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authorChristoph Hellwig <hch@lst.de>2021-01-26 15:52:35 +0100
committerJens Axboe <axboe@kernel.dk>2021-01-27 09:51:48 -0700
commitc6bf3f0e25f4c0f0ecce6cf8d1c589bd9d74d3cf (patch)
tree75b4523f9dc5725dcef0150a487d27303058b259 /fs/jbd2
parent3175199ab0ac8c874ec25c6bf169f74888917435 (diff)
downloadlinux-c6bf3f0e25f4c0f0ecce6cf8d1c589bd9d74d3cf.tar.gz
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 <hch@lst.de> Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Acked-by: Damien Le Moal <damien.lemoal@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'fs/jbd2')
-rw-r--r--fs/jbd2/checkpoint.c2
-rw-r--r--fs/jbd2/commit.c4
-rw-r--r--fs/jbd2/recovery.c2
3 files changed, 4 insertions, 4 deletions
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;
}