ACIL FM

Nama	Ukuran	Aksi
add_namespace.cocci	837 B	View DL Edit
array_size.cocci	1.69 MB	View DL Edit
array_size_dup.cocci	4.78 MB	View DL Edit
badty.cocci	1.69 MB	View DL Edit
boolconv.cocci	1.47 MB	View DL Edit
boolreturn.cocci	698 B	View DL Edit
bugon.cocci	1.48 MB	View DL Edit
cond_no_effect.cocci	2.07 MB	View DL Edit
cstptr.cocci	852 B	View DL Edit
doubleinit.cocci	1.38 MB	View DL Edit
excluded_middle.cocci	677 B	View DL Edit
flexible_array.cocci	1.78 MB	View DL Edit
ifaddr.cocci	684 B	View DL Edit
ifcol.cocci	1.23 MB	View DL Edit
irqf_oneshot.cocci	1.96 MB	View DL Edit
minmax.cocci	3.21 MB	View DL Edit
newline_in_nl_msg.cocci	1.61 MB	View DL Edit
noderef.cocci	1.19 MB	View DL Edit
of_table.cocci	1.33 MB	View DL Edit
orplus.cocci	1.03 MB	View DL Edit
returnvar.cocci	1.26 MB	View DL Edit
semicolon.cocci	1.07 MB	View DL Edit
swap.cocci	1.48 MB	View DL Edit
uninitialized_var.cocci	1.59 MB	View DL Edit
warn.cocci	1.65 MB	View DL Edit

Edit file: /usr/src/kernels/5.14.0-427.31.1.el9_4.x86_64/scripts/coccinelle/misc/irqf_oneshot.cocci

// SPDX-License-Identifier: GPL-2.0
/// Since commit 1c6c69525b40 ("genirq: Reject bogus threaded irq requests")
/// threaded IRQs without a primary handler need to be requested with
/// IRQF_ONESHOT, otherwise the request will fail.
///
/// So pass the IRQF_ONESHOT flag in this case.
///
//
// Confidence: Moderate
// Comments:
// Options: --no-includes

virtual patch
virtual context
virtual org
virtual report

@r2@
expression dev, irq, thread_fn, flags, e;
position p != r1.p;
@@
(
flags = IRQF_ONESHOT | ...
|
flags |= IRQF_ONESHOT | ...
)
... when != flags = e
(
request_threaded_irq@p(irq, NULL, thread_fn, flags, ...);
|
devm_request_threaded_irq@p(dev, irq, NULL, thread_fn, flags, ...);
)

@depends on patch@
expression dev, irq, thread_fn, flags;
position p != {r1.p,r2.p};
@@
(
request_threaded_irq@p(irq, NULL, thread_fn,
(
-0
+IRQF_ONESHOT
|
-flags
+flags | IRQF_ONESHOT
)
, ...)
|
devm_request_threaded_irq@p(dev, irq, NULL, thread_fn,
(
-0
+IRQF_ONESHOT
|
-flags
+flags | IRQF_ONESHOT
)
, ...)
)

@depends on context@
expression dev, irq;
position p != {r1.p,r2.p};
@@
(
*request_threaded_irq@p(irq, NULL, ...)
|
*devm_request_threaded_irq@p(dev, irq, NULL, ...)
)

@match depends on report || org@
expression dev, irq;
position p != {r1.p,r2.p};
@@
(
request_threaded_irq@p(irq, NULL, ...)
|
devm_request_threaded_irq@p(dev, irq, NULL, ...)
)

@script:python depends on org@
p << match.p;
@@
msg = "WARNING: Threaded IRQ with no primary handler requested without IRQF_ONESHOT (unless it is nested IRQ)"
coccilib.org.print_todo(p[0],msg)

@script:python depends on report@
p << match.p;
@@
msg = "WARNING: Threaded IRQ with no primary handler requested without IRQF_ONESHOT (unless it is nested IRQ)"
coccilib.report.print_report(p[0],msg)

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