[PATCH 4/5] fs/buffer.c: Remove trailing white space

[Byungchul Park]

Trailing white space is not accepted in kernel coding style. Remove
them.

Signed-off-by: Byungchul Park <byungchul.park@xxxxxxx>
---
 fs/buffer.c | 22 +++++++++++-----------
 1 file changed, 11 insertions(+), 11 deletions(-)

diff --git a/fs/buffer.c b/fs/buffer.c
index e1632ab..a75ca74 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -439,7 +439,7 @@ EXPORT_SYMBOL(mark_buffer_async_write);
  * try_to_free_buffers() will be operating against the *blockdev* mapping
  * at the time, not against the S_ISREG file which depends on those buffers.
  * So the locking for private_list is via the private_lock in the address_space
- * which backs the buffers.  Which is different from the address_space 
+ * which backs the buffers.  Which is different from the address_space
  * against which the buffers are listed.  So for a particular address_space,
  * mapping->private_lock does *not* protect mapping->private_list!  In fact,
  * mapping->private_list will always be protected by the backing blockdev's
@@ -713,7 +713,7 @@ EXPORT_SYMBOL(__set_page_dirty_buffers);
  * Do this in two main stages: first we copy dirty buffers to a
  * temporary inode list, queueing the writes as we go.  Then we clean
  * up, waiting for those writes to complete.
- * 
+ *
  * During this second stage, any subsequent updates to the file may end
  * up refiling the buffer on the original inode's dirty list again, so
  * there is a chance we will end up with a buffer queued for write but
@@ -791,7 +791,7 @@ static int fsync_buffers_list(spinlock_t *lock, struct list_head *list)
 		brelse(bh);
 		spin_lock(lock);
 	}
-	
+
 	spin_unlock(lock);
 	err2 = osync_buffers_list(lock, list);
 	if (err)
@@ -901,7 +901,7 @@ no_grow:
 	/*
 	 * Return failure for non-async IO requests.  Async IO requests
 	 * are not allowed to fail, so we have to wait until buffer heads
-	 * become available.  But we don't want tasks sleeping with 
+	 * become available.  But we don't want tasks sleeping with
 	 * partially complete buffers, so all were released above.
 	 */
 	if (!retry)
@@ -910,7 +910,7 @@ no_grow:
 	/* We're _really_ low on memory. Now we just
 	 * wait for old buffer heads to become free due to
 	 * finishing IO.  Since this is an async request and
-	 * the reserve list is empty, we're sure there are 
+	 * the reserve list is empty, we're sure there are
 	 * async buffer heads in use.
 	 */
 	free_more_memory();
@@ -946,7 +946,7 @@ static sector_t blkdev_max_block(struct block_device *bdev, unsigned int size)
 
 /*
  * Initialise the state of a blockdev page's buffers.
- */ 
+ */
 static sector_t
 init_page_buffers(struct page *page, struct block_device *bdev,
 			sector_t block, int size)
@@ -1448,7 +1448,7 @@ static bool has_bh_in_lru(int cpu, void *dummy)
 {
 	struct bh_lru *b = per_cpu_ptr(&bh_lrus, cpu);
 	int i;
-	
+
 	for (i = 0; i < BH_LRU_SIZE; i++) {
 		if (b->bhs[i])
 			return 1;
@@ -1952,7 +1952,7 @@ int __block_write_begin(struct page *page, loff_t pos, unsigned len,
 		if (PageUptodate(page)) {
 			if (!buffer_uptodate(bh))
 				set_buffer_uptodate(bh);
-			continue; 
+			continue;
 		}
 		if (!buffer_uptodate(bh) && !buffer_delay(bh) &&
 		    !buffer_unwritten(bh) &&
@@ -2258,7 +2258,7 @@ EXPORT_SYMBOL(block_read_full_page);
 
 /* utility function for filesystems that need to do work on expanding
  * truncates.  Uses filesystem pagecache writes to allow the filesystem to
- * deal with the hole.  
+ * deal with the hole.
  */
 int generic_cont_expand_simple(struct inode *inode, loff_t size)
 {
@@ -2819,7 +2819,7 @@ int block_truncate_page(struct address_space *mapping,
 
 	length = blocksize - length;
 	iblock = (sector_t)index << (PAGE_CACHE_SHIFT - inode->i_blkbits);
-	
+
 	page = grab_cache_page(mapping, index);
 	err = -ENOMEM;
 	if (!page)
@@ -3069,7 +3069,7 @@ EXPORT_SYMBOL(submit_bh);
  *
  * ll_rw_block sets b_end_io to simple completion handler that marks
  * the buffer up-to-date (if appropriate), unlocks the buffer and wakes
- * any waiters. 
+ * any waiters.
  *
  * All of the buffers must be for the same device, and must also be a
  * multiple of the current approved size for the device.
-- 
1.9.1