summaryrefslogtreecommitdiffstats
path: root/fs/nfs/pnfs.h
diff options
context:
space:
mode:
authorTrond Myklebust2011-06-10 19:30:23 +0200
committerTrond Myklebust2011-07-12 19:40:28 +0200
commitd8007d4dd6ff8749cc8a4063c3ec87442db76d82 (patch)
treef778176d24666f2e2c7cd7ef4dc5917aa11cc207 /fs/nfs/pnfs.h
parentNFS: Cleanup of the nfs_pageio code in preparation for a pnfs bugfix (diff)
downloadkernel-qcow2-linux-d8007d4dd6ff8749cc8a4063c3ec87442db76d82.tar.gz
kernel-qcow2-linux-d8007d4dd6ff8749cc8a4063c3ec87442db76d82.tar.xz
kernel-qcow2-linux-d8007d4dd6ff8749cc8a4063c3ec87442db76d82.zip
NFSv4.1: Add an initialisation callback for pNFS
Ensure that we always get a layout before setting up the i/o request. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.h')
-rw-r--r--fs/nfs/pnfs.h14
1 files changed, 2 insertions, 12 deletions
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 137a2bd5c8c7..dd54351ae6ac 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -149,10 +149,6 @@ extern int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp);
/* pnfs.c */
void get_layout_hdr(struct pnfs_layout_hdr *lo);
void put_lseg(struct pnfs_layout_segment *lseg);
-struct pnfs_layout_segment *
-pnfs_update_layout(struct inode *ino, struct nfs_open_context *ctx,
- loff_t pos, u64 count, enum pnfs_iomode access_type,
- gfp_t gfp_flags);
bool pnfs_pageio_init_read(struct nfs_pageio_descriptor *, struct inode *);
bool pnfs_pageio_init_write(struct nfs_pageio_descriptor *, struct inode *, int);
@@ -163,6 +159,8 @@ enum pnfs_try_status pnfs_try_to_write_data(struct nfs_write_data *,
const struct rpc_call_ops *, int);
enum pnfs_try_status pnfs_try_to_read_data(struct nfs_read_data *,
const struct rpc_call_ops *);
+void pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *, struct nfs_page *);
+void pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *, struct nfs_page *);
bool pnfs_generic_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev, struct nfs_page *req);
int pnfs_layout_process(struct nfs4_layoutget *lgp);
void pnfs_free_lseg_list(struct list_head *tmp_list);
@@ -318,14 +316,6 @@ static inline void put_lseg(struct pnfs_layout_segment *lseg)
{
}
-static inline struct pnfs_layout_segment *
-pnfs_update_layout(struct inode *ino, struct nfs_open_context *ctx,
- loff_t pos, u64 count, enum pnfs_iomode access_type,
- gfp_t gfp_flags)
-{
- return NULL;
-}
-
static inline enum pnfs_try_status
pnfs_try_to_read_data(struct nfs_read_data *data,
const struct rpc_call_ops *call_ops)