linux-kernel - [PATCH 2/6] bdi: remove unused stuff

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Message-Id: <1410131041-1881-3-git-send-email-tj@kernel.org>
Date:	Mon,  8 Sep 2014 08:03:57 +0900
From:	Tejun Heo <tj@...nel.org>
To:	axboe@...nel.dk
Cc:	linux-kernel@...r.kernel.org, Tejun Heo <tj@...nel.org>
Subject: [PATCH 2/6] bdi: remove unused stuff

Two flags and one bdi_writeback field are no longer used.  Remove
them.

Signed-off-by: Tejun Heo <tj@...nel.org>
---
 include/linux/backing-dev.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index e488e94..2103a7f 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -28,12 +28,10 @@ struct dentry;
  * Bits in backing_dev_info.state
  */
 enum bdi_state {
-	BDI_wb_alloc,		/* Default embedded wb allocated */
 	BDI_async_congested,	/* The async (write) queue is getting full */
 	BDI_sync_congested,	/* The sync queue is getting full */
 	BDI_registered,		/* bdi_register() was done */
 	BDI_writeback_running,	/* Writeback is in progress */
-	BDI_unused,		/* Available bits start here */
 };
 
 typedef int (congested_fn)(void *, int);
@@ -50,7 +48,6 @@ enum bdi_stat_item {
 
 struct bdi_writeback {
 	struct backing_dev_info *bdi;	/* our parent bdi */
-	unsigned int nr;
 
 	unsigned long last_old_flush;	/* last old data flush */
 
-- 
1.9.3

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