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-rw-r--r--fs/cifs/sess.c3
-rw-r--r--fs/cifs/smb2pdu.c2
-rw-r--r--fs/cifs/trace.h38
3 files changed, 43 insertions, 0 deletions
diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c
index 0bece97547d4..d417de354d9d 100644
--- a/fs/cifs/sess.c
+++ b/fs/cifs/sess.c
@@ -81,6 +81,9 @@ cifs_ses_get_chan_index(struct cifs_ses *ses,
}
/* If we didn't find the channel, it is likely a bug */
+ if (server)
+ cifs_dbg(VFS, "unable to get chan index for server: 0x%llx",
+ server->conn_id);
WARN_ON(1);
return 0;
}
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index eaf975f1ad89..b515140bad8d 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -5154,6 +5154,8 @@ SMB2_set_eof(const unsigned int xid, struct cifs_tcon *tcon, u64 persistent_fid,
data = &info;
size = sizeof(struct smb2_file_eof_info);
+ trace_smb3_set_eof(xid, persistent_fid, tcon->tid, tcon->ses->Suid, le64_to_cpu(*eof));
+
return send_set_info(xid, tcon, persistent_fid, volatile_fid,
pid, FILE_END_OF_FILE_INFORMATION, SMB2_O_INFO_FILE,
0, 1, &data, &size);
diff --git a/fs/cifs/trace.h b/fs/cifs/trace.h
index 2be5e0c8564d..6b88dc2e364f 100644
--- a/fs/cifs/trace.h
+++ b/fs/cifs/trace.h
@@ -121,6 +121,44 @@ DEFINE_SMB3_RW_DONE_EVENT(query_dir_done);
DEFINE_SMB3_RW_DONE_EVENT(zero_done);
DEFINE_SMB3_RW_DONE_EVENT(falloc_done);
+/* For logging successful set EOF (truncate) */
+DECLARE_EVENT_CLASS(smb3_eof_class,
+ TP_PROTO(unsigned int xid,
+ __u64 fid,
+ __u32 tid,
+ __u64 sesid,
+ __u64 offset),
+ TP_ARGS(xid, fid, tid, sesid, offset),
+ TP_STRUCT__entry(
+ __field(unsigned int, xid)
+ __field(__u64, fid)
+ __field(__u32, tid)
+ __field(__u64, sesid)
+ __field(__u64, offset)
+ ),
+ TP_fast_assign(
+ __entry->xid = xid;
+ __entry->fid = fid;
+ __entry->tid = tid;
+ __entry->sesid = sesid;
+ __entry->offset = offset;
+ ),
+ TP_printk("xid=%u sid=0x%llx tid=0x%x fid=0x%llx offset=0x%llx",
+ __entry->xid, __entry->sesid, __entry->tid, __entry->fid,
+ __entry->offset)
+)
+
+#define DEFINE_SMB3_EOF_EVENT(name) \
+DEFINE_EVENT(smb3_eof_class, smb3_##name, \
+ TP_PROTO(unsigned int xid, \
+ __u64 fid, \
+ __u32 tid, \
+ __u64 sesid, \
+ __u64 offset), \
+ TP_ARGS(xid, fid, tid, sesid, offset))
+
+DEFINE_SMB3_EOF_EVENT(set_eof);
+
/*
* For handle based calls other than read and write, and get/set info
*/