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jbd2: remove unused transaction->t_private_list

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After we remove ext4 journal callback, transaction->t_private_list is
not used anymore. Just remove unused transaction->t_private_list.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
Reviewed-by: Zhang Yi <yi.zhang@huawei.com>
Link: https://patch.msgid.link/20241218145414.1422946-3-shikemeng@huaweicloud.com
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Kemeng Shi 2024-12-18 22:54:13 +08:00 committed by Theodore Ts'o
parent fa1008e3df
commit 06b9e91425
3 changed files with 1 additions and 10 deletions
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4
Documentation/filesystems/journalling.rst
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@ -111,9 +111,7 @@ a callback function when the transaction is finally committed to disk,
so that you can do some of your own management. You ask the journalling
layer for calling the callback by simply setting
``journal->j_commit_callback`` function pointer and that function is
called after each transaction commit. You can also use
``transaction->t_private_list`` for attaching entries to a transaction
that need processing when the transaction commits.
called after each transaction commit.
JBD2 also provides a way to block all transaction updates via
jbd2_journal_lock_updates() /

1
fs/jbd2/transaction.c
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@ -92,7 +92,6 @@ static void jbd2_get_transaction(journal_t *journal,
atomic_set(&transaction->t_outstanding_revokes, 0);
atomic_set(&transaction->t_handle_count, 0);
INIT_LIST_HEAD(&transaction->t_inode_list);
INIT_LIST_HEAD(&transaction->t_private_list);
/* Set up the commit timer for the new transaction. */
journal->j_commit_timer.expires = round_jiffies_up(transaction->t_expires);

6
include/linux/jbd2.h
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@ -700,12 +700,6 @@ struct transaction_s
/* Disk flush needs to be sent to fs partition [no locking] */
int t_need_data_flush;
/*
* For use by the filesystem to store fs-specific data
* structures associated with the transaction
*/
struct list_head t_private_list;
};
struct transaction_run_stats_s {