writeback: get rid of pdflush completely
It is now unused, so kill it off.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 7f6dae8..2e601ce 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -30,6 +30,11 @@
#define inode_to_bdi(inode) ((inode)->i_mapping->backing_dev_info)
/*
+ * We don't actually have pdflush, but this one is exported though /proc...
+ */
+int nr_pdflush_threads;
+
+/*
* Work items for the bdi_writeback threads
*/
struct bdi_work {