[RFC PATCH 1/2] iov_iter: Remove iov_iter_for_each_range()

[David Howells]

Remove iov_iter_for_each_range() as it's no longer used with the removal of
lustre.

Signed-off-by: David Howells <dhowe...@redhat.com>
---

 include/linux/uio.h |    4 ----
 lib/iov_iter.c      |   27 ---------------------------
 2 files changed, 31 deletions(-)

diff --git a/include/linux/uio.h b/include/linux/uio.h
index 5f5ffc45d4aa..221c256304d4 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -295,8 +295,4 @@ ssize_t __import_iovec(int type, const struct iovec __user 
*uvec,
 int import_single_range(int type, void __user *buf, size_t len,
                 struct iovec *iov, struct iov_iter *i);
 
-int iov_iter_for_each_range(struct iov_iter *i, size_t bytes,
-                           int (*f)(struct kvec *vec, void *context),
-                           void *context);
-
 #endif
diff --git a/lib/iov_iter.c b/lib/iov_iter.c
index f808c625c11e..93e9838c128d 100644
--- a/lib/iov_iter.c
+++ b/lib/iov_iter.c
@@ -2094,30 +2094,3 @@ int import_single_range(int rw, void __user *buf, size_t 
len,
        return 0;
 }
 EXPORT_SYMBOL(import_single_range);
-
-int iov_iter_for_each_range(struct iov_iter *i, size_t bytes,
-                           int (*f)(struct kvec *vec, void *context),
-                           void *context)
-{
-       struct kvec w;
-       int err = -EINVAL;
-       if (!bytes)
-               return 0;
-
-       iterate_all_kinds(i, bytes, v, -EINVAL, ({
-               w.iov_base = kmap(v.bv_page) + v.bv_offset;
-               w.iov_len = v.bv_len;
-               err = f(&w, context);
-               kunmap(v.bv_page);
-               err;}), ({
-               w = v;
-               err = f(&w, context);}), ({
-               w.iov_base = kmap(v.bv_page) + v.bv_offset;
-               w.iov_len = v.bv_len;
-               err = f(&w, context);
-               kunmap(v.bv_page);
-               err;})
-       )
-       return err;
-}
-EXPORT_SYMBOL(iov_iter_for_each_range);