xfs_buf_submit now only completes a buffer on error, or for in-memory buftargs. There is no point in using a workqueue for the latter as the completion will just wake up the caller. Optimize this case by avoiding the workqueue roundtrip. Signed-off-by: Christoph Hellwig <hch@xxxxxx> --- fs/xfs/xfs_buf.c | 5 +---- 1 file changed, 1 insertion(+), 4 deletions(-) diff --git a/fs/xfs/xfs_buf.c b/fs/xfs/xfs_buf.c index 352cc50aeea5..0ad3cacfdba1 100644 --- a/fs/xfs/xfs_buf.c +++ b/fs/xfs/xfs_buf.c @@ -1670,10 +1670,7 @@ xfs_buf_submit( xfs_buf_submit_bio(bp); return 0; done: - if (bp->b_error || !(bp->b_flags & XBF_ASYNC)) - xfs_buf_ioend(bp); - else - xfs_buf_ioend_async(bp); + xfs_buf_ioend(bp); return 0; } -- 2.45.2
