diff options
author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-03-20 18:44:46 (GMT) |
---|---|---|
committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-03-20 18:44:46 (GMT) |
commit | 3e4f6290ca4df7464ee066123f2bca4298c2dab4 (patch) | |
tree | a8a2b32348be0df1a886ca0960112d23e1458572 /fs/nfs | |
parent | f25bc34967d76610d17bc70769d7c220976eeeb1 (diff) | |
download | linux-fsl-qoriq-3e4f6290ca4df7464ee066123f2bca4298c2dab4.tar.xz |
NFSv4: Send the delegation stateid for SETATTR calls
In the case where we hold a delegation stateid, use that in for inside
SETATTR calls.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r-- | fs/nfs/delegation.c | 19 | ||||
-rw-r--r-- | fs/nfs/delegation.h | 1 | ||||
-rw-r--r-- | fs/nfs/nfs4proc.c | 27 |
3 files changed, 33 insertions, 14 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index c6f07c1..d3be923 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -421,3 +421,22 @@ void nfs_delegation_reap_unclaimed(struct nfs4_client *clp) nfs_free_delegation(delegation); } } + +int nfs4_copy_delegation_stateid(nfs4_stateid *dst, struct inode *inode) +{ + struct nfs4_client *clp = NFS_SERVER(inode)->nfs4_state; + struct nfs_inode *nfsi = NFS_I(inode); + struct nfs_delegation *delegation; + int res = 0; + + if (nfsi->delegation_state == 0) + return 0; + spin_lock(&clp->cl_lock); + delegation = nfsi->delegation; + if (delegation != NULL) { + memcpy(dst->data, delegation->stateid.data, sizeof(dst->data)); + res = 1; + } + spin_unlock(&clp->cl_lock); + return res; +} diff --git a/fs/nfs/delegation.h b/fs/nfs/delegation.h index 7a0b2bf..3858694 100644 --- a/fs/nfs/delegation.h +++ b/fs/nfs/delegation.h @@ -41,6 +41,7 @@ void nfs_delegation_reap_unclaimed(struct nfs4_client *clp); int nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, const nfs4_stateid *stateid); int nfs4_open_delegation_recall(struct dentry *dentry, struct nfs4_state *state); int nfs4_lock_delegation_recall(struct nfs4_state *state, struct file_lock *fl); +int nfs4_copy_delegation_stateid(nfs4_stateid *dst, struct inode *inode); static inline int nfs_have_delegation(struct inode *inode, int flags) { diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index bad1eae..62aed07 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -1018,12 +1018,12 @@ static struct nfs4_state *nfs4_do_open(struct inode *dir, struct dentry *dentry, return res; } -static int _nfs4_do_setattr(struct nfs_server *server, struct nfs_fattr *fattr, - struct nfs_fh *fhandle, struct iattr *sattr, - struct nfs4_state *state) +static int _nfs4_do_setattr(struct inode *inode, struct nfs_fattr *fattr, + struct iattr *sattr, struct nfs4_state *state) { + struct nfs_server *server = NFS_SERVER(inode); struct nfs_setattrargs arg = { - .fh = fhandle, + .fh = NFS_FH(inode), .iap = sattr, .server = server, .bitmask = server->attr_bitmask, @@ -1042,7 +1042,9 @@ static int _nfs4_do_setattr(struct nfs_server *server, struct nfs_fattr *fattr, nfs_fattr_init(fattr); - if (state != NULL) { + if (nfs4_copy_delegation_stateid(&arg.stateid, inode)) { + /* Use that stateid */ + } else if (state != NULL) { msg.rpc_cred = state->owner->so_cred; nfs4_copy_stateid(&arg.stateid, state, current->files); } else @@ -1054,16 +1056,15 @@ static int _nfs4_do_setattr(struct nfs_server *server, struct nfs_fattr *fattr, return status; } -static int nfs4_do_setattr(struct nfs_server *server, struct nfs_fattr *fattr, - struct nfs_fh *fhandle, struct iattr *sattr, - struct nfs4_state *state) +static int nfs4_do_setattr(struct inode *inode, struct nfs_fattr *fattr, + struct iattr *sattr, struct nfs4_state *state) { + struct nfs_server *server = NFS_SERVER(inode); struct nfs4_exception exception = { }; int err; do { err = nfs4_handle_exception(server, - _nfs4_do_setattr(server, fattr, fhandle, sattr, - state), + _nfs4_do_setattr(inode, fattr, sattr, state), &exception); } while (exception.retry); return err; @@ -1504,8 +1505,7 @@ nfs4_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr, if (ctx != NULL) state = ctx->state; - status = nfs4_do_setattr(NFS_SERVER(inode), fattr, - NFS_FH(inode), sattr, state); + status = nfs4_do_setattr(inode, fattr, sattr, state); if (status == 0) nfs_setattr_update_inode(inode, sattr); if (ctx != NULL) @@ -1824,8 +1824,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr, d_instantiate(dentry, igrab(state->inode)); if (flags & O_EXCL) { struct nfs_fattr fattr; - status = nfs4_do_setattr(NFS_SERVER(dir), &fattr, - NFS_FH(state->inode), sattr, state); + status = nfs4_do_setattr(state->inode, &fattr, sattr, state); if (status == 0) nfs_setattr_update_inode(state->inode, sattr); } |