disable kernel build waring

hc

2024-05-10 093a6c67005148ae32a5c9e4553491b9f5c2457b

 kernel/include/linux/nfs_page.h
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@@ -42,7 +42,6 @@
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 struct nfs_page {
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 	struct list_head	wb_list;	/* Defines state of page: */
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 	struct page		*wb_page;	/* page to read in/write out */
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-	struct nfs_open_context	*wb_context;	/* File state context info */
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 	struct nfs_lock_context	*wb_lock_context;	/* lock context info */
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 	pgoff_t			wb_index;	/* Offset >> PAGE_SHIFT */
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 	unsigned int		wb_offset,	/* Offset & ~PAGE_MASK */
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@@ -53,8 +52,10 @@
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 	struct nfs_write_verifier	wb_verf;	/* Commit cookie */
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 	struct nfs_page		*wb_this_page;  /* list of reqs for this page */
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 	struct nfs_page		*wb_head;       /* head pointer for req list */
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+	unsigned short		wb_nio;		/* Number of I/O attempts */
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 };
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+struct nfs_pgio_mirror;
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 struct nfs_pageio_descriptor;
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 struct nfs_pageio_ops {
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 	void	(*pg_init)(struct nfs_pageio_descriptor *, struct nfs_page *);
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@@ -64,6 +65,9 @@
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 	unsigned int	(*pg_get_mirror_count)(struct nfs_pageio_descriptor *,
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 				       struct nfs_page *);
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 	void	(*pg_cleanup)(struct nfs_pageio_descriptor *);
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+	struct nfs_pgio_mirror *
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+		(*pg_get_mirror)(struct nfs_pageio_descriptor *, u32);
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+	u32	(*pg_set_mirror)(struct nfs_pageio_descriptor *, u32);
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 };
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 struct nfs_rw_ops {
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@@ -87,7 +91,6 @@
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 };
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 struct nfs_pageio_descriptor {
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-	unsigned char		pg_moreio : 1;
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 	struct inode		*pg_inode;
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 	const struct nfs_pageio_ops *pg_ops;
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 	const struct nfs_rw_ops *pg_rw_ops;
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@@ -105,6 +108,8 @@
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 	struct nfs_pgio_mirror	pg_mirrors_static[1];
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 	struct nfs_pgio_mirror	*pg_mirrors_dynamic;
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 	u32			pg_mirror_idx;	/* current mirror */
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+	unsigned short		pg_maxretrans;
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+	unsigned char		pg_moreio : 1;
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 };
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 /* arbitrarily selected limit to number of mirrors */
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@@ -114,7 +119,6 @@
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 extern	struct nfs_page *nfs_create_request(struct nfs_open_context *ctx,
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 					    struct page *page,
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-					    struct nfs_page *last,
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 					    unsigned int offset,
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 					    unsigned int count);
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 extern	void nfs_release_request(struct nfs_page *);
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@@ -139,6 +143,11 @@
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 extern  int nfs_wait_on_request(struct nfs_page *);
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 extern	void nfs_unlock_request(struct nfs_page *req);
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 extern	void nfs_unlock_and_release_request(struct nfs_page *);
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+extern	struct nfs_page *nfs_page_group_lock_head(struct nfs_page *req);
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+extern	int nfs_page_group_lock_subrequests(struct nfs_page *head);
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+extern void nfs_join_page_group(struct nfs_page *head,
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+				struct nfs_commit_info *cinfo,
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+				struct inode *inode);
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 extern int nfs_page_group_lock(struct nfs_page *);
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 extern void nfs_page_group_unlock(struct nfs_page *);
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 extern bool nfs_page_group_sync_on_bit(struct nfs_page *, unsigned int);
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@@ -201,4 +210,10 @@
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 	return (((loff_t)req->wb_index) << PAGE_SHIFT) + req->wb_offset;
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 }
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+static inline struct nfs_open_context *
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+nfs_req_openctx(struct nfs_page *req)
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+{
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+	return req->wb_lock_context->open_context;
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+}
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+
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 #endif /* _LINUX_NFS_PAGE_H */