xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

NFSv4: Add tracepoints for debugging reads and writes

Browse Source 
Set up tracepoints to track read, write and commit, as well as
pNFS reads and writes and commits to the data server.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2013-08-14 15:31:28 -04:00
parent b5f875a925
commit cc668ab30b
5 changed files with 169 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
fs/nfs/nfs4filelayout.c
View File

@@ -39,6 +39,7 @@
#include "internal.h"
#include "delegation.h"
#include "nfs4filelayout.h"
#include "nfs4trace.h"
#define NFSDBG_FACILITY NFSDBG_PNFS_LD
@@ -247,6 +248,7 @@ static int filelayout_read_done_cb(struct rpc_task *task,
struct nfs_pgio_header *hdr = data->header;
int err;
trace_nfs4_pnfs_read(data, task->tk_status);
err = filelayout_async_handle_error(task, data->args.context->state,
data->ds_clp, hdr->lseg);
@@ -363,6 +365,7 @@ static int filelayout_write_done_cb(struct rpc_task *task,
struct nfs_pgio_header *hdr = data->header;
int err;
trace_nfs4_pnfs_write(data, task->tk_status);
err = filelayout_async_handle_error(task, data->args.context->state,
data->ds_clp, hdr->lseg);
@@ -395,6 +398,7 @@ static int filelayout_commit_done_cb(struct rpc_task *task,
{
int err;
trace_nfs4_pnfs_commit_ds(data, task->tk_status);
err = filelayout_async_handle_error(task, NULL, data->ds_clp,
data->lseg);