xref: /OK3568_Linux_fs/kernel/scripts/coccinelle/api/debugfs/debugfs_simple_attr.cocci (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun// SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun/// Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
3*4882a593Smuzhiyun/// for debugfs files.
4*4882a593Smuzhiyun///
5*4882a593Smuzhiyun//# Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
6*4882a593Smuzhiyun//# imposes some significant overhead as compared to
7*4882a593Smuzhiyun//# DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
8*4882a593Smuzhiyun//
9*4882a593Smuzhiyun// Copyright (C): 2016 Nicolai Stange
10*4882a593Smuzhiyun// Options: --no-includes
11*4882a593Smuzhiyun//
12*4882a593Smuzhiyun
13*4882a593Smuzhiyunvirtual context
14*4882a593Smuzhiyunvirtual patch
15*4882a593Smuzhiyunvirtual org
16*4882a593Smuzhiyunvirtual report
17*4882a593Smuzhiyun
18*4882a593Smuzhiyun@dsa@
19*4882a593Smuzhiyundeclarer name DEFINE_SIMPLE_ATTRIBUTE;
20*4882a593Smuzhiyunidentifier dsa_fops;
21*4882a593Smuzhiyunexpression dsa_get, dsa_set, dsa_fmt;
22*4882a593Smuzhiyunposition p;
23*4882a593Smuzhiyun@@
24*4882a593SmuzhiyunDEFINE_SIMPLE_ATTRIBUTE@p(dsa_fops, dsa_get, dsa_set, dsa_fmt);
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun@dcf@
27*4882a593Smuzhiyunexpression name, mode, parent, data;
28*4882a593Smuzhiyunidentifier dsa.dsa_fops;
29*4882a593Smuzhiyun@@
30*4882a593Smuzhiyundebugfs_create_file(name, mode, parent, data, &dsa_fops)
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun@context_dsa depends on context && dcf@
34*4882a593Smuzhiyundeclarer name DEFINE_DEBUGFS_ATTRIBUTE;
35*4882a593Smuzhiyunidentifier dsa.dsa_fops;
36*4882a593Smuzhiyunexpression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
37*4882a593Smuzhiyun@@
38*4882a593Smuzhiyun* DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
39*4882a593Smuzhiyun
40*4882a593Smuzhiyun
41*4882a593Smuzhiyun@patch_dcf depends on patch expression@
42*4882a593Smuzhiyunexpression name, mode, parent, data;
43*4882a593Smuzhiyunidentifier dsa.dsa_fops;
44*4882a593Smuzhiyun@@
45*4882a593Smuzhiyun- debugfs_create_file(name, mode, parent, data, &dsa_fops)
46*4882a593Smuzhiyun+ debugfs_create_file_unsafe(name, mode, parent, data, &dsa_fops)
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun@patch_dsa depends on patch_dcf && patch@
49*4882a593Smuzhiyunidentifier dsa.dsa_fops;
50*4882a593Smuzhiyunexpression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
51*4882a593Smuzhiyun@@
52*4882a593Smuzhiyun- DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
53*4882a593Smuzhiyun+ DEFINE_DEBUGFS_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
54*4882a593Smuzhiyun
55*4882a593Smuzhiyun
56*4882a593Smuzhiyun@script:python depends on org && dcf@
57*4882a593Smuzhiyunfops << dsa.dsa_fops;
58*4882a593Smuzhiyunp << dsa.p;
59*4882a593Smuzhiyun@@
60*4882a593Smuzhiyunmsg="%s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
61*4882a593Smuzhiyuncoccilib.org.print_todo(p[0], msg)
62*4882a593Smuzhiyun
63*4882a593Smuzhiyun@script:python depends on report && dcf@
64*4882a593Smuzhiyunfops << dsa.dsa_fops;
65*4882a593Smuzhiyunp << dsa.p;
66*4882a593Smuzhiyun@@
67*4882a593Smuzhiyunmsg="WARNING: %s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
68*4882a593Smuzhiyuncoccilib.report.print_report(p[0], msg)
69