[XFS] Clean up i_flags and i_flags_lock handling.

SGI-PV: 956832
SGI-Modid: xfs-linux-melb:xfs-kern:27358a

Signed-off-by: David Chinner <dgc@sgi.com>
Signed-off-by: Nathan Scott <nscott@aconex.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
diff --git a/fs/xfs/xfs_iget.c b/fs/xfs/xfs_iget.c
index 1562ac2..4b0c188 100644
--- a/fs/xfs/xfs_iget.c
+++ b/fs/xfs/xfs_iget.c
@@ -215,7 +215,7 @@
 			 * If INEW is set this inode is being set up
 			 * we need to pause and try again.
 			 */
-			if (ip->i_flags & XFS_INEW) {
+			if (xfs_iflags_test(ip, XFS_INEW)) {
 				read_unlock(&ih->ih_lock);
 				delay(1);
 				XFS_STATS_INC(xs_ig_frecycle);
@@ -230,7 +230,7 @@
 				 * on its way out of the system,
 				 * we need to pause and try again.
 				 */
-				if (ip->i_flags & XFS_IRECLAIM) {
+				if (xfs_iflags_test(ip, XFS_IRECLAIM)) {
 					read_unlock(&ih->ih_lock);
 					delay(1);
 					XFS_STATS_INC(xs_ig_frecycle);
@@ -243,9 +243,7 @@
 
 				XFS_STATS_INC(xs_ig_found);
 
-				spin_lock(&ip->i_flags_lock);
-				ip->i_flags &= ~XFS_IRECLAIMABLE;
-				spin_unlock(&ip->i_flags_lock);
+				xfs_iflags_clear(ip, XFS_IRECLAIMABLE);
 				version = ih->ih_version;
 				read_unlock(&ih->ih_lock);
 				xfs_ihash_promote(ih, ip, version);
@@ -299,10 +297,7 @@
 			if (lock_flags != 0)
 				xfs_ilock(ip, lock_flags);
 
-			spin_lock(&ip->i_flags_lock);
-			ip->i_flags &= ~XFS_ISTALE;
-			spin_unlock(&ip->i_flags_lock);
-
+			xfs_iflags_clear(ip, XFS_ISTALE);
 			vn_trace_exit(vp, "xfs_iget.found",
 						(inst_t *)__return_address);
 			goto return_ip;
@@ -371,10 +366,7 @@
 	ih->ih_next = ip;
 	ip->i_udquot = ip->i_gdquot = NULL;
 	ih->ih_version++;
-	spin_lock(&ip->i_flags_lock);
-	ip->i_flags |= XFS_INEW;
-	spin_unlock(&ip->i_flags_lock);
-
+	xfs_iflags_set(ip, XFS_INEW);
 	write_unlock(&ih->ih_lock);
 
 	/*
@@ -625,7 +617,7 @@
 	vn_trace_entry(vp, "xfs_iput_new", (inst_t *)__return_address);
 
 	if ((ip->i_d.di_mode == 0)) {
-		ASSERT(!(ip->i_flags & XFS_IRECLAIMABLE));
+		ASSERT(!xfs_iflags_test(ip, XFS_IRECLAIMABLE));
 		vn_mark_bad(vp);
 	}
 	if (inode->i_state & I_NEW)