From: Lukas Czerner <lczerner@redhat.com>
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 [thread overview]
Message-ID: <20200428164536.462-17-lczerner@redhat.com> (raw)
In-Reply-To: <20200428164536.462-1-lczerner@redhat.com>
Signed-off-by: Lukas Czerner <lczerner@redhat.com>
---
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, struct 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[];
/*
* Lock ordering
@@ -134,11 +136,12 @@ static const struct fs_context_operations ext4_context_ops = {
#if !defined(CONFIG_EXT2_FS) && !defined(CONFIG_EXT2_FS_MODULE) && defined(CONFIG_EXT4_USE_FOR_EXT2)
static struct file_system_type ext2_fs_type = {
- .owner = THIS_MODULE,
- .name = "ext2",
- .mount = ext4_mount,
- .kill_sb = kill_block_super,
- .fs_flags = FS_REQUIRES_DEV,
+ .owner = THIS_MODULE,
+ .name = "ext2",
+ .init_fs_context = ext4_init_fs_context,
+ .parameters = ext4_param_specs,
+ .kill_sb = kill_block_super,
+ .fs_flags = FS_REQUIRES_DEV,
};
MODULE_ALIAS_FS("ext2");
MODULE_ALIAS("ext2");
@@ -149,11 +152,12 @@ MODULE_ALIAS("ext2");
static struct file_system_type ext3_fs_type = {
- .owner = THIS_MODULE,
- .name = "ext3",
- .mount = ext4_mount,
- .kill_sb = kill_block_super,
- .fs_flags = FS_REQUIRES_DEV,
+ .owner = THIS_MODULE,
+ .name = "ext3",
+ .init_fs_context = ext4_init_fs_context,
+ .parameters = ext4_param_specs,
+ .kill_sb = kill_block_super,
+ .fs_flags = FS_REQUIRES_DEV,
};
MODULE_ALIAS_FS("ext3");
MODULE_ALIAS("ext3");
@@ -1501,7 +1505,6 @@ static const struct super_operations ext4_sops = {
.freeze_fs = ext4_freeze,
.unfreeze_fs = ext4_unfreeze,
.statfs = ext4_statfs,
- .remount_fs = ext4_remount,
.show_options = ext4_show_options,
#ifdef CONFIG_QUOTA
.quota_read = ext4_quota_read,
@@ -1973,6 +1976,20 @@ static void ext4_fc_free(struct fs_context *fc)
kfree(ctx);
}
+int ext4_init_fs_context(struct fs_context *fc)
+{
+ struct xfs_fs_context *ctx;
+
+ ctx = kzalloc(sizeof(struct ext4_fs_context), GFP_KERNEL);
+ if (!ctx)
+ return -ENOMEM;
+
+ fc->fs_private = ctx;
+ fc->ops = &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 super_block *sb)
}
static struct file_system_type ext4_fs_type = {
- .owner = THIS_MODULE,
- .name = "ext4",
- .mount = ext4_mount,
- .kill_sb = kill_block_super,
- .fs_flags = FS_REQUIRES_DEV,
+ .owner = THIS_MODULE,
+ .name = "ext4",
+ .init_fs_context = ext4_init_fs_context,
+ .parameters = ext4_param_specs,
+ .kill_sb = kill_block_super,
+ .fs_flags = FS_REQUIRES_DEV,
};
MODULE_ALIAS_FS("ext4");
--
2.21.1
next prev parent reply other threads:[~2020-04-28 16:46 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-28 16:45 [PATCH v2 00/17] ext4: new mount API conversion Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 01/17] fs_parse: allow parameter value to be empty Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 02/17] ext4: Add fs parameter specifications for mount options Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 03/17] ext4: move option validation to a separate function Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 04/17] ext4: Change handle_mount_opt() to use fs_parameter Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 05/17] ext4: Allow sb to be NULL in ext4_msg() Lukas Czerner
2020-04-28 16:48 ` Christoph Hellwig
2020-04-28 16:57 ` Lukas Czerner
2020-04-29 2:53 ` Ian Kent
2020-04-29 11:09 ` Christoph Hellwig
2020-04-29 2:38 ` Eric Sandeen
2020-04-29 11:02 ` Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 06/17] ext4: move quota configuration out of handle_mount_opt() Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 07/17] ext4: check ext2/3 compatibility outside handle_mount_opt() Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 08/17] ext4: get rid of super block and sbi from handle_mount_ops() Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 09/17] ext4: parse Opt_sb in handle_mount_opt() Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 10/17] ext4: clean up return values " Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 11/17] ext4: add ext4_get_tree for the new mount API Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 12/17] ext4: refactor ext4_remount() Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 13/17] ext4: add ext4_reconfigure for the new mount API Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 14/17] ext4: add ext4_fc_free " Lukas Czerner
2020-04-28 16:45 ` [PATCH v2 15/17] ext4: change token2str() to use ext4_param_specs Lukas Czerner
2020-04-28 16:45 ` Lukas Czerner [this message]
2020-04-28 16:45 ` [PATCH v2 17/17] ext4: Remove unused code from old mount api Lukas Czerner
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