NFS: Remove the f_label from the nfs4_opendata and nfs_openres
authorAnna Schumaker <Anna.Schumaker@Netapp.com>
Fri, 22 Oct 2021 17:11:06 +0000 (13:11 -0400)
committerTrond Myklebust <trond.myklebust@hammerspace.com>
Fri, 5 Nov 2021 18:54:39 +0000 (14:54 -0400)
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
fs/nfs/nfs4_fs.h
fs/nfs/nfs4proc.c
fs/nfs/nfs4xdr.c
include/linux/nfs_xdr.h

index ba78df4b13d94bf974738197ed595b95e02d388a..b621e29e61878356453aaeb2bc5a8a403bae6b5b 100644 (file)
@@ -234,7 +234,6 @@ struct nfs4_opendata {
        struct nfs4_string group_name;
        struct nfs4_label *a_label;
        struct nfs_fattr f_attr;
-       struct nfs4_label *f_label;
        struct dentry *dir;
        struct dentry *dentry;
        struct nfs4_state_owner *owner;
index caa5a1467f94961fac08cb024bd1f02c7b358f83..cb0613e0ef8f380e8bca10f8fce3131d8c48c5c7 100644 (file)
@@ -1329,7 +1329,6 @@ nfs4_map_atomic_open_claim(struct nfs_server *server,
 static void nfs4_init_opendata_res(struct nfs4_opendata *p)
 {
        p->o_res.f_attr = &p->f_attr;
-       p->o_res.f_label = p->f_label;
        p->o_res.seqid = p->o_arg.seqid;
        p->c_res.seqid = p->c_arg.seqid;
        p->o_res.server = p->o_arg.server;
@@ -1355,8 +1354,8 @@ static struct nfs4_opendata *nfs4_opendata_alloc(struct dentry *dentry,
        if (p == NULL)
                goto err;
 
-       p->f_label = nfs4_label_alloc(server, gfp_mask);
-       if (IS_ERR(p->f_label))
+       p->f_attr.label = nfs4_label_alloc(server, gfp_mask);
+       if (IS_ERR(p->f_attr.label))
                goto err_free_p;
 
        p->a_label = nfs4_label_alloc(server, gfp_mask);
@@ -1434,7 +1433,7 @@ static struct nfs4_opendata *nfs4_opendata_alloc(struct dentry *dentry,
 err_free_label:
        nfs4_label_free(p->a_label);
 err_free_f:
-       nfs4_label_free(p->f_label);
+       nfs4_label_free(p->f_attr.label);
 err_free_p:
        kfree(p);
 err:
@@ -1456,7 +1455,7 @@ static void nfs4_opendata_free(struct kref *kref)
        nfs4_put_state_owner(p->owner);
 
        nfs4_label_free(p->a_label);
-       nfs4_label_free(p->f_label);
+       nfs4_label_free(p->f_attr.label);
 
        dput(p->dir);
        dput(p->dentry);
@@ -2009,7 +2008,7 @@ nfs4_opendata_get_inode(struct nfs4_opendata *data)
                if (!(data->f_attr.valid & NFS_ATTR_FATTR))
                        return ERR_PTR(-EAGAIN);
                inode = nfs_fhget(data->dir->d_sb, &data->o_res.fh,
-                               &data->f_attr, data->f_label);
+                               &data->f_attr, data->f_attr.label);
                break;
        default:
                inode = d_inode(data->dentry);
@@ -2709,7 +2708,7 @@ static int _nfs4_proc_open(struct nfs4_opendata *data,
        if (!(o_res->f_attr->valid & NFS_ATTR_FATTR)) {
                nfs4_sequence_free_slot(&o_res->seq_res);
                nfs4_proc_getattr(server, &o_res->fh, o_res->f_attr,
-                               o_res->f_label, NULL);
+                               o_res->f_attr->label, NULL);
        }
        return 0;
 }
@@ -3125,7 +3124,6 @@ static int _nfs4_do_open(struct inode *dir,
        enum open_claim_type4 claim = NFS4_OPEN_CLAIM_NULL;
        struct iattr *sattr = c->sattr;
        struct nfs4_label *label = c->label;
-       struct nfs4_label *olabel = NULL;
        int status;
 
        /* Protect against reboot recovery conflicts */
@@ -3148,19 +3146,11 @@ static int _nfs4_do_open(struct inode *dir,
        if (opendata == NULL)
                goto err_put_state_owner;
 
-       if (label) {
-               olabel = nfs4_label_alloc(server, GFP_KERNEL);
-               if (IS_ERR(olabel)) {
-                       status = PTR_ERR(olabel);
-                       goto err_opendata_put;
-               }
-       }
-
        if (server->attr_bitmask[2] & FATTR4_WORD2_MDSTHRESHOLD) {
                if (!opendata->f_attr.mdsthreshold) {
                        opendata->f_attr.mdsthreshold = pnfs_mdsthreshold_alloc();
                        if (!opendata->f_attr.mdsthreshold)
-                               goto err_free_label;
+                               goto err_opendata_put;
                }
                opendata->o_arg.open_bitmap = &nfs4_pnfs_open_bitmap[0];
        }
@@ -3169,7 +3159,7 @@ static int _nfs4_do_open(struct inode *dir,
 
        status = _nfs4_open_and_get_state(opendata, flags, ctx);
        if (status != 0)
-               goto err_free_label;
+               goto err_opendata_put;
        state = ctx->state;
 
        if ((opendata->o_arg.open_flags & (O_CREAT|O_EXCL)) == (O_CREAT|O_EXCL) &&
@@ -3186,11 +3176,12 @@ static int _nfs4_do_open(struct inode *dir,
                        nfs_fattr_init(opendata->o_res.f_attr);
                        status = nfs4_do_setattr(state->inode, cred,
                                        opendata->o_res.f_attr, sattr,
-                                       ctx, label, olabel);
+                                       ctx, label, opendata->o_res.f_attr->label);
                        if (status == 0) {
                                nfs_setattr_update_inode(state->inode, sattr,
                                                opendata->o_res.f_attr);
-                               nfs_setsecurity(state->inode, opendata->o_res.f_attr, olabel);
+                               nfs_setsecurity(state->inode, opendata->o_res.f_attr,
+                                               opendata->o_res.f_attr->label);
                        }
                        sattr->ia_valid = ia_old;
                }
@@ -3203,13 +3194,9 @@ static int _nfs4_do_open(struct inode *dir,
                opendata->f_attr.mdsthreshold = NULL;
        }
 
-       nfs4_label_free(olabel);
-
        nfs4_opendata_put(opendata);
        nfs4_put_state_owner(sp);
        return 0;
-err_free_label:
-       nfs4_label_free(olabel);
 err_opendata_put:
        nfs4_opendata_put(opendata);
 err_put_state_owner:
index 0044747f9314e0defd92955660c269d0ba24bb8c..09bd1d121318e21326a6a9ca6140816804f5b785 100644 (file)
@@ -6524,7 +6524,7 @@ static int nfs4_xdr_dec_open(struct rpc_rqst *rqstp, struct xdr_stream *xdr,
                goto out;
        if (res->access_request)
                decode_access(xdr, &res->access_supported, &res->access_result);
-       decode_getfattr_label(xdr, res->f_attr, res->f_label, res->server);
+       decode_getfattr_label(xdr, res->f_attr, res->f_attr->label, res->server);
        if (res->lg_res)
                decode_layoutget(xdr, rqstp, res->lg_res);
 out:
index f0a685d9b8bd6dd5dc020e62782a76938ef507de..cb28e01ea41edf050e0d17c3357a4c384e04d9b9 100644 (file)
@@ -488,7 +488,6 @@ struct nfs_openres {
        struct nfs4_change_info cinfo;
        __u32                   rflags;
        struct nfs_fattr *      f_attr;
-       struct nfs4_label       *f_label;
        struct nfs_seqid *      seqid;
        const struct nfs_server *server;
        fmode_t                 delegation_type;