| Server IP : 127.0.1.1 / Your IP : 216.73.216.172 Web Server : Apache/2.4.52 (Ubuntu) System : Linux bahcrestlinepropertiesllc 5.15.0-113-generic #123-Ubuntu SMP Mon Jun 10 08:16:17 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : ON Directory : /proc/1648833/cwd/lib/modules/5.15.0-153-generic/build/scripts/coccinelle/misc/ |
Upload File : |
// 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
@r1@
expression dev, irq, thread_fn;
position p;
@@
(
request_threaded_irq@p(irq, NULL, thread_fn,
(
IRQF_ONESHOT | ...
|
IRQF_ONESHOT
)
, ...)
|
devm_request_threaded_irq@p(dev, irq, NULL, thread_fn,
(
IRQF_ONESHOT | ...
|
IRQF_ONESHOT
)
, ...)
)
@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)