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authorIngo Molnar <mingo@elte.hu>2008-07-29 11:54:24 +0200
committerIngo Molnar <mingo@elte.hu>2008-07-29 11:54:24 +0200
commit3825c9e8d01e4310c40a3903a354c433c32a7b6f (patch)
tree87c94a8076bbb38bd2cf20ab9bc23d6f74f6a0a8 /arch/sparc/include/asm/tlbflush_32.h
parent5d7b605245b1aa1a9cd6549b1f57d69273eb0c37 (diff)
parent6e86841d05f371b5b9b86ce76c02aaee83352298 (diff)
Merge commit 'v2.6.27-rc1' into x86/microcode
Conflicts: arch/x86/kernel/microcode.c Manual resolutions: arch/x86/kernel/microcode_amd.c arch/x86/kernel/microcode_intel.c Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc/include/asm/tlbflush_32.h')
-rw-r--r--arch/sparc/include/asm/tlbflush_32.h60
1 files changed, 60 insertions, 0 deletions
diff --git a/arch/sparc/include/asm/tlbflush_32.h b/arch/sparc/include/asm/tlbflush_32.h
new file mode 100644
index 00000000000..fe0a71abc9b
--- /dev/null
+++ b/arch/sparc/include/asm/tlbflush_32.h
@@ -0,0 +1,60 @@
+#ifndef _SPARC_TLBFLUSH_H
+#define _SPARC_TLBFLUSH_H
+
+#include <linux/mm.h>
+// #include <asm/processor.h>
+
+/*
+ * TLB flushing:
+ *
+ * - flush_tlb() flushes the current mm struct TLBs XXX Exists?
+ * - flush_tlb_all() flushes all processes TLBs
+ * - flush_tlb_mm(mm) flushes the specified mm context TLB's
+ * - flush_tlb_page(vma, vmaddr) flushes one page
+ * - flush_tlb_range(vma, start, end) flushes a range of pages
+ * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages
+ */
+
+#ifdef CONFIG_SMP
+
+BTFIXUPDEF_CALL(void, local_flush_tlb_all, void)
+BTFIXUPDEF_CALL(void, local_flush_tlb_mm, struct mm_struct *)
+BTFIXUPDEF_CALL(void, local_flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long)
+BTFIXUPDEF_CALL(void, local_flush_tlb_page, struct vm_area_struct *, unsigned long)
+
+#define local_flush_tlb_all() BTFIXUP_CALL(local_flush_tlb_all)()
+#define local_flush_tlb_mm(mm) BTFIXUP_CALL(local_flush_tlb_mm)(mm)
+#define local_flush_tlb_range(vma,start,end) BTFIXUP_CALL(local_flush_tlb_range)(vma,start,end)
+#define local_flush_tlb_page(vma,addr) BTFIXUP_CALL(local_flush_tlb_page)(vma,addr)
+
+extern void smp_flush_tlb_all(void);
+extern void smp_flush_tlb_mm(struct mm_struct *mm);
+extern void smp_flush_tlb_range(struct vm_area_struct *vma,
+ unsigned long start,
+ unsigned long end);
+extern void smp_flush_tlb_page(struct vm_area_struct *mm, unsigned long page);
+
+#endif /* CONFIG_SMP */
+
+BTFIXUPDEF_CALL(void, flush_tlb_all, void)
+BTFIXUPDEF_CALL(void, flush_tlb_mm, struct mm_struct *)
+BTFIXUPDEF_CALL(void, flush_tlb_range, struct vm_area_struct *, unsigned long, unsigned long)
+BTFIXUPDEF_CALL(void, flush_tlb_page, struct vm_area_struct *, unsigned long)
+
+#define flush_tlb_all() BTFIXUP_CALL(flush_tlb_all)()
+#define flush_tlb_mm(mm) BTFIXUP_CALL(flush_tlb_mm)(mm)
+#define flush_tlb_range(vma,start,end) BTFIXUP_CALL(flush_tlb_range)(vma,start,end)
+#define flush_tlb_page(vma,addr) BTFIXUP_CALL(flush_tlb_page)(vma,addr)
+
+// #define flush_tlb() flush_tlb_mm(current->active_mm) /* XXX Sure? */
+
+/*
+ * This is a kludge, until I know better. --zaitcev XXX
+ */
+static inline void flush_tlb_kernel_range(unsigned long start,
+ unsigned long end)
+{
+ flush_tlb_all();
+}
+
+#endif /* _SPARC_TLBFLUSH_H */