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| author | Alexandros Batsakis <batsakis@netapp.com> | 2009-12-05 13:48:55 -0500 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2009-12-05 13:48:55 -0500 |
| commit | 2597641deae82c9a95e255518da189ab557da0af (patch) | |
| tree | 0b2dc7c46f2a0398ecefd6bb63a657710cf921fa /fs/nfs/delegation.c | |
| parent | 0629e370dd5819efa5cf8d418a8e6729efe388ef (diff) | |
| download | kernel_samsung_smdk4412-2597641deae82c9a95e255518da189ab557da0af.zip kernel_samsung_smdk4412-2597641deae82c9a95e255518da189ab557da0af.tar.gz kernel_samsung_smdk4412-2597641deae82c9a95e255518da189ab557da0af.tar.bz2 | |
nfs41: v2 fix cb_recall bug
in NFSv4.1 the seqid part of a stateid in CB_RECALL must be 0
Signed-off-by: Alexandros Batsakis <batsakis@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/delegation.c')
| -rw-r--r-- | fs/nfs/delegation.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index f4758ec..2563beb 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -454,18 +454,21 @@ void nfs_expire_unreferenced_delegations(struct nfs_client *clp) /* * Asynchronous delegation recall! */ -int nfs_async_inode_return_delegation(struct inode *inode, const nfs4_stateid *stateid) +int nfs_async_inode_return_delegation(struct inode *inode, const nfs4_stateid *stateid, + int (*validate_stateid)(struct nfs_delegation *delegation, + const nfs4_stateid *stateid)) { struct nfs_client *clp = NFS_SERVER(inode)->nfs_client; struct nfs_delegation *delegation; rcu_read_lock(); delegation = rcu_dereference(NFS_I(inode)->delegation); - if (delegation == NULL || memcmp(delegation->stateid.data, stateid->data, - sizeof(delegation->stateid.data)) != 0) { + + if (!validate_stateid(delegation, stateid)) { rcu_read_unlock(); return -ENOENT; } + nfs_mark_return_delegation(clp, delegation); rcu_read_unlock(); nfs_delegation_run_state_manager(clp); |