xref: /OK3568_Linux_fs/kernel/include/trace/events/namei.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #undef TRACE_SYSTEM
3*4882a593Smuzhiyun #define TRACE_SYSTEM namei
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #if !defined(_TRACE_INODEPATH_H) || defined(TRACE_HEADER_MULTI_READ)
6*4882a593Smuzhiyun #define _TRACE_INODEPATH_H
7*4882a593Smuzhiyun 
8*4882a593Smuzhiyun #include <linux/types.h>
9*4882a593Smuzhiyun #include <linux/tracepoint.h>
10*4882a593Smuzhiyun #include <linux/mm.h>
11*4882a593Smuzhiyun #include <linux/memcontrol.h>
12*4882a593Smuzhiyun #include <linux/device.h>
13*4882a593Smuzhiyun #include <linux/kdev_t.h>
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun TRACE_EVENT(inodepath,
16*4882a593Smuzhiyun 		TP_PROTO(struct inode *inode, char *path),
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun 		TP_ARGS(inode, path),
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 		TP_STRUCT__entry(
21*4882a593Smuzhiyun 			/* dev_t and ino_t are arch dependent bit width
22*4882a593Smuzhiyun 			 * so just use 64-bit
23*4882a593Smuzhiyun 			 */
24*4882a593Smuzhiyun 			__field(unsigned long, ino)
25*4882a593Smuzhiyun 			__field(unsigned long, dev)
26*4882a593Smuzhiyun 			__string(path, path)
27*4882a593Smuzhiyun 		),
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun 		TP_fast_assign(
30*4882a593Smuzhiyun 			__entry->ino = inode->i_ino;
31*4882a593Smuzhiyun 			__entry->dev = inode->i_sb->s_dev;
32*4882a593Smuzhiyun 			__assign_str(path, path);
33*4882a593Smuzhiyun 		),
34*4882a593Smuzhiyun 
35*4882a593Smuzhiyun 		TP_printk("dev %d:%d ino=%lu path=%s",
36*4882a593Smuzhiyun 			MAJOR(__entry->dev), MINOR(__entry->dev),
37*4882a593Smuzhiyun 			__entry->ino, __get_str(path))
38*4882a593Smuzhiyun );
39*4882a593Smuzhiyun #endif /* _TRACE_INODEPATH_H */
40*4882a593Smuzhiyun 
41*4882a593Smuzhiyun /* This part must be outside protection */
42*4882a593Smuzhiyun #include <trace/define_trace.h>
43