btrfs: rename pages_locked in process_pages_contig()

Function process_pages_contig() does not only handle page locking but
also other operations.  Rename the local variable pages_locked to
pages_processed to reduce confusion.

Signed-off-by: Qu Wenruo <wqu@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index de675c74712ba90bfb2e87c379230a5bc4381be5..988ca397de8df825ec6d1786178dd46e096ca993 100644 (file)
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -1950,7 +1950,7 @@ static int __process_pages_contig(struct address_space *mapping,
                                  unsigned long page_ops, pgoff_t *index_ret)
 {
        unsigned long nr_pages = end_index - start_index + 1;
-       unsigned long pages_locked = 0;
+       unsigned long pages_processed = 0;
        pgoff_t index = start_index;
        struct page *pages[16];
        unsigned ret;
@@ -1985,7 +1985,7 @@ static int __process_pages_contig(struct address_space *mapping,
 
                        if (locked_page && pages[i] == locked_page) {
                                put_page(pages[i]);
-                               pages_locked++;
+                               pages_processed++;
                                continue;
                        }
                        if (page_ops & PAGE_CLEAR_DIRTY)
@@ -2010,7 +2010,7 @@ static int __process_pages_contig(struct address_space *mapping,
                                }
                        }
                        put_page(pages[i]);
-                       pages_locked++;
+                       pages_processed++;
                }
                nr_pages -= ret;
                index += ret;
@@ -2018,7 +2018,7 @@ static int __process_pages_contig(struct address_space *mapping,
        }
 out:
        if (err && index_ret)
-               *index_ret = start_index + pages_locked - 1;
+               *index_ret = start_index + pages_processed - 1;
        return err;
 }