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Diffstat (limited to 'fs/nfs/nfs4trace.h')
-rw-r--r--fs/nfs/nfs4trace.h39
1 files changed, 39 insertions, 0 deletions
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
index 9058aecc248e..8704372ac38f 100644
--- a/fs/nfs/nfs4trace.h
+++ b/fs/nfs/nfs4trace.h
@@ -473,6 +473,45 @@ DEFINE_NFS4_OPEN_EVENT(nfs4_open_reclaim);
DEFINE_NFS4_OPEN_EVENT(nfs4_open_expired);
DEFINE_NFS4_OPEN_EVENT(nfs4_open_file);
+TRACE_EVENT(nfs4_cached_open,
+ TP_PROTO(
+ const struct nfs4_state *state
+ ),
+ TP_ARGS(state),
+ TP_STRUCT__entry(
+ __field(dev_t, dev)
+ __field(u32, fhandle)
+ __field(u64, fileid)
+ __field(unsigned int, fmode)
+ __field(int, stateid_seq)
+ __field(u32, stateid_hash)
+ ),
+
+ TP_fast_assign(
+ const struct inode *inode = state->inode;
+
+ __entry->dev = inode->i_sb->s_dev;
+ __entry->fileid = NFS_FILEID(inode);
+ __entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
+ __entry->fmode = (__force unsigned int)state->state;
+ __entry->stateid_seq =
+ be32_to_cpu(state->stateid.seqid);
+ __entry->stateid_hash =
+ nfs_stateid_hash(&state->stateid);
+ ),
+
+ TP_printk(
+ "fmode=%s fileid=%02x:%02x:%llu "
+ "fhandle=0x%08x stateid=%d:0x%08x",
+ __entry->fmode ? show_fmode_flags(__entry->fmode) :
+ "closed",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ (unsigned long long)__entry->fileid,
+ __entry->fhandle,
+ __entry->stateid_seq, __entry->stateid_hash
+ )
+);
+
TRACE_EVENT(nfs4_close,
TP_PROTO(
const struct nfs4_state *state,