_ipi_mask(const struct cpumask *mask, unsigned int action);
+void loongson_smp_setup(void);
+void loongson_prepare_cpus(unsigned int max_cpus);
+void loongson_boot_secondary(int cpu, struct task_struct *idle);
+void loongson_init_secondary(void);
+void loongson_smp_finish(void);
+void loongson_send_ipi_single(int cpu, unsigned int action);
+void loongson_send_ipi_mask(const struct cpumask *mask, unsigned int action);
 #ifdef CONFIG_HOTPLUG_CPU
-int loongson3_cpu_disable(void);
-void loongson3_cpu_die(unsigned int cpu);
+int loongson_cpu_disable(void);
+void loongson_cpu_die(unsigned int cpu);
 #endif
 
 static inline void plat_smp_setup(void)
 {
-	loongson3_smp_setup();
+	loongson_smp_setup();
 }
 
 static inline int raw_smp_processor_id(void)
@@ -78,35 +78,25 @@ extern void calculate_cpu_foreign_map(void);
  */
 extern void show_ipi_list(struct seq_file *p, int prec);
 
-/*
- * This function sends a 'reschedule' IPI to another CPU.
- * it goes straight through and wastes no time serializing
- * anything. Worst case is that we lose a reschedule ...
- */
-static inline void smp_send_reschedule(int cpu)
-{
-	loongson3_send_ipi_single(cpu, SMP_RESCHEDULE);
-}
-
 static inline void arch_send_call_function_single_ipi(int cpu)
 {
-	loongson3_send_ipi_single(cpu, SMP_CALL_FUNCTION);
+	loongson_send_ipi_single(cpu, SMP_CALL_FUNCTION);
 }
 
 static inline void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
-	loongson3_send_ipi_mask(mask, SMP_CALL_FUNCTION);
+	loongson_send_ipi_mask(mask, SMP_CALL_FUNCTION);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
 static inline int __cpu_disable(void)
 {
-	return loongson3_cpu_disable();
+	return loongson_cpu_disable();
 }
 
 static inline void __cpu_die(unsigned int cpu)
 {
-	loongson3_cpu_die(cpu);
+	loongson_cpu_die(cpu);
 }
 
 extern void play_dead(void);