From: "J. Bruce Fields" <bfields@redhat.com>
To: linux-nfs@vger.kernel.org
Cc: "J. Bruce Fields" <bfields@redhat.com>
Subject: [PATCH 08/14] nfsd4: set sequence flag when backchannel is down
Date: Tue, 11 Jan 2011 11:21:28 -0500 [thread overview]
Message-ID: <1294762894-21371-9-git-send-email-bfields@redhat.com> (raw)
In-Reply-To: <1294762894-21371-1-git-send-email-bfields@redhat.com>
Implement the SEQ4_STATUS_CB_PATH_DOWN flag.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
---
fs/nfsd/nfs4state.c | 6 +++++-
fs/nfsd/nfs4xdr.c | 8 ++------
fs/nfsd/xdr4.h | 2 +-
3 files changed, 8 insertions(+), 8 deletions(-)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 919ad25..15bd1cc 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1800,8 +1800,12 @@ nfsd4_sequence(struct svc_rqst *rqstp,
out:
/* Hold a session reference until done processing the compound. */
if (cstate->session) {
+ struct nfs4_client *clp = session->se_client;
+
nfsd4_get_session(cstate->session);
- atomic_inc(&session->se_client->cl_refcount);
+ atomic_inc(&clp->cl_refcount);
+ if (clp->cl_cb_state == NFSD4_CB_DOWN)
+ seq->status_flags |= SEQ4_STATUS_CB_PATH_DOWN;
}
kfree(conn);
spin_unlock(&client_lock);
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 4ff2c9e..956629b 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -3137,13 +3137,9 @@ nfsd4_encode_sequence(struct nfsd4_compoundres *resp, int nfserr,
WRITE32(seq->seqid);
WRITE32(seq->slotid);
WRITE32(seq->maxslots);
- /*
- * FIXME: for now:
- * target_maxslots = maxslots
- * status_flags = 0
- */
+ /* For now: target_maxslots = maxslots */
WRITE32(seq->maxslots);
- WRITE32(0);
+ WRITE32(seq->status_flags);
ADJUST_ARGS();
resp->cstate.datap = p; /* DRC cache data pointer */
diff --git a/fs/nfsd/xdr4.h b/fs/nfsd/xdr4.h
index 3a7aa4d..366401e 100644
--- a/fs/nfsd/xdr4.h
+++ b/fs/nfsd/xdr4.h
@@ -378,8 +378,8 @@ struct nfsd4_sequence {
u32 cachethis; /* request */
#if 0
u32 target_maxslots; /* response */
- u32 status_flags; /* response */
#endif /* not yet */
+ u32 status_flags; /* response */
};
struct nfsd4_destroy_session {
--
1.7.1
next prev parent reply other threads:[~2011-01-11 16:21 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-11 16:21 server sessions patches J. Bruce Fields
2011-01-11 16:21 ` [PATCH 01/14] nfsd4: modify session list under cl_lock J. Bruce Fields
2011-01-11 16:21 ` [PATCH 02/14] nfsd4: support BIND_CONN_TO_SESSION J. Bruce Fields
2011-01-11 16:21 ` [PATCH 03/14] nfsd4: allow backchannel recovery J. Bruce Fields
2011-01-11 16:21 ` [PATCH 04/14] rpc: move sk_bc_xprt to svc_xprt J. Bruce Fields
2011-01-11 16:21 ` [PATCH 05/14] rpc: keep backchannel xprt as long as server connection J. Bruce Fields
2011-01-11 16:21 ` [PATCH 06/14] rpc: allow xprt_class->setup to return a preexisting xprt J. Bruce Fields
2011-01-11 16:21 ` [PATCH 07/14] nfsd4: keep finer-grained callback status J. Bruce Fields
2011-01-11 16:21 ` J. Bruce Fields [this message]
2011-01-11 16:21 ` [PATCH 09/14] nfsd4: re-probe callback on connection loss J. Bruce Fields
2011-01-11 16:21 ` [PATCH 10/14] nfsd4: make sure sequence flags are set after destroy_session J. Bruce Fields
2011-01-11 16:21 ` [PATCH 11/14] nfsd4: add helper function to run callbacks J. Bruce Fields
2011-01-11 16:21 ` [PATCH 12/14] nfsd4: give out delegations more quickly in 4.1 case J. Bruce Fields
2011-01-11 16:21 ` [PATCH 13/14] nfsd4: simplify nfsd4_cb_prepare J. Bruce Fields
2011-01-11 16:21 ` [PATCH 14/14] nfsd4: allow restarting callbacks J. Bruce Fields
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