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-rw-r--r--fs/ext4/ext4_jbd2.c11
-rw-r--r--fs/ext4/inode.c36
-rw-r--r--fs/ext4/mmp.c8
-rw-r--r--fs/ext4/orphan.c8
4 files changed, 35 insertions, 28 deletions
diff --git a/fs/ext4/ext4_jbd2.c b/fs/ext4/ext4_jbd2.c
index b3e9b7bd7978..a0e66bc10093 100644
--- a/fs/ext4/ext4_jbd2.c
+++ b/fs/ext4/ext4_jbd2.c
@@ -280,9 +280,16 @@ int __ext4_forget(const char *where, unsigned int line, handle_t *handle,
bh, is_metadata, inode->i_mode,
test_opt(inode->i_sb, DATA_FLAGS));
- /* In the no journal case, we can just do a bforget and return */
+ /*
+ * In the no journal case, we should wait for the ongoing buffer
+ * to complete and do a forget.
+ */
if (!ext4_handle_valid(handle)) {
- bforget(bh);
+ if (bh) {
+ clear_buffer_dirty(bh);
+ wait_on_buffer(bh);
+ __bforget(bh);
+ }
return 0;
}
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index f9e4ac87211e..78ea864fa8cd 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -202,8 +202,7 @@ void ext4_evict_inode(struct inode *inode)
* the inode. Flush worker is ignoring it because of I_FREEING flag but
* we still need to remove the inode from the writeback lists.
*/
- if (!list_empty_careful(&inode->i_io_list))
- inode_io_list_del(inode);
+ inode_io_list_del(inode);
/*
* Protect us against freezing - iput() caller didn't have to have any
@@ -425,7 +424,7 @@ void ext4_check_map_extents_env(struct inode *inode)
if (!S_ISREG(inode->i_mode) ||
IS_NOQUOTA(inode) || IS_VERITY(inode) ||
is_special_ino(inode->i_sb, inode->i_ino) ||
- (inode->i_state & (I_FREEING | I_WILL_FREE | I_NEW)) ||
+ (inode_state_read_once(inode) & (I_FREEING | I_WILL_FREE | I_NEW)) ||
ext4_test_inode_flag(inode, EXT4_INODE_EA_INODE) ||
ext4_verity_in_progress(inode))
return;
@@ -1319,8 +1318,8 @@ retry_grab:
if (IS_ERR(folio))
return PTR_ERR(folio);
- if (pos + len > folio_pos(folio) + folio_size(folio))
- len = folio_pos(folio) + folio_size(folio) - pos;
+ if (len > folio_next_pos(folio) - pos)
+ len = folio_next_pos(folio) - pos;
from = offset_in_folio(folio, pos);
to = from + len;
@@ -2619,10 +2618,7 @@ static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd)
handle_t *handle = NULL;
int bpp = ext4_journal_blocks_per_folio(mpd->inode);
- if (mpd->wbc->sync_mode == WB_SYNC_ALL || mpd->wbc->tagged_writepages)
- tag = PAGECACHE_TAG_TOWRITE;
- else
- tag = PAGECACHE_TAG_DIRTY;
+ tag = wbc_to_tag(mpd->wbc);
mpd->map.m_len = 0;
mpd->next_pos = mpd->start_pos;
@@ -2704,7 +2700,7 @@ static int mpage_prepare_extent_to_map(struct mpage_da_data *mpd)
if (mpd->map.m_len == 0)
mpd->start_pos = folio_pos(folio);
- mpd->next_pos = folio_pos(folio) + folio_size(folio);
+ mpd->next_pos = folio_next_pos(folio);
/*
* Writeout when we cannot modify metadata is simple.
* Just submit the page. For data=journal mode we
@@ -3146,8 +3142,8 @@ retry:
if (IS_ERR(folio))
return PTR_ERR(folio);
- if (pos + len > folio_pos(folio) + folio_size(folio))
- len = folio_pos(folio) + folio_size(folio) - pos;
+ if (len > folio_next_pos(folio) - pos)
+ len = folio_next_pos(folio) - pos;
ret = ext4_block_write_begin(NULL, folio, pos, len,
ext4_da_get_block_prep);
@@ -3473,7 +3469,7 @@ static bool ext4_inode_datasync_dirty(struct inode *inode)
/* Any metadata buffers to write? */
if (!list_empty(&inode->i_mapping->i_private_list))
return true;
- return inode->i_state & I_DIRTY_DATASYNC;
+ return inode_state_read_once(inode) & I_DIRTY_DATASYNC;
}
static void ext4_set_iomap(struct inode *inode, struct iomap *iomap,
@@ -4552,7 +4548,7 @@ int ext4_truncate(struct inode *inode)
* or it's a completely new inode. In those cases we might not
* have i_rwsem locked because it's not necessary.
*/
- if (!(inode->i_state & (I_NEW|I_FREEING)))
+ if (!(inode_state_read_once(inode) & (I_NEW | I_FREEING)))
WARN_ON(!inode_is_locked(inode));
trace_ext4_truncate_enter(inode);
@@ -5210,7 +5206,7 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
inode = iget_locked(sb, ino);
if (!inode)
return ERR_PTR(-ENOMEM);
- if (!(inode->i_state & I_NEW)) {
+ if (!(inode_state_read_once(inode) & I_NEW)) {
ret = check_igot_inode(inode, flags, function, line);
if (ret) {
iput(inode);
@@ -5319,6 +5315,14 @@ struct inode *__ext4_iget(struct super_block *sb, unsigned long ino,
}
ei->i_flags = le32_to_cpu(raw_inode->i_flags);
ext4_set_inode_flags(inode, true);
+ /* Detect invalid flag combination - can't have both inline data and extents */
+ if (ext4_test_inode_flag(inode, EXT4_INODE_INLINE_DATA) &&
+ ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)) {
+ ext4_error_inode(inode, function, line, 0,
+ "inode has both inline data and extents flags");
+ ret = -EFSCORRUPTED;
+ goto bad_inode;
+ }
inode->i_blocks = ext4_inode_blocks(raw_inode, ei);
ei->i_file_acl = le32_to_cpu(raw_inode->i_file_acl_lo);
if (ext4_has_feature_64bit(sb))
@@ -5541,7 +5545,7 @@ static void __ext4_update_other_inode_time(struct super_block *sb,
if (inode_is_dirtytime_only(inode)) {
struct ext4_inode_info *ei = EXT4_I(inode);
- inode->i_state &= ~I_DIRTY_TIME;
+ inode_state_clear(inode, I_DIRTY_TIME);
spin_unlock(&inode->i_lock);
spin_lock(&ei->i_raw_lock);
diff --git a/fs/ext4/mmp.c b/fs/ext4/mmp.c
index ab1ff51302fb..6f57c181ff77 100644
--- a/fs/ext4/mmp.c
+++ b/fs/ext4/mmp.c
@@ -57,16 +57,12 @@ static int write_mmp_block_thawed(struct super_block *sb,
static int write_mmp_block(struct super_block *sb, struct buffer_head *bh)
{
- int err;
-
/*
* We protect against freezing so that we don't create dirty buffers
* on frozen filesystem.
*/
- sb_start_write(sb);
- err = write_mmp_block_thawed(sb, bh);
- sb_end_write(sb);
- return err;
+ scoped_guard(super_write, sb)
+ return write_mmp_block_thawed(sb, bh);
}
/*
diff --git a/fs/ext4/orphan.c b/fs/ext4/orphan.c
index 33c3a89396b1..5fd54adf0c88 100644
--- a/fs/ext4/orphan.c
+++ b/fs/ext4/orphan.c
@@ -107,7 +107,7 @@ int ext4_orphan_add(handle_t *handle, struct inode *inode)
if (!sbi->s_journal || is_bad_inode(inode))
return 0;
- WARN_ON_ONCE(!(inode->i_state & (I_NEW | I_FREEING)) &&
+ WARN_ON_ONCE(!(inode_state_read_once(inode) & (I_NEW | I_FREEING)) &&
!inode_is_locked(inode));
if (ext4_inode_orphan_tracked(inode))
return 0;
@@ -232,7 +232,7 @@ int ext4_orphan_del(handle_t *handle, struct inode *inode)
if (!sbi->s_journal && !(sbi->s_mount_state & EXT4_ORPHAN_FS))
return 0;
- WARN_ON_ONCE(!(inode->i_state & (I_NEW | I_FREEING)) &&
+ WARN_ON_ONCE(!(inode_state_read_once(inode) & (I_NEW | I_FREEING)) &&
!inode_is_locked(inode));
if (ext4_test_inode_state(inode, EXT4_STATE_ORPHAN_FILE))
return ext4_orphan_file_del(handle, inode);
@@ -513,7 +513,7 @@ void ext4_release_orphan_info(struct super_block *sb)
return;
for (i = 0; i < oi->of_blocks; i++)
brelse(oi->of_binfo[i].ob_bh);
- kfree(oi->of_binfo);
+ kvfree(oi->of_binfo);
}
static struct ext4_orphan_block_tail *ext4_orphan_block_tail(
@@ -637,7 +637,7 @@ int ext4_init_orphan_info(struct super_block *sb)
out_free:
for (i--; i >= 0; i--)
brelse(oi->of_binfo[i].ob_bh);
- kfree(oi->of_binfo);
+ kvfree(oi->of_binfo);
out_put:
iput(inode);
return ret;
generated by cgit v1.2.3 (git 2.46.0) at 2025-12-03 20:12:34 +0000