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authorBenny Halevy <bhalevy@panasas.com>2010-05-12 00:13:16 +0300
committerJ. Bruce Fields <bfields@citi.umich.edu>2010-05-11 21:02:02 -0400
commit84d38ac9abf0a5bc0044c9363acaad55a9a4be0d (patch)
tree88d54cef8c221be2384d4dbc3a75555cc436a0a6 /fs/nfsd
parent36acb66bda512dd8159c3e1b40358c5219524868 (diff)
downloadop-kernel-dev-84d38ac9abf0a5bc0044c9363acaad55a9a4be0d.zip
op-kernel-dev-84d38ac9abf0a5bc0044c9363acaad55a9a4be0d.tar.gz
nfsd4: refactor expire_client
Separate out unhashing of the client and session. To be used later by the laundromat. Signed-off-by: Benny Halevy <bhalevy@panasas.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'fs/nfsd')
-rw-r--r--fs/nfsd/nfs4state.c29
1 files changed, 18 insertions, 11 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 3f572cb..dede43c 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -693,6 +693,20 @@ free_client(struct nfs4_client *clp)
kfree(clp);
}
+/* must be called under the client_lock */
+static inline void
+unhash_client_locked(struct nfs4_client *clp)
+{
+ list_del(&clp->cl_lru);
+ while (!list_empty(&clp->cl_sessions)) {
+ struct nfsd4_session *ses;
+ ses = list_entry(clp->cl_sessions.next, struct nfsd4_session,
+ se_perclnt);
+ unhash_session(ses);
+ nfsd4_put_session(ses);
+ }
+}
+
static void
expire_client(struct nfs4_client *clp)
{
@@ -719,21 +733,14 @@ expire_client(struct nfs4_client *clp)
sop = list_entry(clp->cl_openowners.next, struct nfs4_stateowner, so_perclient);
release_openowner(sop);
}
+ nfsd4_set_callback_client(clp, NULL);
+ if (clp->cl_cb_conn.cb_xprt)
+ svc_xprt_put(clp->cl_cb_conn.cb_xprt);
list_del(&clp->cl_idhash);
list_del(&clp->cl_strhash);
spin_lock(&client_lock);
- list_del(&clp->cl_lru);
- while (!list_empty(&clp->cl_sessions)) {
- struct nfsd4_session *ses;
- ses = list_entry(clp->cl_sessions.next, struct nfsd4_session,
- se_perclnt);
- unhash_session(ses);
- nfsd4_put_session(ses);
- }
+ unhash_client_locked(clp);
spin_unlock(&client_lock);
- nfsd4_set_callback_client(clp, NULL);
- if (clp->cl_cb_conn.cb_xprt)
- svc_xprt_put(clp->cl_cb_conn.cb_xprt);
free_client(clp);
}
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