diff options
Diffstat (limited to 'fs/reiserfs/journal.c')
-rw-r--r-- | fs/reiserfs/journal.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/fs/reiserfs/journal.c b/fs/reiserfs/journal.c index 3072cfdee959..d1bcf0da6728 100644 --- a/fs/reiserfs/journal.c +++ b/fs/reiserfs/journal.c @@ -645,18 +645,22 @@ struct buffer_chunk { static void write_chunk(struct buffer_chunk *chunk) { int i; + get_fs_excl(); for (i = 0; i < chunk->nr ; i++) { submit_logged_buffer(chunk->bh[i]) ; } chunk->nr = 0; + put_fs_excl(); } static void write_ordered_chunk(struct buffer_chunk *chunk) { int i; + get_fs_excl(); for (i = 0; i < chunk->nr ; i++) { submit_ordered_buffer(chunk->bh[i]) ; } chunk->nr = 0; + put_fs_excl(); } static int add_to_chunk(struct buffer_chunk *chunk, struct buffer_head *bh, @@ -918,6 +922,8 @@ static int flush_commit_list(struct super_block *s, struct reiserfs_journal_list return 0 ; } + get_fs_excl(); + /* before we can put our commit blocks on disk, we have to make sure everyone older than ** us is on disk too */ @@ -1055,6 +1061,7 @@ put_jl: if (retval) reiserfs_abort (s, retval, "Journal write error in %s", __FUNCTION__); + put_fs_excl(); return retval; } @@ -1251,6 +1258,8 @@ static int flush_journal_list(struct super_block *s, return 0 ; } + get_fs_excl(); + /* if all the work is already done, get out of here */ if (atomic_read(&(jl->j_nonzerolen)) <= 0 && atomic_read(&(jl->j_commit_left)) <= 0) { @@ -1450,6 +1459,7 @@ flush_older_and_return: put_journal_list(s, jl); if (flushall) up(&journal->j_flush_sem); + put_fs_excl(); return err ; } @@ -2631,6 +2641,8 @@ static int do_journal_begin_r(struct reiserfs_transaction_handle *th, struct sup int retval; reiserfs_check_lock_depth(p_s_sb, "journal_begin") ; + if (nblocks > journal->j_trans_max) + BUG(); PROC_INFO_INC( p_s_sb, journal.journal_being ); /* set here for journal_join */ @@ -2717,6 +2729,7 @@ relock: th->t_trans_id = journal->j_trans_id ; unlock_journal(p_s_sb) ; INIT_LIST_HEAD (&th->t_list); + get_fs_excl(); return 0 ; out_fail: @@ -3524,6 +3537,7 @@ static int do_journal_end(struct reiserfs_transaction_handle *th, struct super_b BUG_ON (th->t_refcount > 1); BUG_ON (!th->t_trans_id); + put_fs_excl(); current->journal_info = th->t_handle_save; reiserfs_check_lock_depth(p_s_sb, "journal end"); if (journal->j_len == 0) { |