NFSv4: Cleanup: pass the nfs_open_context to nfs4_do_open

All the callers have an open_context at this point, and since we always
need one in order to do state recovery, it makes sense to use it as the
basis for the nfs4_do_open() call.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 7490359..32d942d 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -1996,18 +1996,19 @@ out:
  * Returns a referenced nfs4_state
  */
 static int _nfs4_do_open(struct inode *dir,
-                       struct dentry *dentry,
-                       fmode_t fmode,
+                       struct nfs_open_context *ctx,
                        int flags,
                        struct iattr *sattr,
-                       struct rpc_cred *cred,
-                       struct nfs4_state **res,
-                       struct nfs4_threshold **ctx_th)
+                       struct nfs4_state **res)
 {
        struct nfs4_state_owner  *sp;
        struct nfs4_state     *state = NULL;
        struct nfs_server       *server = NFS_SERVER(dir);
        struct nfs4_opendata *opendata;
+       struct dentry *dentry = ctx->dentry;
+       struct rpc_cred *cred = ctx->cred;
+       struct nfs4_threshold **ctx_th = &ctx->mdsthreshold;
+       fmode_t fmode = ctx->mode & (FMODE_READ|FMODE_WRITE|FMODE_EXEC);
        enum open_claim_type4 claim = NFS4_OPEN_CLAIM_NULL;
        int status;
 
@@ -2079,22 +2080,17 @@ out_err:
 
 
 static struct nfs4_state *nfs4_do_open(struct inode *dir,
-                                       struct dentry *dentry,
-                                       fmode_t fmode,
+                                       struct nfs_open_context *ctx,
                                        int flags,
-                                       struct iattr *sattr,
-                                       struct rpc_cred *cred,
-                                       struct nfs4_threshold **ctx_th)
+                                       struct iattr *sattr)
 {
        struct nfs_server *server = NFS_SERVER(dir);
        struct nfs4_exception exception = { };
        struct nfs4_state *res;
        int status;
 
-       fmode &= FMODE_READ|FMODE_WRITE|FMODE_EXEC;
        do {
-               status = _nfs4_do_open(dir, dentry, fmode, flags, sattr, cred,
-                                      &res, ctx_th);
+               status = _nfs4_do_open(dir, ctx, flags, sattr, &res);
                if (status == 0)
                        break;
                /* NOTE: BAD_SEQID means the server and client disagree about the
@@ -2446,8 +2442,7 @@ nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags
        struct nfs4_state *state;
 
        /* Protect against concurrent sillydeletes */
-       state = nfs4_do_open(dir, ctx->dentry, ctx->mode, open_flags, attr,
-                            ctx->cred, &ctx->mdsthreshold);
+       state = nfs4_do_open(dir, ctx, open_flags, attr);
        if (IS_ERR(state))
                return ERR_CAST(state);
        ctx->state = state;
@@ -3056,9 +3051,7 @@ nfs4_proc_create(struct inode *dir, struct dentry *dentry, struct iattr *sattr,
                return PTR_ERR(ctx);
 
        sattr->ia_mode &= ~current_umask();
-       state = nfs4_do_open(dir, dentry, ctx->mode,
-                       flags, sattr, ctx->cred,
-                       &ctx->mdsthreshold);
+       state = nfs4_do_open(dir, ctx, flags, sattr);
        d_drop(dentry);
        if (IS_ERR(state)) {
                status = PTR_ERR(state);