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pnfs: pass ds_commit_idx through the commit path

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Pass ds_commit_idx through the nfs commit path. It's used to select
the commit bucket when using pnfs and is ignored when not using pnfs.
Several functions had to be changed: nfs_retry_commit,
nfs_mark_request_commit, pnfs_mark_request_commit and the pnfs layout
driver .mark_request_commit functions.

Signed-off-by: Tom Haynes <loghyr@primarydata.com>
This commit is contained in:
Weston Andros Adamson
2014-09-05 18:20:21 -04:00
committed by Tom Haynes
parent 6cccbb6f52
commit b57ff1303a
6 changed files with 24 additions and 17 deletions
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9
fs/nfs/pnfs.h
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@@ -137,7 +137,8 @@ struct pnfs_layoutdriver_type {
struct pnfs_ds_commit_info *(*get_ds_info) (struct inode *inode);
void (*mark_request_commit) (struct nfs_page *req,
struct pnfs_layout_segment *lseg,
struct nfs_commit_info *cinfo);
struct nfs_commit_info *cinfo,
u32 ds_commit_idx);
void (*clear_request_commit) (struct nfs_page *req,
struct nfs_commit_info *cinfo);
int (*scan_commit_lists) (struct nfs_commit_info *cinfo,
@@ -389,14 +390,14 @@ pnfs_generic_mark_devid_invalid(struct nfs4_deviceid_node *node)
static inline bool
pnfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg,
struct nfs_commit_info *cinfo)
struct nfs_commit_info *cinfo, u32 ds_commit_idx)
{
struct inode *inode = req->wb_context->dentry->d_inode;
struct pnfs_layoutdriver_type *ld = NFS_SERVER(inode)->pnfs_curr_ld;
if (lseg == NULL || ld->mark_request_commit == NULL)
return false;
ld->mark_request_commit(req, lseg, cinfo);
ld->mark_request_commit(req, lseg, cinfo, ds_commit_idx);
return true;
}
@@ -574,7 +575,7 @@ pnfs_get_ds_info(struct inode *inode)
static inline bool
pnfs_mark_request_commit(struct nfs_page *req, struct pnfs_layout_segment *lseg,
struct nfs_commit_info *cinfo)
struct nfs_commit_info *cinfo, u32 ds_commit_idx)
{
return false;
}