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authorJoseph Qi <joseph.qi@huawei.com>2015-11-05 18:44:16 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-05 19:34:48 -0800
commit262d8a8779e24596ec3452ebb7d0a989de91089a (patch)
tree9513d7d27b5a75163ca1c4203fe7f508c0fccb9b /fs/ocfs2/refcounttree.c
parent5afc44e2e9678c0808211f1662732b368cc25f76 (diff)
downloadlinux-262d8a8779e24596ec3452ebb7d0a989de91089a.tar.gz
ocfs2: clean up unused variable in ocfs2_duplicate_clusters_by_page()
readahead_pages in ocfs2_duplicate_clusters_by_page is defined but not
used, so clean it up.

Signed-off-by: Joseph Qi <joseph.qi@huawei.com>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Joel Becker <jlbec@evilplan.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ocfs2/refcounttree.c')
-rw-r--r--fs/ocfs2/refcounttree.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index e5d57cd32505..252119860e6c 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -2920,16 +2920,13 @@ int ocfs2_duplicate_clusters_by_page(handle_t *handle,
 	u64 new_block = ocfs2_clusters_to_blocks(sb, new_cluster);
 	struct page *page;
 	pgoff_t page_index;
-	unsigned int from, to, readahead_pages;
+	unsigned int from, to;
 	loff_t offset, end, map_end;
 	struct address_space *mapping = inode->i_mapping;
 
 	trace_ocfs2_duplicate_clusters_by_page(cpos, old_cluster,
 					       new_cluster, new_len);
 
-	readahead_pages =
-		(ocfs2_cow_contig_clusters(sb) <<
-		 OCFS2_SB(sb)->s_clustersize_bits) >> PAGE_CACHE_SHIFT;
 	offset = ((loff_t)cpos) << OCFS2_SB(sb)->s_clustersize_bits;
 	end = offset + (new_len << OCFS2_SB(sb)->s_clustersize_bits);
 	/*