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| author | Christoph Hellwig <hch@lst.de> | 2021-01-26 15:52:35 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2021-01-27 09:51:48 -0700 |
| commit | c6bf3f0e25f4c0f0ecce6cf8d1c589bd9d74d3cf (patch) | |
| tree | 75b4523f9dc5725dcef0150a487d27303058b259 /fs/block_dev.c | |
| parent | 3175199ab0ac8c874ec25c6bf169f74888917435 (diff) | |
| download | linux-c6bf3f0e25f4c0f0ecce6cf8d1c589bd9d74d3cf.tar.bz2 | |
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/block_dev.c')
| -rw-r--r-- | fs/block_dev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/block_dev.c b/fs/block_dev.c index c1fe29dac485..9d4b1a884d76 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -680,7 +680,7 @@ int blkdev_fsync(struct file *filp, loff_t start, loff_t end, int datasync) * i_mutex and doing so causes performance issues with concurrent * O_SYNC writers to a block device. */ - error = blkdev_issue_flush(bdev, GFP_KERNEL); + error = blkdev_issue_flush(bdev); if (error == -EOPNOTSUPP) error = 0; |