From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/include/linux/nfs4.h | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++---
1 files changed, 56 insertions(+), 3 deletions(-)
diff --git a/kernel/include/linux/nfs4.h b/kernel/include/linux/nfs4.h
index 1b06f0b..9dc7eea 100644
--- a/kernel/include/linux/nfs4.h
+++ b/kernel/include/linux/nfs4.h
@@ -16,6 +16,7 @@
#include <linux/list.h>
#include <linux/uidgid.h>
#include <uapi/linux/nfs4.h>
+#include <linux/sunrpc/msg_prot.h>
enum nfs4_acl_whotype {
NFS4_ACL_WHO_NAMED = 0,
@@ -37,7 +38,7 @@
struct nfs4_acl {
uint32_t naces;
- struct nfs4_ace aces[0];
+ struct nfs4_ace aces[];
};
#define NFS4_MAXLABELLEN 2048
@@ -149,6 +150,12 @@
OP_WRITE_SAME = 70,
OP_CLONE = 71,
+ /* xattr support (RFC8726) */
+ OP_GETXATTR = 72,
+ OP_SETXATTR = 73,
+ OP_LISTXATTRS = 74,
+ OP_REMOVEXATTR = 75,
+
OP_ILLEGAL = 10044,
};
@@ -158,7 +165,7 @@
#define FIRST_NFS4_OP OP_ACCESS
#define LAST_NFS40_OP OP_RELEASE_LOCKOWNER
#define LAST_NFS41_OP OP_RECLAIM_COMPLETE
-#define LAST_NFS42_OP OP_CLONE
+#define LAST_NFS42_OP OP_REMOVEXATTR
#define LAST_NFS4_OP LAST_NFS42_OP
enum nfsstat4 {
@@ -279,6 +286,10 @@
NFS4ERR_WRONG_LFS = 10092,
NFS4ERR_BADLABEL = 10093,
NFS4ERR_OFFLOAD_NO_REQS = 10094,
+
+ /* xattr (RFC8276) */
+ NFS4ERR_NOXATTR = 10095,
+ NFS4ERR_XATTR2BIG = 10096,
};
static inline bool seqid_mutating_err(u32 err)
@@ -294,7 +305,7 @@
case NFS4ERR_NOFILEHANDLE:
case NFS4ERR_MOVED:
return false;
- };
+ }
return true;
}
@@ -451,6 +462,7 @@
#define FATTR4_WORD2_CHANGE_ATTR_TYPE (1UL << 15)
#define FATTR4_WORD2_SECURITY_LABEL (1UL << 16)
#define FATTR4_WORD2_MODE_UMASK (1UL << 17)
+#define FATTR4_WORD2_XATTR_SUPPORT (1UL << 18)
/* MDS threshold bitmap bits */
#define THRESHOLD_RD (1UL << 0)
@@ -538,6 +550,14 @@
NFSPROC4_CLNT_OFFLOAD_CANCEL,
NFSPROC4_CLNT_LOOKUPP,
+ NFSPROC4_CLNT_LAYOUTERROR,
+ NFSPROC4_CLNT_COPY_NOTIFY,
+
+ NFSPROC4_CLNT_GETXATTR,
+ NFSPROC4_CLNT_SETXATTR,
+ NFSPROC4_CLNT_LISTXATTRS,
+ NFSPROC4_CLNT_REMOVEXATTR,
+ NFSPROC4_CLNT_READ_PLUS,
};
/* nfs41 types */
@@ -659,6 +679,7 @@
PNFS_UPDATE_LAYOUT_BLOCKED,
PNFS_UPDATE_LAYOUT_INVALID_OPEN,
PNFS_UPDATE_LAYOUT_SEND_LAYOUTGET,
+ PNFS_UPDATE_LAYOUT_EXIT,
};
#define NFS4_OP_MAP_NUM_LONGS \
@@ -672,4 +693,36 @@
} u;
};
+struct nfs42_netaddr {
+ char netid[RPCBIND_MAXNETIDLEN];
+ char addr[RPCBIND_MAXUADDRLEN + 1];
+ u32 netid_len;
+ u32 addr_len;
+};
+
+enum netloc_type4 {
+ NL4_NAME = 1,
+ NL4_URL = 2,
+ NL4_NETADDR = 3,
+};
+
+struct nl4_server {
+ enum netloc_type4 nl4_type;
+ union {
+ struct { /* NL4_NAME, NL4_URL */
+ int nl4_str_sz;
+ char nl4_str[NFS4_OPAQUE_LIMIT + 1];
+ };
+ struct nfs42_netaddr nl4_addr; /* NL4_NETADDR */
+ } u;
+};
+
+/*
+ * Options for setxattr. These match the flags for setxattr(2).
+ */
+enum nfs4_setxattr_options {
+ SETXATTR4_EITHER = 0,
+ SETXATTR4_CREATE = 1,
+ SETXATTR4_REPLACE = 2,
+};
#endif
--
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