diff options
| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-12-26 18:03:07 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-12-28 09:57:14 -0500 |
| commit | f4848303ce125999886535323a64db26dba68293 (patch) | |
| tree | 6b2981ae3c98b926260756e8556518112f3809b9 /fs/nfs/nfs4trace.h | |
| parent | f2dd436edb2b38b555f3ff7257308bb56fa4eea5 (diff) | |
| download | linux-f4848303ce125999886535323a64db26dba68293.tar.bz2 | |
pNFS: Modify pnfs_update_layout tracepoints to use layout stateid
Instead of displaying a layout segment pointer in these tracepoints,
let's use the layout stateid, now that Olga gave us a set of tools for
displaying them.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/nfs4trace.h')
| -rw-r--r-- | fs/nfs/nfs4trace.h | 23 |
1 files changed, 17 insertions, 6 deletions
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h index 238925c1aafd..d08d0c84b778 100644 --- a/fs/nfs/nfs4trace.h +++ b/fs/nfs/nfs4trace.h @@ -1461,10 +1461,10 @@ TRACE_EVENT(pnfs_update_layout, loff_t pos, u64 count, enum pnfs_iomode iomode, - struct pnfs_layout_segment *lseg, + struct pnfs_layout_hdr *lo, enum pnfs_update_layout_reason reason ), - TP_ARGS(inode, pos, count, iomode, lseg, reason), + TP_ARGS(inode, pos, count, iomode, lo, reason), TP_STRUCT__entry( __field(dev_t, dev) __field(u64, fileid) @@ -1472,7 +1472,8 @@ TRACE_EVENT(pnfs_update_layout, __field(loff_t, pos) __field(u64, count) __field(enum pnfs_iomode, iomode) - __field(struct pnfs_layout_segment *, lseg) + __field(int, layoutstateid_seq) + __field(u32, layoutstateid_hash) __field(enum pnfs_update_layout_reason, reason) ), TP_fast_assign( @@ -1482,18 +1483,28 @@ TRACE_EVENT(pnfs_update_layout, __entry->pos = pos; __entry->count = count; __entry->iomode = iomode; - __entry->lseg = lseg; __entry->reason = reason; + if (lo != NULL) { + __entry->layoutstateid_seq = + be32_to_cpu(lo->plh_stateid.seqid); + __entry->layoutstateid_hash = + nfs_stateid_hash(&lo->plh_stateid); + } else { + __entry->layoutstateid_seq = 0; + __entry->layoutstateid_hash = 0; + } ), TP_printk( "fileid=%02x:%02x:%llu fhandle=0x%08x " - "iomode=%s pos=%llu count=%llu lseg=%p (%s)", + "iomode=%s pos=%llu count=%llu " + "layoutstateid=%d:0x%08x (%s)", MAJOR(__entry->dev), MINOR(__entry->dev), (unsigned long long)__entry->fileid, __entry->fhandle, show_pnfs_iomode(__entry->iomode), (unsigned long long)__entry->pos, - (unsigned long long)__entry->count, __entry->lseg, + (unsigned long long)__entry->count, + __entry->layoutstateid_seq, __entry->layoutstateid_hash, show_pnfs_update_layout_reason(__entry->reason) ) ); |