rds: stop including asm-generic/bitops/le.h directly

asm-generic/bitops/le.h is only intended to be included directly from
asm-generic/bitops/ext2-non-atomic.h or asm-generic/bitops/minix-le.h
which implements generic ext2 or minix bit operations.

This stops including asm-generic/bitops/le.h directly and use ext2
non-atomic bit operations instead.

It seems odd to use ext2_*_bit() on rds, but it will replaced with
__{set,clear,test}_bit_le() after introducing little endian bit operations
for all architectures.  This indirect step is necessary to maintain
bisectability for some architectures which have their own little-endian
bit operations.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Andy Grover <andy.grover@oracle.com>
Cc: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

net/rds/cong.c

@@ -33,8 +33,7 @@
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/rbtree.h>
-
-#include <asm-generic/bitops/le.h>
+#include <linux/bitops.h>
 
 #include "rds.h"
 
@@ -285,7 +284,7 @@ void rds_cong_set_bit(struct rds_cong_map *map, __be16 port)
 	i = be16_to_cpu(port) / RDS_CONG_MAP_PAGE_BITS;
 	off = be16_to_cpu(port) % RDS_CONG_MAP_PAGE_BITS;
 
-	generic___set_le_bit(off, (void *)map->m_page_addrs[i]);
+	ext2_set_bit(off, (void *)map->m_page_addrs[i]);
 }
 
 void rds_cong_clear_bit(struct rds_cong_map *map, __be16 port)
@@ -299,7 +298,7 @@ void rds_cong_clear_bit(struct rds_cong_map *map, __be16 port)
 	i = be16_to_cpu(port) / RDS_CONG_MAP_PAGE_BITS;
 	off = be16_to_cpu(port) % RDS_CONG_MAP_PAGE_BITS;
 
-	generic___clear_le_bit(off, (void *)map->m_page_addrs[i]);
+	ext2_clear_bit(off, (void *)map->m_page_addrs[i]);
 }
 
 static int rds_cong_test_bit(struct rds_cong_map *map, __be16 port)
@@ -310,7 +309,7 @@ static int rds_cong_test_bit(struct rds_cong_map *map, __be16 port)
 	i = be16_to_cpu(port) / RDS_CONG_MAP_PAGE_BITS;
 	off = be16_to_cpu(port) % RDS_CONG_MAP_PAGE_BITS;
 
-	return generic_test_le_bit(off, (void *)map->m_page_addrs[i]);
+	return ext2_test_bit(off, (void *)map->m_page_addrs[i]);
 }
 
 void rds_cong_add_socket(struct rds_sock *rs)