68 lines
1.8 KiB
Plaintext
68 lines
1.8 KiB
Plaintext
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/// Use DEFINE_DEBUGFS_ATTRIBUTE rather than DEFINE_SIMPLE_ATTRIBUTE
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/// for debugfs files.
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///
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//# Rationale: DEFINE_SIMPLE_ATTRIBUTE + debugfs_create_file()
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//# imposes some significant overhead as compared to
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//# DEFINE_DEBUGFS_ATTRIBUTE + debugfs_create_file_unsafe().
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//
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// Copyright (C): 2016 Nicolai Stange
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// Options: --no-includes
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//
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virtual context
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virtual patch
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virtual org
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virtual report
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@dsa@
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declarer name DEFINE_SIMPLE_ATTRIBUTE;
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identifier dsa_fops;
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expression dsa_get, dsa_set, dsa_fmt;
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position p;
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@@
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DEFINE_SIMPLE_ATTRIBUTE@p(dsa_fops, dsa_get, dsa_set, dsa_fmt);
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@dcf@
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expression name, mode, parent, data;
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identifier dsa.dsa_fops;
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@@
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debugfs_create_file(name, mode, parent, data, &dsa_fops)
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@context_dsa depends on context && dcf@
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declarer name DEFINE_DEBUGFS_ATTRIBUTE;
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identifier dsa.dsa_fops;
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expression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
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@@
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* DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
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@patch_dcf depends on patch expression@
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expression name, mode, parent, data;
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identifier dsa.dsa_fops;
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@@
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- debugfs_create_file(name, mode, parent, data, &dsa_fops)
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+ debugfs_create_file_unsafe(name, mode, parent, data, &dsa_fops)
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@patch_dsa depends on patch_dcf && patch@
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identifier dsa.dsa_fops;
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expression dsa.dsa_get, dsa.dsa_set, dsa.dsa_fmt;
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@@
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- DEFINE_SIMPLE_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
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+ DEFINE_DEBUGFS_ATTRIBUTE(dsa_fops, dsa_get, dsa_set, dsa_fmt);
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@script:python depends on org && dcf@
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fops << dsa.dsa_fops;
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p << dsa.p;
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@@
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msg="%s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
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coccilib.org.print_todo(p[0], msg)
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@script:python depends on report && dcf@
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fops << dsa.dsa_fops;
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p << dsa.p;
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@@
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msg="WARNING: %s should be defined with DEFINE_DEBUGFS_ATTRIBUTE" % (fops)
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coccilib.report.print_report(p[0], msg)
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