linux-kernel - [PATCH 3.14 030/130] dentry_kill() doesnt need the second argument now

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Date:	Tue, 01 Mar 2016 23:50:59 +0000
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	<linux-kernel@...r.kernel.org>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	<stable@...r.kernel.org>, Al Viro <viro@...iv.linux.org.uk>
Subject: [PATCH 3.14 030/130] dentry_kill() doesnt need the second argument now

3.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Al Viro <viro@...iv.linux.org.uk>

commit 8cbf74da435d1bd13dbb790f94c7ff67b2fb6af4 upstream.

it's 1 in the only remaining caller.

Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>

---
 fs/dcache.c |   11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

--- a/fs/dcache.c
+++ b/fs/dcache.c
@@ -498,8 +498,7 @@ static void __dentry_kill(struct dentry
  * If ref is non-zero, then decrement the refcount too.
  * Returns dentry requiring refcount drop, or NULL if we're done.
  */
-static struct dentry *
-dentry_kill(struct dentry *dentry, int unlock_on_failure)
+static struct dentry *dentry_kill(struct dentry *dentry)
 	__releases(dentry->d_lock)
 {
 	struct inode *inode = dentry->d_inode;
@@ -521,10 +520,8 @@ dentry_kill(struct dentry *dentry, int u
 	return parent;
 
 failed:
-	if (unlock_on_failure) {
-		spin_unlock(&dentry->d_lock);
-		cpu_relax();
-	}
+	spin_unlock(&dentry->d_lock);
+	cpu_relax();
 	return dentry; /* try again with same dentry */
 }
 
@@ -616,7 +613,7 @@ repeat:
 	return;
 
 kill_it:
-	dentry = dentry_kill(dentry, 1);
+	dentry = dentry_kill(dentry);
 	if (dentry)
 		goto repeat;
 }