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Tue, 28 Apr 2020 16:46:09 +0000 (UTC) Received: from localhost.localdomain (unknown [10.40.192.34]) by smtp.corp.redhat.com (Postfix) with ESMTP id 81D721002388; Tue, 28 Apr 2020 16:46:08 +0000 (UTC) From: Lukas Czerner To: linux-ext4@vger.kernel.org Cc: dhowells@redhat.com, viro@zeniv.linux.org.uk Subject: [PATCH v2 16/17] ext4: switch to the new mount API Date: Tue, 28 Apr 2020 18:45:35 +0200 Message-Id: <20200428164536.462-17-lczerner@redhat.com> In-Reply-To: <20200428164536.462-1-lczerner@redhat.com> References: <20200428164536.462-1-lczerner@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.22 Content-Transfer-Encoding: quoted-printable Sender: linux-ext4-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Signed-off-by: Lukas Czerner --- fs/ext4/super.c | 50 +++++++++++++++++++++++++++++++++---------------- 1 file changed, 34 insertions(+), 16 deletions(-) diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 41075fdd076a..d52abb87ff80 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -96,6 +96,8 @@ static int ext4_parse_param(struct fs_context *fc, stru= ct fs_parameter *param); static int ext4_get_tree(struct fs_context *fc); static int ext4_reconfigure(struct fs_context *fc); static void ext4_fc_free(struct fs_context *fc); +static int ext4_init_fs_context(struct fs_context *fc); +static const struct fs_parameter_spec ext4_param_specs[]; =20 /* * Lock ordering @@ -134,11 +136,12 @@ static const struct fs_context_operations ext4_cont= ext_ops =3D { =20 #if !defined(CONFIG_EXT2_FS) && !defined(CONFIG_EXT2_FS_MODULE) && defin= ed(CONFIG_EXT4_USE_FOR_EXT2) static struct file_system_type ext2_fs_type =3D { - .owner =3D THIS_MODULE, - .name =3D "ext2", - .mount =3D ext4_mount, - .kill_sb =3D kill_block_super, - .fs_flags =3D FS_REQUIRES_DEV, + .owner =3D THIS_MODULE, + .name =3D "ext2", + .init_fs_context =3D ext4_init_fs_context, + .parameters =3D ext4_param_specs, + .kill_sb =3D kill_block_super, + .fs_flags =3D FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext2"); MODULE_ALIAS("ext2"); @@ -149,11 +152,12 @@ MODULE_ALIAS("ext2"); =20 =20 static struct file_system_type ext3_fs_type =3D { - .owner =3D THIS_MODULE, - .name =3D "ext3", - .mount =3D ext4_mount, - .kill_sb =3D kill_block_super, - .fs_flags =3D FS_REQUIRES_DEV, + .owner =3D THIS_MODULE, + .name =3D "ext3", + .init_fs_context =3D ext4_init_fs_context, + .parameters =3D ext4_param_specs, + .kill_sb =3D kill_block_super, + .fs_flags =3D FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext3"); MODULE_ALIAS("ext3"); @@ -1501,7 +1505,6 @@ static const struct super_operations ext4_sops =3D = { .freeze_fs =3D ext4_freeze, .unfreeze_fs =3D ext4_unfreeze, .statfs =3D ext4_statfs, - .remount_fs =3D ext4_remount, .show_options =3D ext4_show_options, #ifdef CONFIG_QUOTA .quota_read =3D ext4_quota_read, @@ -1973,6 +1976,20 @@ static void ext4_fc_free(struct fs_context *fc) kfree(ctx); } =20 +int ext4_init_fs_context(struct fs_context *fc) +{ + struct xfs_fs_context *ctx; + + ctx =3D kzalloc(sizeof(struct ext4_fs_context), GFP_KERNEL); + if (!ctx) + return -ENOMEM; + + fc->fs_private =3D ctx; + fc->ops =3D &ext4_context_ops; + + return 0; +} + #ifdef CONFIG_QUOTA /* * Note the name of the specified quota file. @@ -6826,11 +6843,12 @@ static inline int ext3_feature_set_ok(struct supe= r_block *sb) } =20 static struct file_system_type ext4_fs_type =3D { - .owner =3D THIS_MODULE, - .name =3D "ext4", - .mount =3D ext4_mount, - .kill_sb =3D kill_block_super, - .fs_flags =3D FS_REQUIRES_DEV, + .owner =3D THIS_MODULE, + .name =3D "ext4", + .init_fs_context =3D ext4_init_fs_context, + .parameters =3D ext4_param_specs, + .kill_sb =3D kill_block_super, + .fs_flags =3D FS_REQUIRES_DEV, }; MODULE_ALIAS_FS("ext4"); =20 --=20 2.21.1