From d8a5ad75cc4d577987964e37a4c43b1c648c201e Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Mon, 2 Apr 2007 18:48:28 -0400 Subject: NFS: Cleanup the coalescing code Signed-off-by: Trond Myklebust --- include/linux/nfs_page.h | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) (limited to 'include/linux/nfs_page.h') diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 16b0266b14fd..3ef8e0441473 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -48,6 +48,13 @@ struct nfs_page { struct nfs_writeverf wb_verf; /* Commit cookie */ }; +struct nfs_pageio_descriptor { + struct list_head pg_list; + size_t pg_count; + size_t pg_bsize; + unsigned int pg_base; +}; + #define NFS_WBACK_BUSY(req) (test_bit(PG_BUSY,&(req)->wb_flags)) extern struct nfs_page *nfs_create_request(struct nfs_open_context *ctx, @@ -64,8 +71,10 @@ extern long nfs_scan_dirty(struct address_space *mapping, struct list_head *dst); extern int nfs_scan_list(struct nfs_inode *nfsi, struct list_head *head, struct list_head *dst, unsigned long idx_start, unsigned int npages); -extern int nfs_coalesce_requests(struct list_head *, struct list_head *, - unsigned int); +extern void nfs_pageio_init(struct nfs_pageio_descriptor *desc, + size_t iosize); +extern void nfs_pageio_add_list(struct nfs_pageio_descriptor *, + struct list_head *); extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); extern int nfs_set_page_writeback_locked(struct nfs_page *req); -- cgit v1.2.3