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nfs41: increment_{open,lock}_seqid

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Unlike minorversion0, in nfsv4.1 the open and lock seqids need
not be incremented by the client and should always be set to zero.

This is implemented using a new nfs_rpc_ops methods -
increment_open_seqid and increment_lock_seqid

Signed-off-by: Rahul Iyer <iyer@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
[nfs41: check for session not minorversion]
Signed-off-by: Andy Adamson <andros@netapp.com>
Signed-off-by: Benny Halevy <bhalevy@panasas.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Benny Halevy
2009-04-01 09:22:52 -04:00
parent 78722e9c92
commit 34dc1ad752
2 changed files with 9 additions and 5 deletions
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12
fs/nfs/nfs4state.c
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@@ -742,12 +742,14 @@ static void nfs_increment_seqid(int status, struct nfs_seqid *seqid)
void nfs_increment_open_seqid(int status, struct nfs_seqid *seqid)
{
if (status == -NFS4ERR_BAD_SEQID) {
struct nfs4_state_owner *sp = container_of(seqid->sequence,
struct nfs4_state_owner, so_seqid);
struct nfs4_state_owner *sp = container_of(seqid->sequence,
struct nfs4_state_owner, so_seqid);
struct nfs_server *server = sp->so_server;
if (status == -NFS4ERR_BAD_SEQID)
nfs4_drop_state_owner(sp);
}
nfs_increment_seqid(status, seqid);
if (!nfs4_has_session(server->nfs_client))
nfs_increment_seqid(status, seqid);
}
/*