scripts/coccinelle: Find threaded IRQs requests which are missing IRQF_ONESHOT

/// Make sure threaded IRQs without a primary handler are always request with

/// IRQF_ONESHOT

///

//

// Confidence: Good

// Comments:

// Options: --no-includes

virtual patch

virtual context

virtual org

virtual report

@r1@

expression irq;

expression thread_fn;

expression flags;

position p;

@@

request_threaded_irq@p(irq, NULL, thread_fn,

(

flags | IRQF_ONESHOT

|

IRQF_ONESHOT

)

, ...)

@depends on patch@

expression irq;

expression thread_fn;

expression flags;

position p != r1.p;

@@

request_threaded_irq@p(irq, NULL, thread_fn,

(

-0

+IRQF_ONESHOT

|

-flags

+flags | IRQF_ONESHOT

)

, ...)

@depends on context@

position p != r1.p;

@@

*request_threaded_irq@p(...)

@match depends on report || org@

expression irq;

position p != r1.p;

@@

request_threaded_irq@p(irq, NULL, ...)

@script:python depends on org@

p << match.p;

@@

msg = "ERROR: Threaded IRQ with no primary handler requested without IRQF_ONESHOT"

coccilib.org.print_todo(p[0],msg)

@script:python depends on report@

p << match.p;

@@

msg = "ERROR: Threaded IRQ with no primary handler requested without IRQF_ONESHOT"

coccilib.report.print_report(p[0],msg)