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Commit e4d5e3a4 authored by Namhyung Kim's avatar Namhyung Kim Committed by Jan Kara
Browse files

jbd: Convert atomic_inc() to get_bh() 



Convert atomic_inc(&bh->b_count) to get_bh(bh) for consistency.

Signed-off-by: default avatarNamhyung Kim <namhyung@gmail.com>
Signed-off-by: default avatarJan Kara <jack@suse.cz>
parent bfa01dfb

fs/jbd/checkpoint.c

+2 −2
Original line number Diff line number Diff line
@@ -221,7 +221,7 @@ static int __wait_cp_io(journal_t *journal, transaction_t *transaction) 
			goto restart;

		}

		if (buffer_locked(bh)) {

			atomic_inc(&bh->b_count);

			get_bh(bh);

			spin_unlock(&journal->j_list_lock);

			jbd_unlock_bh_state(bh);

			wait_on_buffer(bh);
@@ -283,7 +283,7 @@ static int __process_buffer(journal_t *journal, struct journal_head *jh, 
	int ret = 0;



	if (buffer_locked(bh)) {

		atomic_inc(&bh->b_count);

		get_bh(bh);

		spin_unlock(&journal->j_list_lock);

		jbd_unlock_bh_state(bh);

		wait_on_buffer(bh);

fs/jbd/commit.c

+1 −1
Original line number Diff line number Diff line
@@ -611,7 +611,7 @@ void journal_commit_transaction(journal_t *journal) 
		/* Bump b_count to prevent truncate from stumbling over

                   the shadowed buffer!  @@@ This can go if we ever get

                   rid of the BJ_IO/BJ_Shadow pairing of buffers. */

		atomic_inc(&jh2bh(jh)->b_count);

		get_bh(jh2bh(jh));



		/* Make a temporary IO buffer with which to write it out

                   (this will requeue both the metadata buffer and the