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-rw-r--r--include/linux/nfs4.h9
-rw-r--r--include/linux/nfs_fs.h18
-rw-r--r--include/linux/nfs_xdr.h10
3 files changed, 37 insertions, 0 deletions
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 42046004a2f..e36dee52f22 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -32,6 +32,15 @@ struct nfs4_acl {
struct nfs4_ace aces[0];
};
+#define NFS4_MAXLABELLEN 2048
+
+struct nfs4_label {
+ uint32_t lfs;
+ uint32_t pi;
+ u32 len;
+ char *label;
+};
+
typedef struct { char data[NFS4_VERIFIER_SIZE]; } nfs4_verifier;
struct nfs_stateid4 {
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index fc01d5cb4cf..39b24041a4c 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -497,6 +497,24 @@ extern int nfs_mountpoint_expiry_timeout;
extern void nfs_release_automount_timer(void);
/*
+ * linux/fs/nfs/nfs4proc.c
+ */
+#ifdef CONFIG_NFS_V4_SECURITY_LABEL
+extern struct nfs4_label *nfs4_label_alloc(struct nfs_server *server, gfp_t flags);
+static inline void nfs4_label_free(struct nfs4_label *label)
+{
+ if (label) {
+ kfree(label->label);
+ kfree(label);
+ }
+ return;
+}
+#else
+static inline struct nfs4_label *nfs4_label_alloc(struct nfs_server *server, gfp_t flags) { return NULL; }
+static inline void nfs4_label_free(void *label) {}
+#endif
+
+/*
* linux/fs/nfs/unlink.c
*/
extern void nfs_complete_unlink(struct dentry *dentry, struct inode *);
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index bfdf6e04283..d799b9f8682 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -349,6 +349,7 @@ struct nfs_openargs {
const u32 * open_bitmap;
__u32 claim;
enum createmode4 createmode;
+ const struct nfs4_label *label;
};
struct nfs_openres {
@@ -358,6 +359,7 @@ 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;
@@ -600,6 +602,7 @@ struct nfs_entry {
int eof;
struct nfs_fh * fh;
struct nfs_fattr * fattr;
+ struct nfs4_label *label;
unsigned char d_type;
struct nfs_server * server;
};
@@ -632,6 +635,7 @@ struct nfs_setattrargs {
struct iattr * iap;
const struct nfs_server * server; /* Needed for name mapping */
const u32 * bitmask;
+ const struct nfs4_label *label;
};
struct nfs_setaclargs {
@@ -667,6 +671,7 @@ struct nfs_getaclres {
struct nfs_setattrres {
struct nfs4_sequence_res seq_res;
struct nfs_fattr * fattr;
+ struct nfs4_label *label;
const struct nfs_server * server;
};
@@ -864,6 +869,7 @@ struct nfs4_create_arg {
const struct iattr * attrs;
const struct nfs_fh * dir_fh;
const u32 * bitmask;
+ const struct nfs4_label *label;
};
struct nfs4_create_res {
@@ -871,6 +877,7 @@ struct nfs4_create_res {
const struct nfs_server * server;
struct nfs_fh * fh;
struct nfs_fattr * fattr;
+ struct nfs4_label *label;
struct nfs4_change_info dir_cinfo;
};
@@ -895,6 +902,7 @@ struct nfs4_getattr_res {
struct nfs4_sequence_res seq_res;
const struct nfs_server * server;
struct nfs_fattr * fattr;
+ struct nfs4_label *label;
};
struct nfs4_link_arg {
@@ -909,6 +917,7 @@ struct nfs4_link_res {
struct nfs4_sequence_res seq_res;
const struct nfs_server * server;
struct nfs_fattr * fattr;
+ struct nfs4_label *label;
struct nfs4_change_info cinfo;
struct nfs_fattr * dir_attr;
};
@@ -926,6 +935,7 @@ struct nfs4_lookup_res {
const struct nfs_server * server;
struct nfs_fattr * fattr;
struct nfs_fh * fh;
+ struct nfs4_label *label;
};
struct nfs4_lookup_root_arg {