diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index bd224ee..c1df4b2 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -36,6 +36,7 @@
 #include <linux/poison.h>
 #include <linux/proc_fs.h>
 #include <linux/debugfs.h>
+#include <linux/blkdev.h>
 
 #include <asm/uaccess.h>
 #include <asm/page.h>
@@ -549,6 +550,11 @@ int log_wait_commit(journal_t *journal, tid_t tid)
 	while (tid_gt(tid, journal->j_commit_sequence)) {
 		jbd_debug(1, "JBD: want %d, j_commit_sequence=%d\n",
 				  tid, journal->j_commit_sequence);
+		/*
+		 * Give up our I/O scheduler time slice to allow the journal
+		 * thread to issue I/O.
+		 */
+		blk_yield(journal->j_dev->bd_disk->queue);
 		wake_up(&journal->j_wait_commit);
 		spin_unlock(&journal->j_state_lock);
 		wait_event(journal->j_wait_done_commit,