mirror of
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
synced 2024-08-26 02:39:48 +00:00
NFSv4.1: Add tracepoints for debugging layoutget/return/commit
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
parent
cc668ab30b
commit
1037e6eaa3
2 changed files with 61 additions and 0 deletions
|
@ -6860,6 +6860,10 @@ nfs4_proc_layoutget(struct nfs4_layoutget *lgp, gfp_t gfp_flags)
|
|||
status = nfs4_wait_for_completion_rpc_task(task);
|
||||
if (status == 0)
|
||||
status = task->tk_status;
|
||||
trace_nfs4_layoutget(lgp->args.ctx,
|
||||
&lgp->args.range,
|
||||
&lgp->res.range,
|
||||
status);
|
||||
/* if layoutp->len is 0, nfs4_layoutget_prepare called rpc_exit */
|
||||
if (status == 0 && lgp->res.layoutp->len)
|
||||
lseg = pnfs_layout_process(lgp);
|
||||
|
@ -6945,6 +6949,7 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp)
|
|||
if (IS_ERR(task))
|
||||
return PTR_ERR(task);
|
||||
status = task->tk_status;
|
||||
trace_nfs4_layoutreturn(lrp->args.inode, status);
|
||||
dprintk("<-- %s status=%d\n", __func__, status);
|
||||
rpc_put_task(task);
|
||||
return status;
|
||||
|
@ -7131,6 +7136,7 @@ nfs4_proc_layoutcommit(struct nfs4_layoutcommit_data *data, bool sync)
|
|||
if (status != 0)
|
||||
goto out;
|
||||
status = task->tk_status;
|
||||
trace_nfs4_layoutcommit(data->args.inode, status);
|
||||
out:
|
||||
dprintk("%s: status %d\n", __func__, status);
|
||||
rpc_put_task(task);
|
||||
|
|
|
@ -894,6 +894,61 @@ DECLARE_EVENT_CLASS(nfs4_commit_event,
|
|||
DEFINE_NFS4_COMMIT_EVENT(nfs4_commit);
|
||||
#ifdef CONFIG_NFS_V4_1
|
||||
DEFINE_NFS4_COMMIT_EVENT(nfs4_pnfs_commit_ds);
|
||||
|
||||
#define show_pnfs_iomode(iomode) \
|
||||
__print_symbolic(iomode, \
|
||||
{ IOMODE_READ, "READ" }, \
|
||||
{ IOMODE_RW, "RW" }, \
|
||||
{ IOMODE_ANY, "ANY" })
|
||||
|
||||
TRACE_EVENT(nfs4_layoutget,
|
||||
TP_PROTO(
|
||||
const struct nfs_open_context *ctx,
|
||||
const struct pnfs_layout_range *args,
|
||||
const struct pnfs_layout_range *res,
|
||||
int error
|
||||
),
|
||||
|
||||
TP_ARGS(ctx, args, res, error),
|
||||
|
||||
TP_STRUCT__entry(
|
||||
__field(dev_t, dev)
|
||||
__field(u32, fhandle)
|
||||
__field(u64, fileid)
|
||||
__field(u32, iomode)
|
||||
__field(u64, offset)
|
||||
__field(u64, count)
|
||||
__field(int, error)
|
||||
),
|
||||
|
||||
TP_fast_assign(
|
||||
const struct inode *inode = ctx->dentry->d_inode;
|
||||
__entry->dev = inode->i_sb->s_dev;
|
||||
__entry->fileid = NFS_FILEID(inode);
|
||||
__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
|
||||
__entry->iomode = args->iomode;
|
||||
__entry->offset = args->offset;
|
||||
__entry->count = args->length;
|
||||
__entry->error = error;
|
||||
),
|
||||
|
||||
TP_printk(
|
||||
"error=%d (%s) fileid=%02x:%02x:%llu fhandle=0x%08x "
|
||||
"iomode=%s offset=%llu count=%llu",
|
||||
__entry->error,
|
||||
show_nfsv4_errors(__entry->error),
|
||||
MAJOR(__entry->dev), MINOR(__entry->dev),
|
||||
(unsigned long long)__entry->fileid,
|
||||
__entry->fhandle,
|
||||
show_pnfs_iomode(__entry->iomode),
|
||||
(unsigned long long)__entry->offset,
|
||||
(unsigned long long)__entry->count
|
||||
)
|
||||
);
|
||||
|
||||
DEFINE_NFS4_INODE_EVENT(nfs4_layoutcommit);
|
||||
DEFINE_NFS4_INODE_EVENT(nfs4_layoutreturn);
|
||||
|
||||
#endif /* CONFIG_NFS_V4_1 */
|
||||
|
||||
#endif /* _TRACE_NFS4_H */
|
||||
|
|
Loading…
Reference in a new issue