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0864ef1e8a
the number of references on the filesystem root vnode to be both expected and released. Many filesystems hold an extra reference on the filesystem root vnode, which must be accounted for when determining if the filesystem is busy and then released if it isn't busy. The old `skipvp' approach required individual filesystem xxx_unmount functions to re-implement much of vflush()'s logic to deal with the root vnode. All 9 filesystems that hold an extra reference on the root vnode got the logic wrong in the case of forced unmounts, so `umount -f' would always fail if there were any extra root vnode references. Fix this issue centrally in vflush(), now that we can. This commit also fixes a vnode reference leak in devfs, which could result in idle devfs filesystems that refuse to unmount. Reviewed by: phk, bp |
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| .. | ||
| bootp_subr.c | ||
| krpc_subr.c | ||
| krpc.h | ||
| nfs_bio.c | ||
| nfs_common.c | ||
| nfs_common.h | ||
| nfs_lock.c | ||
| nfs_lock.h | ||
| nfs_node.c | ||
| nfs_nqlease.c | ||
| nfs_serv.c | ||
| nfs_socket.c | ||
| nfs_srvcache.c | ||
| nfs_subs.c | ||
| nfs_syscalls.c | ||
| nfs_vfsops.c | ||
| nfs_vnops.c | ||
| nfs.h | ||
| nfsdiskless.h | ||
| nfsm_subs.h | ||
| nfsmount.h | ||
| nfsnode.h | ||
| nfsproto.h | ||
| nfsrtt.h | ||
| nfsrvcache.h | ||
| nfsv2.h | ||
| nlminfo.h | ||
| nqnfs.h | ||
| rpcv2.h | ||
| xdr_subs.h | ||