Unionfs: grab lower super_block references
authorRachita Kothiyal <rachita@dewey.fsl.cs.sunysb.edu>
Fri, 29 Feb 2008 15:25:15 +0000 (10:25 -0500)
committerRachita Kothiyal <rachita@dewey.fsl.cs.sunysb.edu>
Fri, 29 Feb 2008 15:25:15 +0000 (10:25 -0500)
commitc1e6ee153ca6829da6e83d5a48056da840fe8ed6
tree337358012d6cefb75976887c9f6b1c5d8c3dc4d0
parent5155084d9b492ddd93992307b91ddefaaab1a9bb
Unionfs: grab lower super_block references

This prevents the lower super_block from being destroyed too early, when a
lower file system is being unmounted with MNT_FORCE or MNT_DETACH.

Signed-off-by: Erez Zadok <ezk@cs.sunysb.edu>
fs/unionfs/main.c
fs/unionfs/super.c
fs/unionfs/union.h