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A final set of miscellaneous bug fixes for ext4

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Merge tag 'ext4_for_linus_fixes2' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4

Pull ext4 fixes from Ted Ts'o:
 "A final set of miscellaneous bug fixes for ext4"

* tag 'ext4_for_linus_fixes2' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4:
  ext4: fix bogus warning in ext4_update_dx_flag()
  jbd2: fix kernel-doc markups
  ext4: drop fast_commit from /proc/mounts
This commit is contained in:
Linus Torvalds 2020-11-22 11:39:32 -08:00
commit a7f07fc14f
5 changed files with 37 additions and 37 deletions
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3
fs/ext4/ext4.h
View File

@ -2695,7 +2695,8 @@ void ext4_insert_dentry(struct inode *inode,
struct ext4_filename *fname);
static inline void ext4_update_dx_flag(struct inode *inode)
{
if (!ext4_has_feature_dir_index(inode->i_sb)) {
if (!ext4_has_feature_dir_index(inode->i_sb) &&
ext4_test_inode_flag(inode, EXT4_INODE_INDEX)) {
/* ext4_iget() should have caught this... */
WARN_ON_ONCE(ext4_has_feature_metadata_csum(inode->i_sb));
ext4_clear_inode_flag(inode, EXT4_INODE_INDEX);

4
fs/ext4/super.c
View File

@ -2638,10 +2638,6 @@ static int _ext4_show_options(struct seq_file *seq, struct super_block *sb,
} else if (test_opt2(sb, DAX_INODE)) {
SEQ_OPTS_PUTS("dax=inode");
}
if (test_opt2(sb, JOURNAL_FAST_COMMIT))
SEQ_OPTS_PUTS("fast_commit");
ext4_show_quota_options(seq, sb);
return 0;
}

34
fs/jbd2/journal.c
View File

@ -566,12 +566,14 @@ static int __jbd2_journal_force_commit(journal_t *journal)
}
/**
* Force and wait upon a commit if the calling process is not within
* transaction. This is used for forcing out undo-protected data which contains
* bitmaps, when the fs is running out of space.
* jbd2_journal_force_commit_nested - Force and wait upon a commit if the
* calling process is not within transaction.
*
* @journal: journal to force
* Returns true if progress was made.
*
* This is used for forcing out undo-protected data which contains
* bitmaps, when the fs is running out of space.
*/
int jbd2_journal_force_commit_nested(journal_t *journal)
{
@ -582,7 +584,7 @@ int jbd2_journal_force_commit_nested(journal_t *journal)
}
/**
* int journal_force_commit() - force any uncommitted transactions
* jbd2_journal_force_commit() - force any uncommitted transactions
* @journal: journal to force
*
* Caller want unconditional commit. We can only force the running transaction
@ -1881,7 +1883,7 @@ static int load_superblock(journal_t *journal)
/**
* int jbd2_journal_load() - Read journal from disk.
* jbd2_journal_load() - Read journal from disk.
* @journal: Journal to act on.
*
* Given a journal_t structure which tells us which disk blocks contain
@ -1951,7 +1953,7 @@ int jbd2_journal_load(journal_t *journal)
}
/**
* void jbd2_journal_destroy() - Release a journal_t structure.
* jbd2_journal_destroy() - Release a journal_t structure.
* @journal: Journal to act on.
*
* Release a journal_t structure once it is no longer in use by the
@ -2028,7 +2030,7 @@ int jbd2_journal_destroy(journal_t *journal)
/**
*int jbd2_journal_check_used_features() - Check if features specified are used.
* jbd2_journal_check_used_features() - Check if features specified are used.
* @journal: Journal to check.
* @compat: bitmask of compatible features
* @ro: bitmask of features that force read-only mount
@ -2063,7 +2065,7 @@ int jbd2_journal_check_used_features(journal_t *journal, unsigned long compat,
}
/**
* int jbd2_journal_check_available_features() - Check feature set in journalling layer
* jbd2_journal_check_available_features() - Check feature set in journalling layer
* @journal: Journal to check.
* @compat: bitmask of compatible features
* @ro: bitmask of features that force read-only mount
@ -2126,7 +2128,7 @@ jbd2_journal_initialize_fast_commit(journal_t *journal)
}
/**
* int jbd2_journal_set_features() - Mark a given journal feature in the superblock
* jbd2_journal_set_features() - Mark a given journal feature in the superblock
* @journal: Journal to act on.
* @compat: bitmask of compatible features
* @ro: bitmask of features that force read-only mount
@ -2217,7 +2219,7 @@ int jbd2_journal_set_features(journal_t *journal, unsigned long compat,
}
/*
* jbd2_journal_clear_features () - Clear a given journal feature in the
* jbd2_journal_clear_features() - Clear a given journal feature in the
* superblock
* @journal: Journal to act on.
* @compat: bitmask of compatible features
@ -2246,7 +2248,7 @@ void jbd2_journal_clear_features(journal_t *journal, unsigned long compat,
EXPORT_SYMBOL(jbd2_journal_clear_features);
/**
* int jbd2_journal_flush () - Flush journal
* jbd2_journal_flush() - Flush journal
* @journal: Journal to act on.
*
* Flush all data for a given journal to disk and empty the journal.
@ -2321,7 +2323,7 @@ int jbd2_journal_flush(journal_t *journal)
}
/**
* int jbd2_journal_wipe() - Wipe journal contents
* jbd2_journal_wipe() - Wipe journal contents
* @journal: Journal to act on.
* @write: flag (see below)
*
@ -2362,7 +2364,7 @@ int jbd2_journal_wipe(journal_t *journal, int write)
}
/**
* void jbd2_journal_abort () - Shutdown the journal immediately.
* jbd2_journal_abort () - Shutdown the journal immediately.
* @journal: the journal to shutdown.
* @errno: an error number to record in the journal indicating
* the reason for the shutdown.
@ -2453,7 +2455,7 @@ void jbd2_journal_abort(journal_t *journal, int errno)
}
/**
* int jbd2_journal_errno () - returns the journal's error state.
* jbd2_journal_errno() - returns the journal's error state.
* @journal: journal to examine.
*
* This is the errno number set with jbd2_journal_abort(), the last
@ -2477,7 +2479,7 @@ int jbd2_journal_errno(journal_t *journal)
}
/**
* int jbd2_journal_clear_err () - clears the journal's error state
* jbd2_journal_clear_err() - clears the journal's error state
* @journal: journal to act on.
*
* An error must be cleared or acked to take a FS out of readonly
@ -2497,7 +2499,7 @@ int jbd2_journal_clear_err(journal_t *journal)
}
/**
* void jbd2_journal_ack_err() - Ack journal err.
* jbd2_journal_ack_err() - Ack journal err.
* @journal: journal to act on.
*
* An error must be cleared or acked to take a FS out of readonly

31
fs/jbd2/transaction.c
View File

@ -519,7 +519,7 @@ EXPORT_SYMBOL(jbd2__journal_start);
/**
* handle_t *jbd2_journal_start() - Obtain a new handle.
* jbd2_journal_start() - Obtain a new handle.
* @journal: Journal to start transaction on.
* @nblocks: number of block buffer we might modify
*
@ -566,7 +566,7 @@ void jbd2_journal_free_reserved(handle_t *handle)
EXPORT_SYMBOL(jbd2_journal_free_reserved);
/**
* int jbd2_journal_start_reserved() - start reserved handle
* jbd2_journal_start_reserved() - start reserved handle
* @handle: handle to start
* @type: for handle statistics
* @line_no: for handle statistics
@ -620,7 +620,7 @@ int jbd2_journal_start_reserved(handle_t *handle, unsigned int type,
EXPORT_SYMBOL(jbd2_journal_start_reserved);
/**
* int jbd2_journal_extend() - extend buffer credits.
* jbd2_journal_extend() - extend buffer credits.
* @handle: handle to 'extend'
* @nblocks: nr blocks to try to extend by.
* @revoke_records: number of revoke records to try to extend by.
@ -745,7 +745,7 @@ static void stop_this_handle(handle_t *handle)
}
/**
* int jbd2_journal_restart() - restart a handle .
* jbd2__journal_restart() - restart a handle .
* @handle: handle to restart
* @nblocks: nr credits requested
* @revoke_records: number of revoke record credits requested
@ -815,7 +815,7 @@ int jbd2_journal_restart(handle_t *handle, int nblocks)
EXPORT_SYMBOL(jbd2_journal_restart);
/**
* void jbd2_journal_lock_updates () - establish a transaction barrier.
* jbd2_journal_lock_updates () - establish a transaction barrier.
* @journal: Journal to establish a barrier on.
*
* This locks out any further updates from being started, and blocks
@ -874,7 +874,7 @@ void jbd2_journal_lock_updates(journal_t *journal)
}
/**
* void jbd2_journal_unlock_updates (journal_t* journal) - release barrier
* jbd2_journal_unlock_updates () - release barrier
* @journal: Journal to release the barrier on.
*
* Release a transaction barrier obtained with jbd2_journal_lock_updates().
@ -1182,7 +1182,8 @@ static bool jbd2_write_access_granted(handle_t *handle, struct buffer_head *bh,
}
/**
* int jbd2_journal_get_write_access() - notify intent to modify a buffer for metadata (not data) update.
* jbd2_journal_get_write_access() - notify intent to modify a buffer
* for metadata (not data) update.
* @handle: transaction to add buffer modifications to
* @bh: bh to be used for metadata writes
*
@ -1226,7 +1227,7 @@ int jbd2_journal_get_write_access(handle_t *handle, struct buffer_head *bh)
* unlocked buffer beforehand. */
/**
* int jbd2_journal_get_create_access () - notify intent to use newly created bh
* jbd2_journal_get_create_access () - notify intent to use newly created bh
* @handle: transaction to new buffer to
* @bh: new buffer.
*
@ -1306,7 +1307,7 @@ int jbd2_journal_get_create_access(handle_t *handle, struct buffer_head *bh)
}
/**
* int jbd2_journal_get_undo_access() - Notify intent to modify metadata with
* jbd2_journal_get_undo_access() - Notify intent to modify metadata with
* non-rewindable consequences
* @handle: transaction
* @bh: buffer to undo
@ -1383,7 +1384,7 @@ int jbd2_journal_get_undo_access(handle_t *handle, struct buffer_head *bh)
}
/**
* void jbd2_journal_set_triggers() - Add triggers for commit writeout
* jbd2_journal_set_triggers() - Add triggers for commit writeout
* @bh: buffer to trigger on
* @type: struct jbd2_buffer_trigger_type containing the trigger(s).
*
@ -1425,7 +1426,7 @@ void jbd2_buffer_abort_trigger(struct journal_head *jh,
}
/**
* int jbd2_journal_dirty_metadata() - mark a buffer as containing dirty metadata
* jbd2_journal_dirty_metadata() - mark a buffer as containing dirty metadata
* @handle: transaction to add buffer to.
* @bh: buffer to mark
*
@ -1593,7 +1594,7 @@ int jbd2_journal_dirty_metadata(handle_t *handle, struct buffer_head *bh)
}
/**
* void jbd2_journal_forget() - bforget() for potentially-journaled buffers.
* jbd2_journal_forget() - bforget() for potentially-journaled buffers.
* @handle: transaction handle
* @bh: bh to 'forget'
*
@ -1762,7 +1763,7 @@ int jbd2_journal_forget(handle_t *handle, struct buffer_head *bh)
}
/**
* int jbd2_journal_stop() - complete a transaction
* jbd2_journal_stop() - complete a transaction
* @handle: transaction to complete.
*
* All done for a particular handle.
@ -2080,7 +2081,7 @@ __journal_try_to_free_buffer(journal_t *journal, struct buffer_head *bh)
}
/**
* int jbd2_journal_try_to_free_buffers() - try to free page buffers.
* jbd2_journal_try_to_free_buffers() - try to free page buffers.
* @journal: journal for operation
* @page: to try and free
*
@ -2411,7 +2412,7 @@ static int journal_unmap_buffer(journal_t *journal, struct buffer_head *bh,
}
/**
* void jbd2_journal_invalidatepage()
* jbd2_journal_invalidatepage()
* @journal: journal to use for flush...
* @page: page to flush
* @offset: start of the range to invalidate

2
include/linux/jbd2.h
View File

@ -401,7 +401,7 @@ static inline void jbd_unlock_bh_journal_head(struct buffer_head *bh)
#define JI_WAIT_DATA (1 << __JI_WAIT_DATA)
/**
* struct jbd_inode - The jbd_inode type is the structure linking inodes in
* struct jbd2_inode - The jbd_inode type is the structure linking inodes in
* ordered mode present in a transaction so that we can sync them during commit.
*/
struct jbd2_inode {