Merge tag 'csky-for-linus-6.4' of https://github.com/c-sky/csky-linux

Pull arch/csky updates from Guo Ren:

 - Remove CPU_TLB_SIZE config

 - Prevent spurious page faults

* tag 'csky-for-linus-6.4' of https://github.com/c-sky/csky-linux:
  csky: mmu: Prevent spurious page faults
  csky: remove obsolete config CPU_TLB_SIZE

arch/csky/Kconfig

@@ -166,11 +166,6 @@ config STACKTRACE_SUPPORT
 config TIME_LOW_RES
 	def_bool y
 
-config CPU_TLB_SIZE
-	int
-	default "128"	if (CPU_CK610 || CPU_CK807 || CPU_CK810)
-	default "1024"	if (CPU_CK860)
-
 config CPU_ASID_BITS
 	int
 	default "8"	if (CPU_CK610 || CPU_CK807 || CPU_CK810)

arch/csky/abiv1/cacheflush.c

@@ -11,6 +11,7 @@
 #include <asm/cache.h>
 #include <asm/cacheflush.h>
 #include <asm/cachectl.h>
+#include <asm/tlbflush.h>
 
 #define PG_dcache_clean		PG_arch_1
 
@@ -40,6 +41,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr,
 	unsigned long pfn = pte_pfn(*ptep);
 	struct page *page;
 
+	flush_tlb_page(vma, addr);
+
 	if (!pfn_valid(pfn))
 		return;
 

arch/csky/abiv2/cacheflush.c

@@ -5,6 +5,7 @@
 #include <linux/highmem.h>
 #include <linux/mm.h>
 #include <asm/cache.h>
+#include <asm/tlbflush.h>
 
 void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
 		      pte_t *pte)
@@ -12,6 +13,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long address,
 	unsigned long addr;
 	struct page *page;
 
+	flush_tlb_page(vma, address);
+
 	if (!pfn_valid(pte_pfn(*pte)))
 		return;