change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/fs/nfsd/state.h
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@@ -39,6 +39,7 @@
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 #include <linux/refcount.h>
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 #include <linux/sunrpc/svc_xprt.h>
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 #include "nfsfh.h"
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+#include "nfsd.h"
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 typedef struct {
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 	u32             cl_boot;
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@@ -55,12 +56,13 @@
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 	stateid_opaque_t        si_opaque;
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 } stateid_t;
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-#define STATEID_FMT	"(%08x/%08x/%08x/%08x)"
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-#define STATEID_VAL(s) \
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-	(s)->si_opaque.so_clid.cl_boot, \
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-	(s)->si_opaque.so_clid.cl_id, \
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-	(s)->si_opaque.so_id, \
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-	(s)->si_generation
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+typedef struct {
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+	stateid_t		stid;
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+#define NFS4_COPY_STID 1
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+#define NFS4_COPYNOTIFY_STID 2
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+	unsigned char		sc_type;
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+	refcount_t		sc_count;
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+} copy_stateid_t;
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 struct nfsd4_callback {
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 	struct nfs4_client *cb_clp;
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@@ -95,12 +97,24 @@
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 #define NFS4_REVOKED_DELEG_STID 16
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 #define NFS4_CLOSED_DELEG_STID 32
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 #define NFS4_LAYOUT_STID 64
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+	struct list_head	sc_cp_list;
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 	unsigned char		sc_type;
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 	stateid_t		sc_stateid;
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 	spinlock_t		sc_lock;
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 	struct nfs4_client	*sc_client;
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 	struct nfs4_file	*sc_file;
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 	void			(*sc_free)(struct nfs4_stid *);
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+};
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+
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+/* Keep a list of stateids issued by the COPY_NOTIFY, associate it with the
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+ * parent OPEN/LOCK/DELEG stateid.
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+ */
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+struct nfs4_cpntf_state {
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+	copy_stateid_t		cp_stateid;
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+	struct list_head	cp_list;	/* per parent nfs4_stid */
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+	stateid_t		cp_p_stateid;	/* copy of parent's stateid */
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+	clientid_t		cp_p_clid;	/* copy of parent's clid */
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+	time64_t		cpntf_time;	/* last time stateid used */
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 };
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 /*
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@@ -131,7 +145,7 @@
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 	struct list_head	dl_recall_lru;  /* delegation recalled */
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 	struct nfs4_clnt_odstate *dl_clnt_odstate;
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 	u32			dl_type;
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-	time_t			dl_time;
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+	time64_t		dl_time;
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 /* For recall: */
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 	int			dl_retries;
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 	struct nfsd4_callback	dl_recall;
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@@ -309,13 +323,17 @@
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 #endif
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 	struct xdr_netobj	cl_name; 	/* id generated by client */
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 	nfs4_verifier		cl_verifier; 	/* generated by client */
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-	time_t                  cl_time;        /* time of last lease renewal */
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+	time64_t		cl_time;	/* time of last lease renewal */
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 	struct sockaddr_storage	cl_addr; 	/* client ipaddress */
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 	bool			cl_mach_cred;	/* SP4_MACH_CRED in force */
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 	struct svc_cred		cl_cred; 	/* setclientid principal */
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 	clientid_t		cl_clientid;	/* generated by server */
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 	nfs4_verifier		cl_confirm;	/* generated by server */
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 	u32			cl_minorversion;
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+	/* NFSv4.1 client implementation id: */
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+	struct xdr_netobj	cl_nii_domain;
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+	struct xdr_netobj	cl_nii_name;
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+	struct timespec64	cl_nii_time;
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 	/* for v4.0 and v4.1 callbacks: */
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 	struct nfs4_cb_conn	cl_cb_conn;
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@@ -328,7 +346,7 @@
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 #define NFSD4_CLIENT_CB_FLAG_MASK	(1 << NFSD4_CLIENT_CB_UPDATE | \
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 					 1 << NFSD4_CLIENT_CB_KILL)
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 	unsigned long		cl_flags;
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-	struct rpc_cred		*cl_cb_cred;
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+	const struct cred	*cl_cb_cred;
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 	struct rpc_clnt		*cl_cb_client;
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 	u32			cl_cb_ident;
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 #define NFSD4_CB_UP		0
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@@ -347,8 +365,12 @@
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 	struct nfsd4_clid_slot	cl_cs_slot;	/* create_session slot */
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 	u32			cl_exchange_flags;
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 	/* number of rpc's in progress over an associated session: */
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-	atomic_t		cl_refcount;
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+	atomic_t		cl_rpc_users;
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+	struct nfsdfs_client	cl_nfsdfs;
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 	struct nfs4_op_map      cl_spo_must_allow;
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+
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+	/* debugging info directory under nfsd/clients/ : */
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+	struct dentry		*cl_nfsd_dentry;
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 	/* for nfs41 callbacks */
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 	/* We currently support a single back channel with a single slot */
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@@ -356,6 +378,9 @@
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 	struct rpc_wait_queue	cl_cb_waitq;	/* backchannel callers may */
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 						/* wait here for slots */
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 	struct net		*net;
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+	struct list_head	async_copies;	/* list of async copies */
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+	spinlock_t		async_lock;	/* lock for async copies */
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+	atomic_t		cl_cb_inflight;	/* Outstanding callbacks */
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 };
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 /* struct nfs4_client_reset
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@@ -366,7 +391,8 @@
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 struct nfs4_client_reclaim {
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 	struct list_head	cr_strhash;	/* hash by cr_name */
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 	struct nfs4_client	*cr_clp;	/* pointer to associated clp */
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-	char			cr_recdir[HEXDIR_LEN]; /* recover dir */
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+	struct xdr_netobj	cr_name;	/* recovery dir name */
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+	struct xdr_netobj	cr_princhash;
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 };
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 /* A reasonable value for REPLAY_ISIZE was estimated as follows:  
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@@ -436,7 +462,7 @@
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 	 */
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 	struct list_head	oo_close_lru;
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 	struct nfs4_ol_stateid *oo_last_closed_stid;
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-	time_t			oo_time; /* time of placement on so_close_lru */
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+	time64_t		oo_time; /* time of placement on so_close_lru */
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 #define NFS4_OO_CONFIRMED   1
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 	unsigned char		oo_flags;
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 };
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@@ -495,7 +521,7 @@
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 	};
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 	struct list_head	fi_clnt_odstate;
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 	/* One each for O_RDONLY, O_WRONLY, O_RDWR: */
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-	struct file *		fi_fds[3];
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+	struct nfsd_file	*fi_fds[3];
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 	/*
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 	 * Each open or lock stateid contributes 0-4 to the counts
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 	 * below depending on which bits are set in st_access_bitmap:
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@@ -505,7 +531,7 @@
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 	 */
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 	atomic_t		fi_access[2];
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 	u32			fi_share_deny;
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-	struct file		*fi_deleg_file;
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+	struct nfsd_file	*fi_deleg_file;
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 	int			fi_delegees;
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 	struct knfsd_fh		fi_fhandle;
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 	bool			fi_had_conflict;
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@@ -554,7 +580,7 @@
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 	spinlock_t			ls_lock;
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 	struct list_head		ls_layouts;
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 	u32				ls_layout_type;
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-	struct file			*ls_file;
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+	struct nfsd_file		*ls_file;
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 	struct nfsd4_callback		ls_recall;
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 	stateid_t			ls_recall_sid;
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 	bool				ls_recalled;
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@@ -574,6 +600,7 @@
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 	NFSPROC4_CLNT_CB_NULL = 0,
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 	NFSPROC4_CLNT_CB_RECALL,
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 	NFSPROC4_CLNT_CB_LAYOUT,
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+	NFSPROC4_CLNT_CB_OFFLOAD,
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 	NFSPROC4_CLNT_CB_SEQUENCE,
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 	NFSPROC4_CLNT_CB_NOTIFY_LOCK,
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 };
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@@ -592,7 +619,7 @@
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 struct nfsd4_blocked_lock {
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 	struct list_head	nbl_list;
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 	struct list_head	nbl_lru;
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-	time_t			nbl_time;
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+	time64_t		nbl_time;
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 	struct file_lock	nbl_lock;
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 	struct knfsd_fh		nbl_fh;
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 	struct nfsd4_callback	nbl_cb;
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@@ -600,21 +627,27 @@
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 struct nfsd4_compound_state;
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 struct nfsd_net;
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+struct nfsd4_copy;
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 extern __be32 nfs4_preprocess_stateid_op(struct svc_rqst *rqstp,
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 		struct nfsd4_compound_state *cstate, struct svc_fh *fhp,
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-		stateid_t *stateid, int flags, struct file **filp, bool *tmp_file);
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+		stateid_t *stateid, int flags, struct nfsd_file **filp,
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+		struct nfs4_stid **cstid);
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 __be32 nfsd4_lookup_stateid(struct nfsd4_compound_state *cstate,
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 		     stateid_t *stateid, unsigned char typemask,
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 		     struct nfs4_stid **s, struct nfsd_net *nn);
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 struct nfs4_stid *nfs4_alloc_stid(struct nfs4_client *cl, struct kmem_cache *slab,
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 				  void (*sc_free)(struct nfs4_stid *));
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+int nfs4_init_copy_state(struct nfsd_net *nn, struct nfsd4_copy *copy);
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+void nfs4_free_copy_state(struct nfsd4_copy *copy);
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+struct nfs4_cpntf_state *nfs4_alloc_init_cpntf_state(struct nfsd_net *nn,
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+			struct nfs4_stid *p_stid);
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 void nfs4_unhash_stid(struct nfs4_stid *s);
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 void nfs4_put_stid(struct nfs4_stid *s);
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 void nfs4_inc_and_copy_stateid(stateid_t *dst, struct nfs4_stid *stid);
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 void nfs4_remove_reclaim_record(struct nfs4_client_reclaim *, struct nfsd_net *);
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 extern void nfs4_release_reclaim(struct nfsd_net *);
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-extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(const char *recdir,
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+extern struct nfs4_client_reclaim *nfsd4_find_reclaim_client(struct xdr_netobj name,
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 							struct nfsd_net *nn);
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 extern __be32 nfs4_check_open_reclaim(clientid_t *clid,
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 		struct nfsd4_compound_state *cstate, struct nfsd_net *nn);
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@@ -627,18 +660,27 @@
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 extern int nfsd4_create_callback_queue(void);
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 extern void nfsd4_destroy_callback_queue(void);
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 extern void nfsd4_shutdown_callback(struct nfs4_client *);
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+extern void nfsd4_shutdown_copy(struct nfs4_client *clp);
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 extern void nfsd4_prepare_cb_recall(struct nfs4_delegation *dp);
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-extern struct nfs4_client_reclaim *nfs4_client_to_reclaim(const char *name,
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-							struct nfsd_net *nn);
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-extern bool nfs4_has_reclaimed_state(const char *name, struct nfsd_net *nn);
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+extern struct nfs4_client_reclaim *nfs4_client_to_reclaim(struct xdr_netobj name,
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+				struct xdr_netobj princhash, struct nfsd_net *nn);
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+extern bool nfs4_has_reclaimed_state(struct xdr_netobj name, struct nfsd_net *nn);
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 struct nfs4_file *find_file(struct knfsd_fh *fh);
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 void put_nfs4_file(struct nfs4_file *fi);
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+extern void nfs4_put_copy(struct nfsd4_copy *copy);
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+extern struct nfsd4_copy *
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+find_async_copy(struct nfs4_client *clp, stateid_t *staetid);
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+extern void nfs4_put_cpntf_state(struct nfsd_net *nn,
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+				 struct nfs4_cpntf_state *cps);
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+extern __be32 manage_cpntf_state(struct nfsd_net *nn, stateid_t *st,
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+				 struct nfs4_client *clp,
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+				 struct nfs4_cpntf_state **cps);
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 static inline void get_nfs4_file(struct nfs4_file *fi)
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 {
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 	refcount_inc(&fi->fi_ref);
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 }
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-struct file *find_any_file(struct nfs4_file *f);
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+struct nfsd_file *find_any_file(struct nfs4_file *f);
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 /* grace period management */
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 void nfsd4_end_grace(struct nfsd_net *nn);
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@@ -650,32 +692,5 @@
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 extern void nfsd4_client_record_remove(struct nfs4_client *clp);
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 extern int nfsd4_client_record_check(struct nfs4_client *clp);
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 extern void nfsd4_record_grace_done(struct nfsd_net *nn);
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-
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-/* nfs fault injection functions */
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-#ifdef CONFIG_NFSD_FAULT_INJECTION
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-int nfsd_fault_inject_init(void);
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-void nfsd_fault_inject_cleanup(void);
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-
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-u64 nfsd_inject_print_clients(void);
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-u64 nfsd_inject_forget_client(struct sockaddr_storage *, size_t);
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-u64 nfsd_inject_forget_clients(u64);
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-
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-u64 nfsd_inject_print_locks(void);
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-u64 nfsd_inject_forget_client_locks(struct sockaddr_storage *, size_t);
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-u64 nfsd_inject_forget_locks(u64);
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-
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-u64 nfsd_inject_print_openowners(void);
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-u64 nfsd_inject_forget_client_openowners(struct sockaddr_storage *, size_t);
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-u64 nfsd_inject_forget_openowners(u64);
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-
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-u64 nfsd_inject_print_delegations(void);
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-u64 nfsd_inject_forget_client_delegations(struct sockaddr_storage *, size_t);
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-u64 nfsd_inject_forget_delegations(u64);
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-u64 nfsd_inject_recall_client_delegations(struct sockaddr_storage *, size_t);
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-u64 nfsd_inject_recall_delegations(u64);
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-#else /* CONFIG_NFSD_FAULT_INJECTION */
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-static inline int nfsd_fault_inject_init(void) { return 0; }
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-static inline void nfsd_fault_inject_cleanup(void) {}
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-#endif /* CONFIG_NFSD_FAULT_INJECTION */
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 #endif   /* NFSD4_STATE_H */