mm: remove ptep_test_and_clear_dirty and ptep_clear_flush_dirty

Nobody is using ptep_test_and_clear_dirty and ptep_clear_flush_dirty.  Remove
the functions from all architectures.

Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 0 insertions, 25 deletions

diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index aa3f1202a177..f605e8d0eed3 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -49,31 +49,6 @@
 })
 #endif
 
-#ifndef __HAVE_ARCH_PTEP_TEST_AND_CLEAR_DIRTY
-#define ptep_test_and_clear_dirty(__vma, __address, __ptep)             \
-({                                                                      \
-        pte_t __pte = *__ptep;                                          \
-        int r = 1;                                                      \
-        if (!pte_dirty(__pte))                                          \
-                r = 0;                                                  \
-        else                                                            \
-                set_pte_at((__vma)->vm_mm, (__address), (__ptep),       \
-                           pte_mkclean(__pte));                         \
-        r;                                                              \
-})
-#endif
-
-#ifndef __HAVE_ARCH_PTEP_CLEAR_DIRTY_FLUSH
-#define ptep_clear_flush_dirty(__vma, __address, __ptep)                \
-({                                                                      \
-        int __dirty;                                                    \
-        __dirty = ptep_test_and_clear_dirty(__vma, __address, __ptep);  \
-        if (__dirty)                                                    \
-                flush_tlb_page(__vma, __address);                       \
-        __dirty;                                                        \
-})
-#endif
-
 #ifndef __HAVE_ARCH_PTEP_GET_AND_CLEAR
 #define ptep_get_and_clear(__mm, __address, __ptep)                     \
 ({                                                                      \