From 811e64c7169bb59229971c4aa3b1ed5093f44c84 Mon Sep 17 00:00:00 2001
From: Chandra Seetharaman <sekharan@us.ibm.com>
Date: Fri, 22 Jul 2011 23:40:27 +0000
Subject: [PATCH] Replace the macro XFS_BUF_ISPINNED with helper
 xfs_buf_ispinned

Replace the macro XFS_BUF_ISPINNED with an inline helper function
xfs_buf_ispinned, and change all its usages.

Signed-off-by: Chandra Seetharaman <sekharan@us.ibm.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
---
 fs/xfs/linux-2.6/xfs_buf.c  | 2 +-
 fs/xfs/linux-2.6/xfs_buf.h  | 5 ++++-
 fs/xfs/linux-2.6/xfs_sync.c | 2 +-
 fs/xfs/quota/xfs_dquot.c    | 4 ++--
 fs/xfs/xfs_buf_item.c       | 2 +-
 fs/xfs/xfs_inode.c          | 2 +-
 6 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/fs/xfs/linux-2.6/xfs_buf.c b/fs/xfs/linux-2.6/xfs_buf.c
index 6a42f71d08aa..5e929f0e57f7 100644
--- a/fs/xfs/linux-2.6/xfs_buf.c
+++ b/fs/xfs/linux-2.6/xfs_buf.c
@@ -1677,7 +1677,7 @@ xfs_buf_delwri_split(
 	list_for_each_entry_safe(bp, n, dwq, b_list) {
 		ASSERT(bp->b_flags & XBF_DELWRI);
 
-		if (!XFS_BUF_ISPINNED(bp) && xfs_buf_trylock(bp)) {
+		if (!xfs_buf_ispinned(bp) && xfs_buf_trylock(bp)) {
 			if (!force &&
 			    time_before(jiffies, bp->b_queuetime + age)) {
 				xfs_buf_unlock(bp);
diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
index c5601e1e0f46..f4e3de65ebe7 100644
--- a/fs/xfs/linux-2.6/xfs_buf.h
+++ b/fs/xfs/linux-2.6/xfs_buf.h
@@ -285,7 +285,10 @@ xfs_buf_set_ref(
 #define XFS_BUF_SET_VTYPE_REF(bp, type, ref)	xfs_buf_set_ref(bp, ref)
 #define XFS_BUF_SET_VTYPE(bp, type)		do { } while (0)
 
-#define XFS_BUF_ISPINNED(bp)	atomic_read(&((bp)->b_pin_count))
+static inline int xfs_buf_ispinned(struct xfs_buf *bp)
+{
+	return atomic_read(&bp->b_pin_count);
+}
 
 #define XFS_BUF_FINISH_IOWAIT(bp)	complete(&bp->b_iowait);
 
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c
index 5cc158e52d4c..a8500e92ae72 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/linux-2.6/xfs_sync.c
@@ -330,7 +330,7 @@ xfs_sync_fsdata(
 	 * between there and here.
 	 */
 	bp = xfs_getsb(mp, 0);
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		xfs_log_force(mp, 0);
 
 	return xfs_bwrite(mp, bp);
diff --git a/fs/xfs/quota/xfs_dquot.c b/fs/xfs/quota/xfs_dquot.c
index 2e0629265f67..db62959bed13 100644
--- a/fs/xfs/quota/xfs_dquot.c
+++ b/fs/xfs/quota/xfs_dquot.c
@@ -1236,7 +1236,7 @@ xfs_qm_dqflush(
 	 * If the buffer is pinned then push on the log so we won't
 	 * get stuck waiting in the write for too long.
 	 */
-	if (XFS_BUF_ISPINNED(bp)) {
+	if (xfs_buf_ispinned(bp)) {
 		trace_xfs_dqflush_force(dqp);
 		xfs_log_force(mp, 0);
 	}
@@ -1443,7 +1443,7 @@ xfs_qm_dqflock_pushbuf_wait(
 		goto out_lock;
 
 	if (XFS_BUF_ISDELAYWRITE(bp)) {
-		if (XFS_BUF_ISPINNED(bp))
+		if (xfs_buf_ispinned(bp))
 			xfs_log_force(mp, 0);
 		xfs_buf_delwri_promote(bp);
 		wake_up_process(bp->b_target->bt_task);
diff --git a/fs/xfs/xfs_buf_item.c b/fs/xfs/xfs_buf_item.c
index a16c24c3a3dd..a3d2bbca26c7 100644
--- a/fs/xfs/xfs_buf_item.c
+++ b/fs/xfs/xfs_buf_item.c
@@ -478,7 +478,7 @@ xfs_buf_item_trylock(
 	struct xfs_buf_log_item	*bip = BUF_ITEM(lip);
 	struct xfs_buf		*bp = bip->bli_buf;
 
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		return XFS_ITEM_PINNED;
 	if (!xfs_buf_trylock(bp))
 		return XFS_ITEM_LOCKED;
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index bdb47b22c6bc..76ee2c5371ca 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -2585,7 +2585,7 @@ xfs_iflush(
 	 * If the buffer is pinned then push on the log now so we won't
 	 * get stuck waiting in the write for too long.
 	 */
-	if (XFS_BUF_ISPINNED(bp))
+	if (xfs_buf_ispinned(bp))
 		xfs_log_force(mp, 0);
 
 	/*
-- 
2.34.1