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authorBryan Schumaker <bjschuma@netapp.com>2012-06-20 15:53:47 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-06-29 11:46:46 -0400
commit1abb50886afe8a126705c93dab2b50c1252a9c19 (patch)
tree484ae821c5b5b1a7dee221e9eba41119a27a3fb1 /fs/nfs/pnfs.c
parent6663ee7f8187708143255c057bc132bbc84c1894 (diff)
NFS: Create an read_pageio_init() function
pNFS needs to select a read function based on the layout driver currently in use, so I let each NFS version decide how to best handle initializing reads. Signed-off-by: Bryan Schumaker <bjschuma@netapp.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/pnfs.c')
-rw-r--r--fs/nfs/pnfs.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index bbc49caa7a82..9c830603a16c 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1209,7 +1209,7 @@ pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio, struct nfs_page *
}
EXPORT_SYMBOL_GPL(pnfs_generic_pg_init_write);
-bool
+void
pnfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, struct inode *inode,
const struct nfs_pgio_completion_ops *compl_ops)
{
@@ -1217,10 +1217,9 @@ pnfs_pageio_init_read(struct nfs_pageio_descriptor *pgio, struct inode *inode,
struct pnfs_layoutdriver_type *ld = server->pnfs_curr_ld;
if (ld == NULL)
- return false;
- nfs_pageio_init(pgio, inode, ld->pg_read_ops, compl_ops,
- server->rsize, 0);
- return true;
+ nfs_pageio_init_read(pgio, inode, compl_ops);
+ else
+ nfs_pageio_init(pgio, inode, ld->pg_read_ops, compl_ops, server->rsize, 0);
}
bool
@@ -1427,7 +1426,7 @@ int pnfs_read_done_resend_to_mds(struct inode *inode,
LIST_HEAD(failed);
/* Resend all requests through the MDS */
- nfs_pageio_init_read_mds(&pgio, inode, compl_ops);
+ nfs_pageio_init_read(&pgio, inode, compl_ops);
while (!list_empty(head)) {
struct nfs_page *req = nfs_list_entry(head->next);