From: Weston Andros Adamson <dros@xxxxxxxxxxxxxxx>
'ds_commit_idx' is a better name - it is used to select the right
commit bucket for pnfs.
Signed-off-by: Weston Andros Adamson <dros@xxxxxxxxxxxxxxx>
---
fs/nfs/direct.c | 14 ++++++--------
fs/nfs/filelayout/filelayout.c | 4 ++--
include/linux/nfs_xdr.h | 2 +-
3 files changed, 9 insertions(+), 11 deletions(-)
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index e84f764..d7c2d43 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -112,22 +112,22 @@ static inline int put_dreq(struct nfs_direct_req *dreq)
* nfs_direct_select_verf - select the right verifier
* @dreq - direct request possibly spanning multiple servers
* @ds_clp - nfs_client of data server or NULL if MDS / non-pnfs
- * @ds_idx - index of data server in data server list, only valid if ds_clp set
+ * @commit_idx - commit bucket index for the DS
*
* returns the correct verifier to use given the role of the server
*/
static struct nfs_writeverf *
nfs_direct_select_verf(struct nfs_direct_req *dreq,
struct nfs_client *ds_clp,
- int ds_idx)
+ int commit_idx)
{
struct nfs_writeverf *verfp = &dreq->verf;
#ifdef CONFIG_NFS_V4_1
if (ds_clp) {
/* pNFS is in use, use the DS verf */
- if (ds_idx >= 0 && ds_idx < dreq->ds_cinfo.nbuckets)
- verfp = &dreq->ds_cinfo.buckets[ds_idx].direct_verf;
+ if (commit_idx >= 0 && commit_idx < dreq->ds_cinfo.nbuckets)
+ verfp = &dreq->ds_cinfo.buckets[commit_idx].direct_verf;
else
WARN_ON_ONCE(1);
}
@@ -148,8 +148,7 @@ static void nfs_direct_set_hdr_verf(struct nfs_direct_req *dreq,
{
struct nfs_writeverf *verfp;
- verfp = nfs_direct_select_verf(dreq, hdr->ds_clp,
- hdr->ds_idx);
+ verfp = nfs_direct_select_verf(dreq, hdr->ds_clp, hdr->ds_commit_idx);
WARN_ON_ONCE(verfp->committed >= 0);
memcpy(verfp, &hdr->verf, sizeof(struct nfs_writeverf));
WARN_ON_ONCE(verfp->committed < 0);
@@ -169,8 +168,7 @@ static int nfs_direct_set_or_cmp_hdr_verf(struct nfs_direct_req *dreq,
{
struct nfs_writeverf *verfp;
- verfp = nfs_direct_select_verf(dreq, hdr->ds_clp,
- hdr->ds_idx);
+ verfp = nfs_direct_select_verf(dreq, hdr->ds_clp, hdr->ds_commit_idx);
if (verfp->committed < 0) {
nfs_direct_set_hdr_verf(dreq, hdr);
return 0;
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index 2af32fc..520cbc5 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -492,7 +492,7 @@ filelayout_read_pagelist(struct nfs_pgio_header *hdr)
/* No multipath support. Use first DS */
atomic_inc(&ds->ds_clp->cl_count);
hdr->ds_clp = ds->ds_clp;
- hdr->ds_idx = idx;
+ hdr->ds_commit_idx = idx;
fh = nfs4_fl_select_ds_fh(lseg, j);
if (fh)
hdr->args.fh = fh;
@@ -536,7 +536,7 @@ filelayout_write_pagelist(struct nfs_pgio_header *hdr, int sync)
hdr->pgio_done_cb = filelayout_write_done_cb;
atomic_inc(&ds->ds_clp->cl_count);
hdr->ds_clp = ds->ds_clp;
- hdr->ds_idx = idx;
+ hdr->ds_commit_idx = idx;
fh = nfs4_fl_select_ds_fh(lseg, j);
if (fh)
hdr->args.fh = fh;
diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h
index 4fd7793..5bc99f0 100644
--- a/include/linux/nfs_xdr.h
+++ b/include/linux/nfs_xdr.h
@@ -1328,7 +1328,7 @@ struct nfs_pgio_header {
__u64 mds_offset; /* Filelayout dense stripe */
struct nfs_page_array page_array;
struct nfs_client *ds_clp; /* pNFS data server */
- int ds_idx; /* ds index if ds_clp is set */
+ int ds_commit_idx; /* ds index if ds_clp is set */
};
struct nfs_mds_commit_info {
--
1.9.3
--
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