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| author | Fred Isaman <iisaman@netapp.com> | 2012-04-20 20:47:57 +0200 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-04-27 20:10:39 +0200 |
| commit | 1763da1234cba663b849476d451bdccac5147859 (patch) | |
| tree | b2b4bf3e1ce8624217c78508054fc620aac79a55 /fs/nfs/internal.h | |
| parent | NFS: avoid some stat gathering for direct io (diff) | |
| download | linux-1763da1234cba663b849476d451bdccac5147859.tar.xz linux-1763da1234cba663b849476d451bdccac5147859.zip | |
NFS: rewrite directio write to use async coalesce code
This also has the advantage that it allows directio to use pnfs.
Signed-off-by: Fred Isaman <iisaman@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/internal.h')
| -rw-r--r-- | fs/nfs/internal.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h index 137f5cd71433..d68810f61869 100644 --- a/fs/nfs/internal.h +++ b/fs/nfs/internal.h @@ -320,10 +320,11 @@ extern void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio); extern void nfs_readdata_release(struct nfs_read_data *rdata); /* write.c */ +extern void nfs_pageio_init_write(struct nfs_pageio_descriptor *pgio, + struct inode *inode, int ioflags, + const struct nfs_pgio_completion_ops *compl_ops); extern struct nfs_write_header *nfs_writehdr_alloc(void); extern void nfs_writehdr_free(struct nfs_pgio_header *hdr); -extern struct nfs_write_data *nfs_writedata_alloc(struct nfs_pgio_header *hdr, - unsigned int pagecount); extern int nfs_generic_flush(struct nfs_pageio_descriptor *desc, struct nfs_pgio_header *hdr); extern void nfs_pageio_init_write_mds(struct nfs_pageio_descriptor *pgio, @@ -346,6 +347,15 @@ extern void nfs_init_commit(struct nfs_commit_data *data, struct list_head *head, struct pnfs_layout_segment *lseg, struct nfs_commit_info *cinfo); +int nfs_scan_commit_list(struct list_head *src, struct list_head *dst, + struct nfs_commit_info *cinfo, int max); +int nfs_scan_commit(struct inode *inode, struct list_head *dst, + struct nfs_commit_info *cinfo); +void nfs_mark_request_commit(struct nfs_page *req, + struct pnfs_layout_segment *lseg, + struct nfs_commit_info *cinfo); +int nfs_generic_commit_list(struct inode *inode, struct list_head *head, + int how, struct nfs_commit_info *cinfo); void nfs_retry_commit(struct list_head *page_list, struct pnfs_layout_segment *lseg, struct nfs_commit_info *cinfo); @@ -365,6 +375,10 @@ extern int nfs_migrate_page(struct address_space *, #define nfs_migrate_page NULL #endif +/* direct.c */ +void nfs_init_cinfo_from_dreq(struct nfs_commit_info *cinfo, + struct nfs_direct_req *dreq); + /* nfs4proc.c */ extern void __nfs4_read_done_cb(struct nfs_read_data *); extern void nfs4_reset_read(struct rpc_task *task, struct nfs_read_data *data); |