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[46.135.66.155]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b5007639379sm553509366b.48.2025.10.09.00.59.56 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 09 Oct 2025 00:59:57 -0700 (PDT) From: Mateusz Guzik To: brauner@kernel.org Cc: viro@zeniv.linux.org.uk, jack@suse.cz, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, josef@toxicpanda.com, kernel-team@fb.com, amir73il@gmail.com, linux-btrfs@vger.kernel.org, linux-ext4@vger.kernel.org, linux-xfs@vger.kernel.org, ceph-devel@vger.kernel.org, linux-unionfs@vger.kernel.org, Mateusz Guzik Subject: [PATCH v7 11/14] overlayfs: use the new ->i_state accessors Date: Thu, 9 Oct 2025 09:59:25 +0200 Message-ID: <20251009075929.1203950-12-mjguzik@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20251009075929.1203950-1-mjguzik@gmail.com> References: <20251009075929.1203950-1-mjguzik@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Change generated with coccinelle and fixed up by hand as appropriate. Signed-off-by: Mateusz Guzik Reviewed-by: Jan Kara --- cheat sheet: If ->i_lock is held, then: state =3D inode->i_state =3D> state =3D inode_state_read(inode) inode->i_state |=3D (I_A | I_B) =3D> inode_state_set(inode, I_A | I_B) inode->i_state &=3D ~(I_A | I_B) =3D> inode_state_clear(inode, I_A | I_B) inode->i_state =3D I_A | I_B =3D> inode_state_assign(inode, I_A | I_B) If ->i_lock is not held or only held conditionally: state =3D inode->i_state =3D> state =3D inode_state_read_once(inod= e) inode->i_state |=3D (I_A | I_B) =3D> inode_state_set_raw(inode, I_A | I_B) inode->i_state &=3D ~(I_A | I_B) =3D> inode_state_clear_raw(inode, I_A | I= _B) inode->i_state =3D I_A | I_B =3D> inode_state_assign_raw(inode, I_A | = I_B) 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 a5e9ddf3023b..83b955a1d55c 100644 --- a/fs/overlayfs/dir.c +++ b/fs/overlayfs/dir.c @@ -686,7 +686,7 @@ static int ovl_create_object(struct dentry *dentry, int= mode, dev_t rdev, goto out_drop_write; =20 spin_lock(&inode->i_lock); - inode->i_state |=3D I_CREATING; + inode_state_set(inode, I_CREATING); spin_unlock(&inode->i_lock); =20 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 aaa4cf579561..b7938dd43b95 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); =20 - 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 =3D 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. @@ -1300,7 +1300,7 @@ struct inode *ovl_get_inode(struct super_block *sb, if (upperdentry) ovl_check_protattr(inode, upperdentry); =20 - 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 f76672f2e686..2da1c035f716 100644 --- a/fs/overlayfs/util.c +++ b/fs/overlayfs/util.c @@ -1019,8 +1019,8 @@ bool ovl_inuse_trylock(struct dentry *dentry) bool locked =3D false; =20 spin_lock(&inode->i_lock); - if (!(inode->i_state & I_OVL_INUSE)) { - inode->i_state |=3D I_OVL_INUSE; + if (!(inode_state_read(inode) & I_OVL_INUSE)) { + inode_state_set(inode, I_OVL_INUSE); locked =3D true; } spin_unlock(&inode->i_lock); @@ -1034,8 +1034,8 @@ void ovl_inuse_unlock(struct dentry *dentry) struct inode *inode =3D d_inode(dentry); =20 spin_lock(&inode->i_lock); - WARN_ON(!(inode->i_state & I_OVL_INUSE)); - inode->i_state &=3D ~I_OVL_INUSE; + WARN_ON(!(inode_state_read(inode) & I_OVL_INUSE)); + inode_state_clear(inode, I_OVL_INUSE); spin_unlock(&inode->i_lock); } } @@ -1046,7 +1046,7 @@ bool ovl_is_inuse(struct dentry *dentry) bool inuse; =20 spin_lock(&inode->i_lock); - inuse =3D (inode->i_state & I_OVL_INUSE); + inuse =3D (inode_state_read(inode) & I_OVL_INUSE); spin_unlock(&inode->i_lock); =20 return inuse; --=20 2.34.1