diff options
| author | Andy Adamson <andros@netapp.com> | 2011-06-16 01:52:40 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2011-07-12 21:40:29 +0400 |
| commit | c47abcf8ff4d0c56d20ce541e80d3e1c975f54b5 (patch) | |
| tree | 9fc0bfddd899e415f9943a403b647ed7b05da71b /fs/nfs/pnfs.c | |
| parent | a56aaa02b1f723e28b41d339ddff02e958d32d43 (diff) | |
| download | linux-c47abcf8ff4d0c56d20ce541e80d3e1c975f54b5.tar.xz | |
NFSv4.1: do not use deviceids after MDS clientid invalidation
Mark all deviceids established under an expired MDS clientid as invalid.
Stop all new i/o through DS and send through the MDS.
Don't use any new LAYOUTGETs that use the invalid deviceid. Purge all layouts
established under the expired MDS clientid.
Remove the MDS clientid deviceid and data servers reference
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
| -rw-r--r-- | fs/nfs/pnfs.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 5fc2e5d755a5..5b3cc3f4bb39 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -452,6 +452,9 @@ pnfs_destroy_all_layouts(struct nfs_client *clp) struct pnfs_layout_hdr *lo; LIST_HEAD(tmp_list); + nfs4_deviceid_mark_client_invalid(clp); + nfs4_deviceid_purge_client(clp); + spin_lock(&clp->cl_lock); rcu_read_lock(); list_for_each_entry_rcu(server, &clp->cl_superblocks, client_link) { |