From c6bf3f0e25f4c0f0ecce6cf8d1c589bd9d74d3cf Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Tue, 26 Jan 2021 15:52:35 +0100 Subject: block: use an on-stack bio in blkdev_issue_flush There is no point in allocating memory for a synchronous flush. Signed-off-by: Christoph Hellwig Reviewed-by: Johannes Thumshirn Reviewed-by: Chaitanya Kulkarni Acked-by: Damien Le Moal Signed-off-by: Jens Axboe --- fs/jbd2/checkpoint.c | 2 +- fs/jbd2/commit.c | 4 ++-- fs/jbd2/recovery.c | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) (limited to 'fs/jbd2') diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c index 472932b9e6bc..63b526d44886 100644 --- a/fs/jbd2/checkpoint.c +++ b/fs/jbd2/checkpoint.c @@ -416,7 +416,7 @@ int jbd2_cleanup_journal_tail(journal_t *journal) * jbd2_cleanup_journal_tail() doesn't get called all that often. */ if (journal->j_flags & JBD2_BARRIER) - blkdev_issue_flush(journal->j_fs_dev, GFP_NOFS); + blkdev_issue_flush(journal->j_fs_dev); return __jbd2_update_log_tail(journal, first_tid, blocknr); } diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c index b121d7d434c6..3cc4ab2ba7f4 100644 --- a/fs/jbd2/commit.c +++ b/fs/jbd2/commit.c @@ -825,7 +825,7 @@ start_journal_io: if (commit_transaction->t_need_data_flush && (journal->j_fs_dev != journal->j_dev) && (journal->j_flags & JBD2_BARRIER)) - blkdev_issue_flush(journal->j_fs_dev, GFP_NOFS); + blkdev_issue_flush(journal->j_fs_dev); /* Done it all: now write the commit record asynchronously. */ if (jbd2_has_feature_async_commit(journal)) { @@ -932,7 +932,7 @@ start_journal_io: stats.run.rs_blocks_logged++; if (jbd2_has_feature_async_commit(journal) && journal->j_flags & JBD2_BARRIER) { - blkdev_issue_flush(journal->j_dev, GFP_NOFS); + blkdev_issue_flush(journal->j_dev); } if (err) diff --git a/fs/jbd2/recovery.c b/fs/jbd2/recovery.c index dc0694fcfcd1..69f18fe20923 100644 --- a/fs/jbd2/recovery.c +++ b/fs/jbd2/recovery.c @@ -326,7 +326,7 @@ int jbd2_journal_recover(journal_t *journal) err = err2; /* Make sure all replayed data is on permanent storage */ if (journal->j_flags & JBD2_BARRIER) { - err2 = blkdev_issue_flush(journal->j_fs_dev, GFP_KERNEL); + err2 = blkdev_issue_flush(journal->j_fs_dev); if (!err) err = err2; } -- cgit