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[46.135.93.87]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-aa20df5690csm758559566b.75.2024.11.20.03.20.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Nov 2024 03:20:50 -0800 (PST) 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, hughd@google.com, linux-ext4@vger.kernel.org, tytso@mit.edu, linux-mm@kvack.org, Mateusz Guzik Subject: [PATCH v3 2/3] ext4: use inode_set_cached_link() Date: Wed, 20 Nov 2024 12:20:35 +0100 Message-ID: <20241120112037.822078-3-mjguzik@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241120112037.822078-1-mjguzik@gmail.com> References: <20241120112037.822078-1-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" Signed-off-by: Mateusz Guzik Reviewed-by: Jan Kara --- fs/ext4/inode.c | 3 ++- fs/ext4/namei.c | 4 +++- 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 89aade6f45f6..7c54ae5fcbd4 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -5006,10 +5006,11 @@ struct inode *__ext4_iget(struct super_block *sb, u= nsigned long ino, if (IS_ENCRYPTED(inode)) { inode->i_op =3D &ext4_encrypted_symlink_inode_operations; } else if (ext4_inode_is_fast_symlink(inode)) { - inode->i_link =3D (char *)ei->i_data; inode->i_op =3D &ext4_fast_symlink_inode_operations; nd_terminate_link(ei->i_data, inode->i_size, sizeof(ei->i_data) - 1); + inode_set_cached_link(inode, (char *)ei->i_data, + inode->i_size); } else { inode->i_op =3D &ext4_symlink_inode_operations; } diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index bcf2737078b8..536d56d15072 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -3418,7 +3418,6 @@ static int ext4_symlink(struct mnt_idmap *idmap, stru= ct inode *dir, inode->i_op =3D &ext4_symlink_inode_operations; } else { inode->i_op =3D &ext4_fast_symlink_inode_operations; - inode->i_link =3D (char *)&EXT4_I(inode)->i_data; } } =20 @@ -3434,6 +3433,9 @@ static int ext4_symlink(struct mnt_idmap *idmap, stru= ct inode *dir, disk_link.len); inode->i_size =3D disk_link.len - 1; EXT4_I(inode)->i_disksize =3D inode->i_size; + if (!IS_ENCRYPTED(inode)) + inode_set_cached_link(inode, (char *)&EXT4_I(inode)->i_data, + inode->i_size); } err =3D ext4_add_nondir(handle, dentry, &inode); if (handle) --=20 2.43.0