remove-unused-page_idx

   1 ext4: remove unused page_idx
   2
   3 From: yalin wang <yalin.wang2010@gmail.com>
   4
   5 Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
   6 Signed-off-by: Theodore Ts'o <tytso@mit.edu>
   7 Reviewed-by: Jan Kara <jack@suse.com>
   8 ---
   9  fs/ext4/readpage.c | 3 +--
  10  1 file changed, 1 insertion(+), 2 deletions(-)
  11
  12 ignore my previous patch
  13
  14 diff --git a/fs/ext4/readpage.c b/fs/ext4/readpage.c
  15 index 5dc5e95..2cc2760 100644
  16 --- a/fs/ext4/readpage.c
  17 +++ b/fs/ext4/readpage.c
  18 @@ -135,7 +135,6 @@ int ext4_mpage_readpages(struct address_space *mapping,
  19                          unsigned nr_pages)
  20  {
  21         struct bio *bio = NULL;
  22 -       unsigned page_idx;
  23         sector_t last_block_in_bio = 0;
  24
  25         struct inode *inode = mapping->host;
  26 @@ -157,7 +156,7 @@ int ext4_mpage_readpages(struct address_space *mapping,
  27         map.m_len = 0;
  28         map.m_flags = 0;
  29
  30 -       for (page_idx = 0; nr_pages; page_idx++, nr_pages--) {
  31 +       for (; nr_pages; nr_pages--) {
  32                 int fully_mapped = 1;
  33                 unsigned first_hole = blocks_per_page;
  34
  35 --
  36 1.9.1
  37
  38