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Date: Wed, 23 Aug 2023 18:51:09 +0200
From: Jan Kara <jack@...e.cz>
To: Wu Bo <wubo@...weicloud.com>
Cc: linux-ext4@...r.kernel.org, Theodore Ts'o <tytso@....edu>,
Andreas Dilger <adilger.kernel@...ger.ca>,
Jan Kara <jack@...e.cz>, wubo40@...wei.com
Subject: Re: [PATCH v2] ext4: Adds helpers for s_mount_state
On Tue 15-08-23 20:36:42, Wu Bo wrote:
> From: Wu Bo <wubo40@...wei.com>
>
> This patch adds helpers for s_mount_state to replace open code.
>
> Signed-off-by: Wu Bo <wubo40@...wei.com>
The patch looks correct but why did you decide to create these helpers in
the first place? If the helper is trivial as in this case, I don't think it
really adds much value...
Honza
> ---
> fs/ext4/balloc.c | 2 +-
> fs/ext4/ext4.h | 14 ++++++++++++++
> fs/ext4/ext4_jbd2.c | 2 +-
> fs/ext4/extents_status.c | 16 ++++++++--------
> fs/ext4/fast_commit.c | 6 +++---
> fs/ext4/ialloc.c | 14 +++++++-------
> fs/ext4/inode.c | 12 ++++++------
> fs/ext4/mballoc.c | 8 ++++----
> fs/ext4/namei.c | 4 ++--
> fs/ext4/orphan.c | 7 ++++---
> fs/ext4/resize.c | 4 ++--
> fs/ext4/super.c | 20 ++++++++++----------
> 12 files changed, 62 insertions(+), 47 deletions(-)
>
> diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c
> index 1f72f977c6db..9baa88cacbe0 100644
> --- a/fs/ext4/balloc.c
> +++ b/fs/ext4/balloc.c
> @@ -402,7 +402,7 @@ static int ext4_validate_block_bitmap(struct super_block *sb,
> ext4_fsblk_t blk;
> struct ext4_group_info *grp;
>
> - if (EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> return 0;
>
> grp = ext4_get_group_info(sb, block_group);
> diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
> index 0a2d55faa095..5b1995986704 100644
> --- a/fs/ext4/ext4.h
> +++ b/fs/ext4/ext4.h
> @@ -1817,6 +1817,20 @@ static inline int ext4_test_mount_flag(struct super_block *sb, int bit)
> return test_bit(bit, &EXT4_SB(sb)->s_mount_flags);
> }
>
> +static inline void ext4_set_mount_state(struct super_block *sb, int state)
> +{
> + EXT4_SB(sb)->s_mount_state |= state;
> +}
> +
> +static inline void ext4_clear_mount_state(struct super_block *sb, int state)
> +{
> + EXT4_SB(sb)->s_mount_state &= ~state;
> +}
> +
> +static inline int ext4_test_mount_state(struct super_block *sb, int state)
> +{
> + return EXT4_SB(sb)->s_mount_state & state;
> +}
>
> /*
> * Simulate_fail codes
> diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
> index 77f318ec8abb..6ba75ae2c188 100644
> --- a/fs/ext4/ext4_jbd2.c
> +++ b/fs/ext4/ext4_jbd2.c
> @@ -106,7 +106,7 @@ handle_t *__ext4_journal_start_sb(struct inode *inode,
> return ERR_PTR(err);
>
> journal = EXT4_SB(sb)->s_journal;
> - if (!journal || (EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY))
> + if (!journal || ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> return ext4_get_nojournal();
> return jbd2__journal_start(journal, blocks, rsv_blocks, revoke_creds,
> GFP_NOFS, type, line);
> diff --git a/fs/ext4/extents_status.c b/fs/ext4/extents_status.c
> index 9b5b8951afb4..b37b9c29c9fa 100644
> --- a/fs/ext4/extents_status.c
> +++ b/fs/ext4/extents_status.c
> @@ -309,7 +309,7 @@ void ext4_es_find_extent_range(struct inode *inode,
> ext4_lblk_t lblk, ext4_lblk_t end,
> struct extent_status *es)
> {
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return;
>
> trace_ext4_es_find_extent_range_enter(inode, lblk);
> @@ -362,7 +362,7 @@ bool ext4_es_scan_range(struct inode *inode,
> {
> bool ret;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return false;
>
> read_lock(&EXT4_I(inode)->i_es_lock);
> @@ -408,7 +408,7 @@ bool ext4_es_scan_clu(struct inode *inode,
> {
> bool ret;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return false;
>
> read_lock(&EXT4_I(inode)->i_es_lock);
> @@ -842,7 +842,7 @@ void ext4_es_insert_extent(struct inode *inode, ext4_lblk_t lblk,
> struct extent_status *es1 = NULL;
> struct extent_status *es2 = NULL;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return;
>
> es_debug("add [%u/%u) %llu %x to extent status tree of inode %lu\n",
> @@ -917,7 +917,7 @@ void ext4_es_cache_extent(struct inode *inode, ext4_lblk_t lblk,
> struct extent_status newes;
> ext4_lblk_t end = lblk + len - 1;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return;
>
> newes.es_lblk = lblk;
> @@ -955,7 +955,7 @@ int ext4_es_lookup_extent(struct inode *inode, ext4_lblk_t lblk,
> struct rb_node *node;
> int found = 0;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return 0;
>
> trace_ext4_es_lookup_extent_enter(inode, lblk);
> @@ -1468,7 +1468,7 @@ void ext4_es_remove_extent(struct inode *inode, ext4_lblk_t lblk,
> int reserved = 0;
> struct extent_status *es = NULL;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return;
>
> trace_ext4_es_remove_extent(inode, lblk, len);
> @@ -2024,7 +2024,7 @@ void ext4_es_insert_delayed_block(struct inode *inode, ext4_lblk_t lblk,
> struct extent_status *es1 = NULL;
> struct extent_status *es2 = NULL;
>
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> return;
>
> es_debug("add [%u/1) delayed to extent status tree of inode %lu\n",
> diff --git a/fs/ext4/fast_commit.c b/fs/ext4/fast_commit.c
> index b06de728b3b6..023e13ec9fdc 100644
> --- a/fs/ext4/fast_commit.c
> +++ b/fs/ext4/fast_commit.c
> @@ -232,7 +232,7 @@ __releases(&EXT4_SB(inode->i_sb)->s_fc_lock)
> static bool ext4_fc_disabled(struct super_block *sb)
> {
> return (!test_opt2(sb, JOURNAL_FAST_COMMIT) ||
> - (EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY));
> + ext4_test_mount_state(sb, EXT4_FC_REPLAY));
> }
>
> /*
> @@ -1975,7 +1975,7 @@ void ext4_fc_replay_cleanup(struct super_block *sb)
> {
> struct ext4_sb_info *sbi = EXT4_SB(sb);
>
> - sbi->s_mount_state &= ~EXT4_FC_REPLAY;
> + ext4_clear_mount_state(sb, EXT4_FC_REPLAY);
> kfree(sbi->s_fc_replay_state.fc_regions);
> kfree(sbi->s_fc_replay_state.fc_modified_inodes);
> }
> @@ -2165,7 +2165,7 @@ static int ext4_fc_replay(journal_t *journal, struct buffer_head *bh,
>
> if (state->fc_current_pass != pass) {
> state->fc_current_pass = pass;
> - sbi->s_mount_state |= EXT4_FC_REPLAY;
> + ext4_set_mount_state(sb, EXT4_FC_REPLAY);
> }
> if (!sbi->s_fc_replay_state.fc_replay_num_tags) {
> ext4_debug("Replay stops\n");
> diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
> index 754f961cd9fd..09ec20b2e761 100644
> --- a/fs/ext4/ialloc.c
> +++ b/fs/ext4/ialloc.c
> @@ -84,7 +84,7 @@ static int ext4_validate_inode_bitmap(struct super_block *sb,
> ext4_fsblk_t blk;
> struct ext4_group_info *grp;
>
> - if (EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> return 0;
>
> grp = ext4_get_group_info(sb, block_group);
> @@ -291,7 +291,7 @@ void ext4_free_inode(handle_t *handle, struct inode *inode)
> bitmap_bh = NULL;
> goto error_return;
> }
> - if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) {
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY)) {
> grp = ext4_get_group_info(sb, block_group);
> if (!grp || unlikely(EXT4_MB_GRP_IBITMAP_CORRUPT(grp))) {
> fatal = -EFSCORRUPTED;
> @@ -1040,7 +1040,7 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
> if (ext4_free_inodes_count(sb, gdp) == 0)
> goto next_group;
>
> - if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) {
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY)) {
> grp = ext4_get_group_info(sb, group);
> /*
> * Skip groups with already-known suspicious inode
> @@ -1053,7 +1053,7 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
> brelse(inode_bitmap_bh);
> inode_bitmap_bh = ext4_read_inode_bitmap(sb, group);
> /* Skip groups with suspicious inode tables */
> - if (((!(sbi->s_mount_state & EXT4_FC_REPLAY))
> + if (((!ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> && EXT4_MB_GRP_IBITMAP_CORRUPT(grp)) ||
> IS_ERR(inode_bitmap_bh)) {
> inode_bitmap_bh = NULL;
> @@ -1073,7 +1073,7 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
> goto next_group;
> }
>
> - if ((!(sbi->s_mount_state & EXT4_FC_REPLAY)) && !handle) {
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY) && !handle) {
> BUG_ON(nblocks <= 0);
> handle = __ext4_journal_start_sb(NULL, dir->i_sb,
> line_no, handle_type, nblocks, 0,
> @@ -1181,7 +1181,7 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
> int free;
> struct ext4_group_info *grp = NULL;
>
> - if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) {
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY)) {
> grp = ext4_get_group_info(sb, group);
> if (!grp) {
> err = -EFSCORRUPTED;
> @@ -1207,7 +1207,7 @@ struct inode *__ext4_new_inode(struct mnt_idmap *idmap,
> if (ino > free)
> ext4_itable_unused_set(sb, gdp,
> (EXT4_INODES_PER_GROUP(sb) - ino));
> - if (!(sbi->s_mount_state & EXT4_FC_REPLAY))
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> up_read(&grp->alloc_sem);
> } else {
> ext4_lock_group(sb, group);
> diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
> index 43775a6ca505..b830a13ca651 100644
> --- a/fs/ext4/inode.c
> +++ b/fs/ext4/inode.c
> @@ -502,7 +502,7 @@ int ext4_map_blocks(handle_t *handle, struct inode *inode,
> return -EFSCORRUPTED;
>
> /* Lookup extent status tree firstly */
> - if (!(EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY) &&
> + if (!(ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY)) &&
> ext4_es_lookup_extent(inode, map->m_lblk, NULL, &es)) {
> if (ext4_es_is_written(&es) || ext4_es_is_unwritten(&es)) {
> map->m_pblk = ext4_es_pblock(&es) +
> @@ -810,7 +810,7 @@ struct buffer_head *ext4_getblk(handle_t *handle, struct inode *inode,
> bool nowait = map_flags & EXT4_GET_BLOCKS_CACHED_NOWAIT;
> int err;
>
> - ASSERT((EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + ASSERT(ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY)
> || handle != NULL || create == 0);
> ASSERT(create == 0 || !nowait);
>
> @@ -831,7 +831,7 @@ struct buffer_head *ext4_getblk(handle_t *handle, struct inode *inode,
> return ERR_PTR(-ENOMEM);
> if (map.m_flags & EXT4_MAP_NEW) {
> ASSERT(create != 0);
> - ASSERT((EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + ASSERT(ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY)
> || (handle != NULL));
>
> /*
> @@ -4723,7 +4723,7 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
>
> if ((!ext4_inode_csum_verify(inode, raw_inode, ei) ||
> ext4_simulate_fail(sb, EXT4_SIM_INODE_CRC)) &&
> - (!(EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY))) {
> + (!ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))) {
> ext4_error_inode_err(inode, function, line, 0,
> EFSBADCRC, "iget: checksum invalid");
> ret = -EFSBADCRC;
> @@ -4760,7 +4760,7 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
> */
> if (inode->i_nlink == 0) {
> if ((inode->i_mode == 0 || flags & EXT4_IGET_SPECIAL ||
> - !(EXT4_SB(inode->i_sb)->s_mount_state & EXT4_ORPHAN_FS)) &&
> + !ext4_test_mount_state(inode->i_sb, EXT4_ORPHAN_FS)) &&
> ino != EXT4_BOOT_LOADER_INO) {
> /* this inode is deleted or unallocated */
> if (flags & EXT4_IGET_SPECIAL) {
> @@ -4884,7 +4884,7 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
> goto bad_inode;
> } else if (!ext4_has_inline_data(inode)) {
> /* validate the block references in the inode */
> - if (!(EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY) &&
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY) &&
> (S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
> (S_ISLNK(inode->i_mode) &&
> !ext4_inode_is_fast_symlink(inode)))) {
> diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
> index 21b903fe546e..920b03a5cb7a 100644
> --- a/fs/ext4/mballoc.c
> +++ b/fs/ext4/mballoc.c
> @@ -1911,7 +1911,7 @@ static void mb_free_blocks(struct inode *inode, struct ext4_buddy *e4b,
>
> blocknr = ext4_group_first_block_no(sb, e4b->bd_group);
> blocknr += EXT4_C2B(sbi, block);
> - if (!(sbi->s_mount_state & EXT4_FC_REPLAY)) {
> + if (!ext4_test_mount_state(sb, EXT4_FC_REPLAY)) {
> ext4_grp_locked_error(sb, e4b->bd_group,
> inode ? inode->i_ino : 0,
> blocknr,
> @@ -5538,7 +5538,7 @@ void ext4_discard_preallocations(struct inode *inode, unsigned int needed)
> return;
> }
>
> - if (EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> return;
>
> mb_debug(sb, "discard preallocation for inode %lu\n",
> @@ -6175,7 +6175,7 @@ ext4_fsblk_t ext4_mb_new_blocks(handle_t *handle,
> sbi = EXT4_SB(sb);
>
> trace_ext4_request_blocks(ar);
> - if (sbi->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(sb, EXT4_FC_REPLAY))
> return ext4_mb_new_blocks_simple(ar, errp);
>
> /* Allow to use superuser reservation for quota file */
> @@ -6672,7 +6672,7 @@ void ext4_free_blocks(handle_t *handle, struct inode *inode,
> block = bh->b_blocknr;
> }
>
> - if (sbi->s_mount_state & EXT4_FC_REPLAY) {
> + if (ext4_test_mount_state(sb, EXT4_FC_REPLAY)) {
> ext4_free_blocks_simple(inode, block, EXT4_NUM_B2C(sbi, count));
> return;
> }
> diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
> index 0caf6c730ce3..01e00f8a9c7a 100644
> --- a/fs/ext4/namei.c
> +++ b/fs/ext4/namei.c
> @@ -3251,7 +3251,7 @@ int __ext4_unlink(struct inode *dir, const struct qstr *d_name,
> * the inode. That's because it might have gotten
> * renamed to a different inode number
> */
> - if (EXT4_SB(inode->i_sb)->s_mount_state & EXT4_FC_REPLAY)
> + if (ext4_test_mount_state(inode->i_sb, EXT4_FC_REPLAY))
> skip_remove_dentry = 1;
> else
> goto out_bh;
> @@ -3996,7 +3996,7 @@ static int ext4_rename(struct mnt_idmap *idmap, struct inode *old_dir,
> if (new.inode)
> ext4_fc_track_unlink(handle, new.dentry);
> if (test_opt2(sb, JOURNAL_FAST_COMMIT) &&
> - !(EXT4_SB(sb)->s_mount_state & EXT4_FC_REPLAY) &&
> + !(ext4_test_mount_state(sb, EXT4_FC_REPLAY)) &&
> !(ext4_test_mount_flag(sb, EXT4_MF_FC_INELIGIBLE))) {
> __ext4_fc_track_link(handle, old.inode, new.dentry);
> __ext4_fc_track_unlink(handle, old.inode, old.dentry);
> diff --git a/fs/ext4/orphan.c b/fs/ext4/orphan.c
> index e5b47dda3317..f663e41c20bd 100644
> --- a/fs/ext4/orphan.c
> +++ b/fs/ext4/orphan.c
> @@ -233,7 +233,8 @@ int ext4_orphan_del(handle_t *handle, struct inode *inode)
> struct ext4_iloc iloc;
> int err = 0;
>
> - if (!sbi->s_journal && !(sbi->s_mount_state & EXT4_ORPHAN_FS))
> + if (!sbi->s_journal &&
> + !ext4_test_mount_state(inode->i_sb, EXT4_ORPHAN_FS))
> return 0;
>
> WARN_ON_ONCE(!(inode->i_state & (I_NEW | I_FREEING)) &&
> @@ -408,7 +409,7 @@ void ext4_orphan_cleanup(struct super_block *sb, struct ext4_super_block *es)
> return;
> }
>
> - if (EXT4_SB(sb)->s_mount_state & EXT4_ERROR_FS) {
> + if (ext4_test_mount_state(sb, EXT4_ERROR_FS)) {
> /* don't clear list on RO mount w/ errors */
> if (es->s_last_orphan && !(s_flags & SB_RDONLY)) {
> ext4_msg(sb, KERN_INFO, "Errors on filesystem, "
> @@ -458,7 +459,7 @@ void ext4_orphan_cleanup(struct super_block *sb, struct ext4_super_block *es)
> * We may have encountered an error during cleanup; if
> * so, skip the rest.
> */
> - if (EXT4_SB(sb)->s_mount_state & EXT4_ERROR_FS) {
> + if (ext4_test_mount_state(sb, EXT4_ERROR_FS)) {
> ext4_debug("Skipping orphan recovery on fs with errors.\n");
> es->s_last_orphan = 0;
> break;
> diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
> index 0361c20910de..f656a8fcc0c2 100644
> --- a/fs/ext4/resize.c
> +++ b/fs/ext4/resize.c
> @@ -79,7 +79,7 @@ int ext4_resize_begin(struct super_block *sb)
> * We are not allowed to do online-resizing on a filesystem mounted
> * with error, because it can destroy the filesystem easily.
> */
> - if (EXT4_SB(sb)->s_mount_state & EXT4_ERROR_FS) {
> + if (ext4_test_mount_state(sb, EXT4_ERROR_FS)) {
> ext4_warning(sb, "There are errors in the filesystem, "
> "so online resizing is not allowed");
> return -EPERM;
> @@ -1230,7 +1230,7 @@ static void update_backups(struct super_block *sb, sector_t blk_off, char *data,
> if (err) {
> ext4_warning(sb, "can't update backup for group %u (err %d), "
> "forcing fsck on next reboot", group, err);
> - sbi->s_mount_state &= ~EXT4_VALID_FS;
> + ext4_clear_mount_state(sb, EXT4_VALID_FS);
> sbi->s_es->s_state &= cpu_to_le16(~EXT4_VALID_FS);
> mark_buffer_dirty(sbi->s_sbh);
> }
> diff --git a/fs/ext4/super.c b/fs/ext4/super.c
> index c94ebf704616..c88ad66644d9 100644
> --- a/fs/ext4/super.c
> +++ b/fs/ext4/super.c
> @@ -652,7 +652,7 @@ static void ext4_handle_error(struct super_block *sb, bool force_ro, int error,
> journal_t *journal = EXT4_SB(sb)->s_journal;
> bool continue_fs = !force_ro && test_opt(sb, ERRORS_CONT);
>
> - EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
> + ext4_set_mount_state(sb, EXT4_ERROR_FS);
> if (test_opt(sb, WARN_ON_ERROR))
> WARN_ON_ONCE(1);
>
> @@ -1014,7 +1014,7 @@ __acquires(bitlock)
> if (test_opt(sb, ERRORS_CONT)) {
> if (test_opt(sb, WARN_ON_ERROR))
> WARN_ON_ONCE(1);
> - EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
> + ext4_set_mount_state(sb, EXT4_ERROR_FS);
> if (!bdev_read_only(sb->s_bdev)) {
> save_error_info(sb, EFSCORRUPTED, ino, block, function,
> line);
> @@ -3090,10 +3090,10 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es,
> }
> if (read_only)
> goto done;
> - if (!(sbi->s_mount_state & EXT4_VALID_FS))
> + if (!ext4_test_mount_state(sb, EXT4_VALID_FS))
> ext4_msg(sb, KERN_WARNING, "warning: mounting unchecked fs, "
> "running e2fsck is recommended");
> - else if (sbi->s_mount_state & EXT4_ERROR_FS)
> + else if (ext4_test_mount_state(sb, EXT4_ERROR_FS))
> ext4_msg(sb, KERN_WARNING,
> "warning: mounting fs with errors, "
> "running e2fsck is recommended");
> @@ -5573,9 +5573,9 @@ static int __ext4_fill_super(struct fs_context *fc, struct super_block *sb)
> errseq_check_and_advance(&sb->s_bdev->bd_inode->i_mapping->wb_err,
> &sbi->s_bdev_wb_err);
> sb->s_bdev->bd_super = sb;
> - EXT4_SB(sb)->s_mount_state |= EXT4_ORPHAN_FS;
> + ext4_set_mount_state(sb, EXT4_ORPHAN_FS);
> ext4_orphan_cleanup(sb, es);
> - EXT4_SB(sb)->s_mount_state &= ~EXT4_ORPHAN_FS;
> + ext4_clear_mount_state(sb, EXT4_ORPHAN_FS);
> /*
> * Update the checksum after updating free space/inode counters and
> * ext4_orphan_cleanup. Otherwise the superblock can have an incorrect
> @@ -6023,8 +6023,8 @@ static int ext4_load_journal(struct super_block *sb,
> }
> kfree(save);
> orig_state = es->s_state;
> - es->s_state |= cpu_to_le16(EXT4_SB(sb)->s_mount_state &
> - EXT4_ERROR_FS);
> + es->s_state |= cpu_to_le16(ext4_test_mount_state(sb,
> + EXT4_ERROR_FS));
> if (orig_state != es->s_state)
> changed = true;
> /* Write out restored error information to the superblock */
> @@ -6263,7 +6263,7 @@ static int ext4_clear_journal_err(struct super_block *sb,
> ext4_warning(sb, "Filesystem error recorded "
> "from previous mount: %s", errstr);
>
> - EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS;
> + ext4_set_mount_state(sb, EXT4_ERROR_FS);
> es->s_state |= cpu_to_le16(EXT4_ERROR_FS);
> j_errno = ext4_commit_super(sb);
> if (j_errno)
> @@ -6544,7 +6544,7 @@ static int __ext4_remount(struct fs_context *fc, struct super_block *sb)
> * mark the partition as valid again.
> */
> if (!(es->s_state & cpu_to_le16(EXT4_VALID_FS)) &&
> - (sbi->s_mount_state & EXT4_VALID_FS))
> + (ext4_test_mount_state(sb, EXT4_VALID_FS)))
> es->s_state = cpu_to_le16(sbi->s_mount_state);
>
> if (sbi->s_journal) {
> --
> 2.33.0
>
--
Jan Kara <jack@...e.com>
SUSE Labs, CR
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