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NFS: include filelayout DS rpc stats in mountstats

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Include RPC statistics from all data servers in /proc/self/mountstats for pNFS
filelayout mounts.

Signed-off-by: Weston Andros Adamson <dros@netapp.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Weston Andros Adamson
2012-02-17 13:15:24 -05:00
committed by Trond Myklebust
parent b6bf6e7d6f
commit 0a70219523
5 changed files with 32 additions and 7 deletions
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19
fs/nfs/nfs4filelayout.c
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@ -33,6 +33,8 @@
#include <linux/nfs_page.h>
#include <linux/module.h>
#include <linux/sunrpc/metrics.h>
#include "internal.h"
#include "nfs4filelayout.h"
@ -189,6 +191,13 @@ static void filelayout_read_call_done(struct rpc_task *task, void *data)
rdata->mds_ops->rpc_call_done(task, data);
}
static void filelayout_read_count_stats(struct rpc_task *task, void *data)
{
struct nfs_read_data *rdata = (struct nfs_read_data *)data;
rpc_count_iostats(task, NFS_SERVER(rdata->inode)->client->cl_metrics);
}
static void filelayout_read_release(void *data)
{
struct nfs_read_data *rdata = (struct nfs_read_data *)data;
@ -268,6 +277,13 @@ static void filelayout_write_call_done(struct rpc_task *task, void *data)
wdata->mds_ops->rpc_call_done(task, data);
}
static void filelayout_write_count_stats(struct rpc_task *task, void *data)
{
struct nfs_write_data *wdata = (struct nfs_write_data *)data;
rpc_count_iostats(task, NFS_SERVER(wdata->inode)->client->cl_metrics);
}
static void filelayout_write_release(void *data)
{
struct nfs_write_data *wdata = (struct nfs_write_data *)data;
@ -288,18 +304,21 @@ static void filelayout_commit_release(void *data)
struct rpc_call_ops filelayout_read_call_ops = {
.rpc_call_prepare = filelayout_read_prepare,
.rpc_call_done = filelayout_read_call_done,
.rpc_count_stats = filelayout_read_count_stats,
.rpc_release = filelayout_read_release,
};
struct rpc_call_ops filelayout_write_call_ops = {
.rpc_call_prepare = filelayout_write_prepare,
.rpc_call_done = filelayout_write_call_done,
.rpc_count_stats = filelayout_write_count_stats,
.rpc_release = filelayout_write_release,
};
struct rpc_call_ops filelayout_commit_call_ops = {
.rpc_call_prepare = filelayout_write_prepare,
.rpc_call_done = filelayout_write_call_done,
.rpc_count_stats = filelayout_write_count_stats,
.rpc_release = filelayout_commit_release,
};