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jbd2: remove unnecessary arguments of jbd2_journal_write_revoke_records 

jbd2_journal_write_revoke_records() takes journal pointer and write_op,
although journal can be obtained from the passed transaction and
write_op is always WRITE_SYNC. Remove these superfluous arguments.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara 2016-02-22 23:07:30 -05:00 committed by Theodore Ts'o
parent 29c6eaffc8
commit 9bcf976cb8
3 changed files with 18 additions and 24 deletions
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3
fs/jbd2/commit.c
View File

@ -554,8 +554,7 @@ void jbd2_journal_commit_transaction(journal_t *journal)
jbd2_journal_abort(journal, err);
blk_start_plug(&plug);
jbd2_journal_write_revoke_records(journal, commit_transaction,
&log_bufs, WRITE_SYNC);
jbd2_journal_write_revoke_records(commit_transaction, &log_bufs);
jbd_debug(3, "JBD2: commit phase 2b\n");

33
fs/jbd2/revoke.c
View File

@ -122,11 +122,11 @@ struct jbd2_revoke_table_s
#ifdef __KERNEL__
static void write_one_revoke_record(journal_t *, transaction_t *,
static void write_one_revoke_record(transaction_t *,
struct list_head *,
struct buffer_head **, int *,
struct jbd2_revoke_record_s *, int);
static void flush_descriptor(journal_t *, struct buffer_head *, int, int);
struct jbd2_revoke_record_s *);
static void flush_descriptor(journal_t *, struct buffer_head *, int);
#endif
/* Utility functions to maintain the revoke table */
@ -519,11 +519,10 @@ void jbd2_journal_switch_revoke_table(journal_t *journal)
* Write revoke records to the journal for all entries in the current
* revoke hash, deleting the entries as we go.
*/
void jbd2_journal_write_revoke_records(journal_t *journal,
transaction_t *transaction,
struct list_head *log_bufs,
int write_op)
void jbd2_journal_write_revoke_records(transaction_t *transaction,
struct list_head *log_bufs)
{
journal_t *journal = transaction->t_journal;
struct buffer_head *descriptor;
struct jbd2_revoke_record_s *record;
struct jbd2_revoke_table_s *revoke;
@ -544,16 +543,15 @@ void jbd2_journal_write_revoke_records(journal_t *journal,
while (!list_empty(hash_list)) {
record = (struct jbd2_revoke_record_s *)
hash_list->next;
write_one_revoke_record(journal, transaction, log_bufs,
&descriptor, &offset,
record, write_op);
write_one_revoke_record(transaction, log_bufs,
&descriptor, &offset, record);
count++;
list_del(&record->hash);
kmem_cache_free(jbd2_revoke_record_cache, record);
}
}
if (descriptor)
flush_descriptor(journal, descriptor, offset, write_op);
flush_descriptor(journal, descriptor, offset);
jbd_debug(1, "Wrote %d revoke records\n", count);
}
@ -562,14 +560,13 @@ void jbd2_journal_write_revoke_records(journal_t *journal,
* block if the old one is full or if we have not already created one.
*/
static void write_one_revoke_record(journal_t *journal,
transaction_t *transaction,
static void write_one_revoke_record(transaction_t *transaction,
struct list_head *log_bufs,
struct buffer_head **descriptorp,
int *offsetp,
struct jbd2_revoke_record_s *record,
int write_op)
struct jbd2_revoke_record_s *record)
{
journal_t *journal = transaction->t_journal;
int csum_size = 0;
struct buffer_head *descriptor;
int sz, offset;
@ -597,7 +594,7 @@ static void write_one_revoke_record(journal_t *journal,
/* Make sure we have a descriptor with space left for the record */
if (descriptor) {
if (offset + sz > journal->j_blocksize - csum_size) {
flush_descriptor(journal, descriptor, offset, write_op);
flush_descriptor(journal, descriptor, offset);
descriptor = NULL;
}
}
@ -654,7 +651,7 @@ static void jbd2_revoke_csum_set(journal_t *j, struct buffer_head *bh)
static void flush_descriptor(journal_t *journal,
struct buffer_head *descriptor,
int offset, int write_op)
int offset)
{
jbd2_journal_revoke_header_t *header;
@ -670,7 +667,7 @@ static void flush_descriptor(journal_t *journal,
set_buffer_jwrite(descriptor);
BUFFER_TRACE(descriptor, "write");
set_buffer_dirty(descriptor);
write_dirty_buffer(descriptor, write_op);
write_dirty_buffer(descriptor, WRITE_SYNC);
}
#endif

6
include/linux/jbd2.h
View File

@ -1327,10 +1327,8 @@ extern int jbd2_journal_init_revoke_caches(void);
extern void jbd2_journal_destroy_revoke(journal_t *);
extern int jbd2_journal_revoke (handle_t *, unsigned long long, struct buffer_head *);
extern int jbd2_journal_cancel_revoke(handle_t *, struct journal_head *);
extern void jbd2_journal_write_revoke_records(journal_t *journal,
transaction_t *transaction,
struct list_head *log_bufs,
int write_op);
extern void jbd2_journal_write_revoke_records(transaction_t *transaction,
struct list_head *log_bufs);
/* Recovery revoke support */
extern int jbd2_journal_set_revoke(journal_t *, unsigned long long, tid_t);