1 files changed, 55 insertions, 27 deletions

diff --git a/arch/sparc/include/asm/cacheflush_32.h b/arch/sparc/include/asm/cacheflush_32.h
index bb014c24f31..2e468773f25 100644
--- a/arch/sparc/include/asm/cacheflush_32.h
+++ b/arch/sparc/include/asm/cacheflush_32.h
@@ -1,18 +1,56 @@
 #ifndef _SPARC_CACHEFLUSH_H
 #define _SPARC_CACHEFLUSH_H
 
-#include <asm/cachetlb_32.h>
-
-#define flush_cache_all() \
-        sparc32_cachetlb_ops->cache_all()
-#define flush_cache_mm(mm) \
-        sparc32_cachetlb_ops->cache_mm(mm)
-#define flush_cache_dup_mm(mm) \
-        sparc32_cachetlb_ops->cache_mm(mm)
-#define flush_cache_range(vma,start,end) \
-        sparc32_cachetlb_ops->cache_range(vma, start, end)
-#define flush_cache_page(vma,addr,pfn) \
-        sparc32_cachetlb_ops->cache_page(vma, addr)
+#include <linux/mm.h>           /* Common for other includes */
+// #include <linux/kernel.h> from pgalloc.h
+// #include <linux/sched.h>  from pgalloc.h
+
+// #include <asm/page.h>
+#include <asm/btfixup.h>
+
+/*
+ * Fine grained cache flushing.
+ */
+#ifdef CONFIG_SMP
+
+BTFIXUPDEF_CALL(void, local_flush_cache_all, void)
+BTFIXUPDEF_CALL(void, local_flush_cache_mm, struct mm_struct *)
+BTFIXUPDEF_CALL(void, local_flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long)
+BTFIXUPDEF_CALL(void, local_flush_cache_page, struct vm_area_struct *, unsigned long)
+
+#define local_flush_cache_all() BTFIXUP_CALL(local_flush_cache_all)()
+#define local_flush_cache_mm(mm) BTFIXUP_CALL(local_flush_cache_mm)(mm)
+#define local_flush_cache_range(vma,start,end) BTFIXUP_CALL(local_flush_cache_range)(vma,start,end)
+#define local_flush_cache_page(vma,addr) BTFIXUP_CALL(local_flush_cache_page)(vma,addr)
+
+BTFIXUPDEF_CALL(void, local_flush_page_to_ram, unsigned long)
+BTFIXUPDEF_CALL(void, local_flush_sig_insns, struct mm_struct *, unsigned long)
+
+#define local_flush_page_to_ram(addr) BTFIXUP_CALL(local_flush_page_to_ram)(addr)
+#define local_flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(local_flush_sig_insns)(mm,insn_addr)
+
+extern void smp_flush_cache_all(void);
+extern void smp_flush_cache_mm(struct mm_struct *mm);
+extern void smp_flush_cache_range(struct vm_area_struct *vma,
+                                  unsigned long start,
+                                  unsigned long end);
+extern void smp_flush_cache_page(struct vm_area_struct *vma, unsigned long page);
+
+extern void smp_flush_page_to_ram(unsigned long page);
+extern void smp_flush_sig_insns(struct mm_struct *mm, unsigned long insn_addr);
+
+#endif /* CONFIG_SMP */
+
+BTFIXUPDEF_CALL(void, flush_cache_all, void)
+BTFIXUPDEF_CALL(void, flush_cache_mm, struct mm_struct *)
+BTFIXUPDEF_CALL(void, flush_cache_range, struct vm_area_struct *, unsigned long, unsigned long)
+BTFIXUPDEF_CALL(void, flush_cache_page, struct vm_area_struct *, unsigned long)
+
+#define flush_cache_all() BTFIXUP_CALL(flush_cache_all)()
+#define flush_cache_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm)
+#define flush_cache_dup_mm(mm) BTFIXUP_CALL(flush_cache_mm)(mm)
+#define flush_cache_range(vma,start,end) BTFIXUP_CALL(flush_cache_range)(vma,start,end)
+#define flush_cache_page(vma,addr,pfn) BTFIXUP_CALL(flush_cache_page)(vma,addr)
 #define flush_icache_range(start, end)          do { } while (0)
 #define flush_icache_page(vma, pg)              do { } while (0)
 
@@ -29,12 +67,11 @@
                 memcpy(dst, src, len);                          \
         } while (0)
 
-#define __flush_page_to_ram(addr) \
-        sparc32_cachetlb_ops->page_to_ram(addr)
-#define flush_sig_insns(mm,insn_addr) \
-        sparc32_cachetlb_ops->sig_insns(mm, insn_addr)
-#define flush_page_for_dma(addr) \
-        sparc32_cachetlb_ops->page_for_dma(addr)
+BTFIXUPDEF_CALL(void, __flush_page_to_ram, unsigned long)
+BTFIXUPDEF_CALL(void, flush_sig_insns, struct mm_struct *, unsigned long)
+
+#define __flush_page_to_ram(addr) BTFIXUP_CALL(__flush_page_to_ram)(addr)
+#define flush_sig_insns(mm,insn_addr) BTFIXUP_CALL(flush_sig_insns)(mm,insn_addr)
 
 extern void sparc_flush_page_to_ram(struct page *page);
 
@@ -46,13 +83,4 @@ extern void sparc_flush_page_to_ram(struct page *page);
 #define flush_cache_vmap(start, end)            flush_cache_all()
 #define flush_cache_vunmap(start, end)          flush_cache_all()
 
-/* When a context switch happens we must flush all user windows so that
- * the windows of the current process are flushed onto its stack. This
- * way the windows are all clean for the next process and the stack
- * frames are up to date.
- */
-extern void flush_user_windows(void);
-extern void kill_user_windows(void);
-extern void flushw_all(void);
-
 #endif /* _SPARC_CACHEFLUSH_H */