Tor Egge 5da56ddb21 Use mount interlock to protect all changes to mnt_flag and mnt_kern_flag. ... This eliminates a race where MNT_UPDATE flag could be lost when nmount() raced against sync(), sync_fsync() or quotactl().		2006-09-26 04:12:49 +00:00
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null_subr.c	- Assert that the lowervp is locked in null_hashget().	2006-02-22 06:15:12 +00:00
null_vfsops.c	Use mount interlock to protect all changes to mnt_flag and mnt_kern_flag.	2006-09-26 04:12:49 +00:00
null_vnops.c	- Define a null_getwritemount to get the mount-point for the lower	2006-03-12 04:58:18 +00:00
null.h	- Assume that all lower filesystems now support proper locking. Assert	2005-03-15 13:49:33 +00:00