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NFS: Remove the nfs4_label from the nfs_setattrres 

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
pull/78/merge
Anna Schumaker 2021-10-22 13:11:08 -04:00 committed by Trond Myklebust
parent 2ef61e0eaa
commit 1b00ad6579
4 changed files with 18 additions and 43 deletions
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2
fs/nfs/inode.c
View File

@ -650,7 +650,7 @@ nfs_setattr(struct user_namespace *mnt_userns, struct dentry *dentry,
if (S_ISREG(inode->i_mode)) if (S_ISREG(inode->i_mode))
nfs_sync_inode(inode); nfs_sync_inode(inode);
fattr = nfs_alloc_fattr(); fattr = nfs_alloc_fattr_with_label(NFS_SERVER(inode));
if (fattr == NULL) { if (fattr == NULL) {
error = -ENOMEM; error = -ENOMEM;
goto out; goto out;

56
fs/nfs/nfs4proc.c
View File

@ -97,8 +97,7 @@ static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
struct nfs_fattr *fattr, struct inode *inode); struct nfs_fattr *fattr, struct inode *inode);
static int nfs4_do_setattr(struct inode *inode, const struct cred *cred, static int nfs4_do_setattr(struct inode *inode, const struct cred *cred,
struct nfs_fattr *fattr, struct iattr *sattr, struct nfs_fattr *fattr, struct iattr *sattr,
struct nfs_open_context *ctx, struct nfs4_label *ilabel, struct nfs_open_context *ctx, struct nfs4_label *ilabel);
struct nfs4_label *olabel);
#ifdef CONFIG_NFS_V4_1 #ifdef CONFIG_NFS_V4_1
static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp, static struct rpc_task *_nfs41_proc_sequence(struct nfs_client *clp,
const struct cred *cred, const struct cred *cred,
@ -3176,7 +3175,7 @@ static int _nfs4_do_open(struct inode *dir,
nfs_fattr_init(opendata->o_res.f_attr); nfs_fattr_init(opendata->o_res.f_attr);
status = nfs4_do_setattr(state->inode, cred, status = nfs4_do_setattr(state->inode, cred,
opendata->o_res.f_attr, sattr, opendata->o_res.f_attr, sattr,
ctx, label, opendata->o_res.f_attr->label); ctx, label);
if (status == 0) { if (status == 0) {
nfs_setattr_update_inode(state->inode, sattr, nfs_setattr_update_inode(state->inode, sattr,
opendata->o_res.f_attr); opendata->o_res.f_attr);
@ -3341,8 +3340,7 @@ zero_stateid:
static int nfs4_do_setattr(struct inode *inode, const struct cred *cred, static int nfs4_do_setattr(struct inode *inode, const struct cred *cred,
struct nfs_fattr *fattr, struct iattr *sattr, struct nfs_fattr *fattr, struct iattr *sattr,
struct nfs_open_context *ctx, struct nfs4_label *ilabel, struct nfs_open_context *ctx, struct nfs4_label *ilabel)
struct nfs4_label *olabel)
{ {
struct nfs_server *server = NFS_SERVER(inode); struct nfs_server *server = NFS_SERVER(inode);
__u32 bitmask[NFS4_BITMASK_SZ]; __u32 bitmask[NFS4_BITMASK_SZ];
@ -3356,7 +3354,6 @@ static int nfs4_do_setattr(struct inode *inode, const struct cred *cred,
}; };
struct nfs_setattrres res = { struct nfs_setattrres res = {
.fattr = fattr, .fattr = fattr,
.label = olabel,
.server = server, .server = server,
}; };
struct nfs4_exception exception = { struct nfs4_exception exception = {
@ -3373,7 +3370,7 @@ static int nfs4_do_setattr(struct inode *inode, const struct cred *cred,
adjust_flags |= NFS_INO_INVALID_OTHER; adjust_flags |= NFS_INO_INVALID_OTHER;
do { do {
nfs4_bitmap_copy_adjust(bitmask, nfs4_bitmask(server, olabel), nfs4_bitmap_copy_adjust(bitmask, nfs4_bitmask(server, fattr->label),
inode, adjust_flags); inode, adjust_flags);
err = _nfs4_do_setattr(inode, &arg, &res, cred, ctx); err = _nfs4_do_setattr(inode, &arg, &res, cred, ctx);
@ -4232,7 +4229,6 @@ nfs4_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
struct inode *inode = d_inode(dentry); struct inode *inode = d_inode(dentry);
const struct cred *cred = NULL; const struct cred *cred = NULL;
struct nfs_open_context *ctx = NULL; struct nfs_open_context *ctx = NULL;
struct nfs4_label *label = NULL;
int status; int status;
if (pnfs_ld_layoutret_on_setattr(inode) && if (pnfs_ld_layoutret_on_setattr(inode) &&
@ -4258,20 +4254,15 @@ nfs4_proc_setattr(struct dentry *dentry, struct nfs_fattr *fattr,
cred = ctx->cred; cred = ctx->cred;
} }
label = nfs4_label_alloc(NFS_SERVER(inode), GFP_KERNEL);
if (IS_ERR(label))
return PTR_ERR(label);
/* Return any delegations if we're going to change ACLs */ /* Return any delegations if we're going to change ACLs */
if ((sattr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0) if ((sattr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0)
nfs4_inode_make_writeable(inode); nfs4_inode_make_writeable(inode);
status = nfs4_do_setattr(inode, cred, fattr, sattr, ctx, NULL, label); status = nfs4_do_setattr(inode, cred, fattr, sattr, ctx, NULL);
if (status == 0) { if (status == 0) {
nfs_setattr_update_inode(inode, sattr, fattr); nfs_setattr_update_inode(inode, sattr, fattr);
nfs_setsecurity(inode, fattr, label); nfs_setsecurity(inode, fattr, fattr->label);
} }
nfs4_label_free(label);
return status; return status;
} }
@ -6021,8 +6012,7 @@ static int nfs4_get_security_label(struct inode *inode, void *buf,
static int _nfs4_do_set_security_label(struct inode *inode, static int _nfs4_do_set_security_label(struct inode *inode,
struct nfs4_label *ilabel, struct nfs4_label *ilabel,
struct nfs_fattr *fattr, struct nfs_fattr *fattr)
struct nfs4_label *olabel)
{ {
struct iattr sattr = {0}; struct iattr sattr = {0};
@ -6037,7 +6027,6 @@ static int _nfs4_do_set_security_label(struct inode *inode,
}; };
struct nfs_setattrres res = { struct nfs_setattrres res = {
.fattr = fattr, .fattr = fattr,
.label = olabel,
.server = server, .server = server,
}; };
struct rpc_message msg = { struct rpc_message msg = {
@ -6058,15 +6047,13 @@ static int _nfs4_do_set_security_label(struct inode *inode,
static int nfs4_do_set_security_label(struct inode *inode, static int nfs4_do_set_security_label(struct inode *inode,
struct nfs4_label *ilabel, struct nfs4_label *ilabel,
struct nfs_fattr *fattr, struct nfs_fattr *fattr)
struct nfs4_label *olabel)
{ {
struct nfs4_exception exception = { }; struct nfs4_exception exception = { };
int err; int err;
do { do {
err = _nfs4_do_set_security_label(inode, ilabel, err = _nfs4_do_set_security_label(inode, ilabel, fattr);
fattr, olabel);
trace_nfs4_set_security_label(inode, err); trace_nfs4_set_security_label(inode, err);
err = nfs4_handle_exception(NFS_SERVER(inode), err, err = nfs4_handle_exception(NFS_SERVER(inode), err,
&exception); &exception);
@ -6077,32 +6064,21 @@ static int nfs4_do_set_security_label(struct inode *inode,
static int static int
nfs4_set_security_label(struct inode *inode, const void *buf, size_t buflen) nfs4_set_security_label(struct inode *inode, const void *buf, size_t buflen)
{ {
struct nfs4_label ilabel, *olabel = NULL; struct nfs4_label ilabel = {0, 0, buflen, (char *)buf };
struct nfs_fattr fattr; struct nfs_fattr *fattr;
int status; int status;
if (!nfs_server_capable(inode, NFS_CAP_SECURITY_LABEL)) if (!nfs_server_capable(inode, NFS_CAP_SECURITY_LABEL))
return -EOPNOTSUPP; return -EOPNOTSUPP;
nfs_fattr_init(&fattr); fattr = nfs_alloc_fattr_with_label(NFS_SERVER(inode));
if (fattr == NULL)
return -ENOMEM;
ilabel.pi = 0; status = nfs4_do_set_security_label(inode, &ilabel, fattr);
ilabel.lfs = 0;
ilabel.label = (char *)buf;
ilabel.len = buflen;
olabel = nfs4_label_alloc(NFS_SERVER(inode), GFP_KERNEL);
if (IS_ERR(olabel)) {
status = -PTR_ERR(olabel);
goto out;
}
status = nfs4_do_set_security_label(inode, &ilabel, &fattr, olabel);
if (status == 0) if (status == 0)
nfs_setsecurity(inode, &fattr, olabel); nfs_setsecurity(inode, fattr, fattr->label);
nfs4_label_free(olabel);
out:
return status; return status;
} }
#endif /* CONFIG_NFS_V4_SECURITY_LABEL */ #endif /* CONFIG_NFS_V4_SECURITY_LABEL */

2
fs/nfs/nfs4xdr.c
View File

@ -6608,7 +6608,7 @@ static int nfs4_xdr_dec_setattr(struct rpc_rqst *rqstp,
status = decode_setattr(xdr); status = decode_setattr(xdr);
if (status) if (status)
goto out; goto out;
decode_getfattr_label(xdr, res->fattr, res->label, res->server); decode_getfattr_label(xdr, res->fattr, res->fattr->label, res->server);
out: out:
return status; return status;
} }

1
include/linux/nfs_xdr.h
View File

@ -832,7 +832,6 @@ struct nfs_getaclres {
struct nfs_setattrres { struct nfs_setattrres {
struct nfs4_sequence_res seq_res; struct nfs4_sequence_res seq_res;
struct nfs_fattr * fattr; struct nfs_fattr * fattr;
struct nfs4_label *label;
const struct nfs_server * server; const struct nfs_server * server;
}; };