Update Linux to v5.4.2
Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 8357ff6..447a3c1 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -16,14 +16,6 @@
struct nfs_string;
-/* Maximum number of readahead requests
- * FIXME: this should really be a sysctl so that users may tune it to suit
- * their needs. People that do NFS over a slow network, might for
- * instance want to reduce it to something closer to 1 for improved
- * interactive response.
- */
-#define NFS_MAX_READAHEAD (RPC_DEF_SLOT_TABLE - 1)
-
static inline void nfs_attr_check_mountpoint(struct super_block *parent, struct nfs_fattr *fattr)
{
if (!nfs_fsid_equal(&NFS_SB(parent)->fsid, &fattr->fsid))
@@ -81,8 +73,10 @@
struct nfs_subversion *nfs_mod;
int proto;
u32 minorversion;
+ unsigned int nconnect;
struct net *net;
const struct rpc_timeout *timeparms;
+ const struct cred *cred;
};
/*
@@ -121,9 +115,10 @@
char *export_path;
int port;
unsigned short protocol;
+ unsigned short nconnect;
} nfs_server;
- struct security_mnt_opts lsm_opts;
+ void *lsm_opts;
struct net *net;
};
@@ -156,6 +151,7 @@
/* client.c */
extern const struct rpc_program nfs_program;
extern void nfs_clients_init(struct net *net);
+extern void nfs_clients_exit(struct net *net);
extern struct nfs_client *nfs_alloc_client(const struct nfs_client_initdata *);
int nfs_create_rpc_client(struct nfs_client *, const struct nfs_client_initdata *, rpc_authflavor_t);
struct nfs_client *nfs_get_client(const struct nfs_client_initdata *);
@@ -168,7 +164,6 @@
struct nfs_server *nfs_alloc_server(void);
void nfs_server_copy_userdata(struct nfs_server *, struct nfs_server *);
-extern void nfs_cleanup_cb_ident_idr(struct net *);
extern void nfs_put_client(struct nfs_client *);
extern void nfs_free_client(struct nfs_client *);
extern struct nfs_client *nfs4_find_client_ident(struct net *, int);
@@ -254,7 +249,7 @@
void nfs_pgio_header_free(struct nfs_pgio_header *);
int nfs_generic_pgio(struct nfs_pageio_descriptor *, struct nfs_pgio_header *);
int nfs_initiate_pgio(struct rpc_clnt *clnt, struct nfs_pgio_header *hdr,
- struct rpc_cred *cred, const struct nfs_rpc_ops *rpc_ops,
+ const struct cred *cred, const struct nfs_rpc_ops *rpc_ops,
const struct rpc_call_ops *call_ops, int how, int flags);
void nfs_free_request(struct nfs_page *req);
struct nfs_pgio_mirror *
@@ -269,7 +264,7 @@
static inline bool nfs_match_open_context(const struct nfs_open_context *ctx1,
const struct nfs_open_context *ctx2)
{
- return ctx1->cred == ctx2->cred && ctx1->state == ctx2->state;
+ return cred_fscmp(ctx1->cred, ctx2->cred) == 0 && ctx1->state == ctx2->state;
}
/* nfs2xdr.c */
@@ -380,7 +375,7 @@
/* inode.c */
extern struct workqueue_struct *nfsiod_workqueue;
extern struct inode *nfs_alloc_inode(struct super_block *sb);
-extern void nfs_destroy_inode(struct inode *);
+extern void nfs_free_inode(struct inode *);
extern int nfs_write_inode(struct inode *, struct writeback_control *);
extern int nfs_drop_inode(struct inode *);
extern void nfs_clear_inode(struct inode *);
@@ -395,7 +390,6 @@
extern struct file_system_type nfs_fs_type;
extern struct file_system_type nfs_xdev_fs_type;
#if IS_ENABLED(CONFIG_NFS_V4)
-extern struct file_system_type nfs4_xdev_fs_type;
extern struct file_system_type nfs4_referral_fs_type;
#endif
bool nfs_auth_info_match(const struct nfs_auth_info *, rpc_authflavor_t);
@@ -565,13 +559,13 @@
const struct nfs_client_initdata *);
extern int nfs40_walk_client_list(struct nfs_client *clp,
struct nfs_client **result,
- struct rpc_cred *cred);
+ const struct cred *cred);
extern int nfs41_walk_client_list(struct nfs_client *clp,
struct nfs_client **result,
- struct rpc_cred *cred);
-extern int nfs4_test_session_trunk(struct rpc_clnt *,
- struct rpc_xprt *,
- void *);
+ const struct cred *cred);
+extern void nfs4_test_session_trunk(struct rpc_clnt *clnt,
+ struct rpc_xprt *xprt,
+ void *data);
static inline struct inode *nfs_igrab_and_active(struct inode *inode)
{
@@ -756,6 +750,7 @@
{
switch (err) {
case -ERESTARTSYS:
+ case -EINTR:
case -EACCES:
case -EDQUOT:
case -EFBIG:
@@ -764,15 +759,21 @@
case -EROFS:
case -ESTALE:
case -E2BIG:
+ case -ENOMEM:
+ case -ETIMEDOUT:
return true;
default:
return false;
}
}
-static inline void nfs_context_set_write_error(struct nfs_open_context *ctx, int error)
+static inline bool nfs_error_is_fatal_on_server(int err)
{
- ctx->error = error;
- smp_wmb();
- set_bit(NFS_CONTEXT_ERROR_WRITE, &ctx->flags);
+ switch (err) {
+ case 0:
+ case -ERESTARTSYS:
+ case -EINTR:
+ return false;
+ }
+ return nfs_error_is_fatal(err);
}