linux-ext4 - [PATCH v4 11/12] overlayfs: use the new ->i

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20250916135900.2170346-12-mjguzik@gmail.com>
Date: Tue, 16 Sep 2025 15:58:59 +0200
From: Mateusz Guzik <mjguzik@...il.com>
To: brauner@...nel.org
Cc: viro@...iv.linux.org.uk,
	jack@...e.cz,
	linux-kernel@...r.kernel.org,
	linux-fsdevel@...r.kernel.org,
	josef@...icpanda.com,
	kernel-team@...com,
	amir73il@...il.com,
	linux-btrfs@...r.kernel.org,
	linux-ext4@...r.kernel.org,
	linux-xfs@...r.kernel.org,
	ceph-devel@...r.kernel.org,
	linux-unionfs@...r.kernel.org,
	Mateusz Guzik <mjguzik@...il.com>
Subject: [PATCH v4 11/12] overlayfs: use the new ->i_state accessors

Change generated with coccinelle and fixed up by hand as appropriate.

Signed-off-by: Mateusz Guzik <mjguzik@...il.com>
---
 fs/overlayfs/dir.c   |  2 +-
 fs/overlayfs/inode.c |  6 +++---
 fs/overlayfs/util.c  | 10 +++++-----
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/fs/overlayfs/dir.c b/fs/overlayfs/dir.c
index 70b8687dc45e..eb3419c25dfc 100644
--- a/fs/overlayfs/dir.c
+++ b/fs/overlayfs/dir.c
@@ -659,7 +659,7 @@ static int ovl_create_object(struct dentry *dentry, int mode, dev_t rdev,
 		goto out_drop_write;
 
 	spin_lock(&inode->i_lock);
-	inode->i_state |= I_CREATING;
+	inode_state_add(inode, I_CREATING);
 	spin_unlock(&inode->i_lock);
 
 	inode_init_owner(&nop_mnt_idmap, inode, dentry->d_parent->d_inode, mode);
diff --git a/fs/overlayfs/inode.c b/fs/overlayfs/inode.c
index ecb9f2019395..3f7ef3dae5e5 100644
--- a/fs/overlayfs/inode.c
+++ b/fs/overlayfs/inode.c
@@ -1149,7 +1149,7 @@ struct inode *ovl_get_trap_inode(struct super_block *sb, struct dentry *dir)
 	if (!trap)
 		return ERR_PTR(-ENOMEM);
 
-	if (!(trap->i_state & I_NEW)) {
+	if (!(inode_state_read_once(trap) & I_NEW)) {
 		/* Conflicting layer roots? */
 		iput(trap);
 		return ERR_PTR(-ELOOP);
@@ -1240,7 +1240,7 @@ struct inode *ovl_get_inode(struct super_block *sb,
 		inode = ovl_iget5(sb, oip->newinode, key);
 		if (!inode)
 			goto out_err;
-		if (!(inode->i_state & I_NEW)) {
+		if (!(inode_state_read_once(inode) & I_NEW)) {
 			/*
 			 * Verify that the underlying files stored in the inode
 			 * match those in the dentry.
@@ -1299,7 +1299,7 @@ struct inode *ovl_get_inode(struct super_block *sb,
 	if (upperdentry)
 		ovl_check_protattr(inode, upperdentry);
 
-	if (inode->i_state & I_NEW)
+	if (inode_state_read_once(inode) & I_NEW)
 		unlock_new_inode(inode);
 out:
 	return inode;
diff --git a/fs/overlayfs/util.c b/fs/overlayfs/util.c
index a33115e7384c..cfc7a7b00fba 100644
--- a/fs/overlayfs/util.c
+++ b/fs/overlayfs/util.c
@@ -1019,8 +1019,8 @@ bool ovl_inuse_trylock(struct dentry *dentry)
 	bool locked = false;
 
 	spin_lock(&inode->i_lock);
-	if (!(inode->i_state & I_OVL_INUSE)) {
-		inode->i_state |= I_OVL_INUSE;
+	if (!(inode_state_read(inode) & I_OVL_INUSE)) {
+		inode_state_add(inode, I_OVL_INUSE);
 		locked = true;
 	}
 	spin_unlock(&inode->i_lock);
@@ -1034,8 +1034,8 @@ void ovl_inuse_unlock(struct dentry *dentry)
 		struct inode *inode = d_inode(dentry);
 
 		spin_lock(&inode->i_lock);
-		WARN_ON(!(inode->i_state & I_OVL_INUSE));
-		inode->i_state &= ~I_OVL_INUSE;
+		WARN_ON(!(inode_state_read(inode) & I_OVL_INUSE));
+		inode_state_del(inode, I_OVL_INUSE);
 		spin_unlock(&inode->i_lock);
 	}
 }
@@ -1046,7 +1046,7 @@ bool ovl_is_inuse(struct dentry *dentry)
 	bool inuse;
 
 	spin_lock(&inode->i_lock);
-	inuse = (inode->i_state & I_OVL_INUSE);
+	inuse = (inode_state_read(inode) & I_OVL_INUSE);
 	spin_unlock(&inode->i_lock);
 
 	return inuse;
-- 
2.43.0