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-rw-r--r--sys/kern/vfs_bio.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/kern/vfs_bio.c b/sys/kern/vfs_bio.c
index db2aacd..0d49710 100644
--- a/sys/kern/vfs_bio.c
+++ b/sys/kern/vfs_bio.c
@@ -871,7 +871,8 @@ bufwrite(struct buf *bp)
* or syncer daemon trying to clean up as that can lead
* to deadlock.
*/
- if ((curthread->td_pflags & TDP_NORUNNINGBUF) == 0)
+ if ((curthread->td_pflags & TDP_NORUNNINGBUF) == 0 &&
+ (bp->b_vp->v_vflag & VV_MD) == 0)
waitrunningbufspace();
}
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