From: Peter Zijlstra <peterz@infradead.org>
To: linux-kernel@vger.kernel.org, mingo@kernel.org, will@kernel.org
Cc: npiggin@gmail.com, elver@google.com, jgross@suse.com,
paulmck@kernel.org, rostedt@goodmis.org, rjw@rjwysocki.net,
joel@joelfernandes.org, svens@linux.ibm.com, tglx@linutronix.de,
peterz@infradead.org
Subject: [PATCH v2 07/11] locking/lockdep: Cleanup
Date: Fri, 21 Aug 2020 10:47:45 +0200 [thread overview]
Message-ID: <20200821085348.546087214@infradead.org> (raw)
In-Reply-To: <20200821084738.508092956@infradead.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Tested-by: Marco Elver <elver@google.com>
---
include/linux/irqflags.h | 54 ++++++++++++++++++++++++++---------------------
1 file changed, 30 insertions(+), 24 deletions(-)
--- a/include/linux/irqflags.h
+++ b/include/linux/irqflags.h
@@ -49,10 +49,11 @@ struct irqtrace_events {
DECLARE_PER_CPU(int, hardirqs_enabled);
DECLARE_PER_CPU(int, hardirq_context);
- extern void trace_hardirqs_on_prepare(void);
- extern void trace_hardirqs_off_finish(void);
- extern void trace_hardirqs_on(void);
- extern void trace_hardirqs_off(void);
+extern void trace_hardirqs_on_prepare(void);
+extern void trace_hardirqs_off_finish(void);
+extern void trace_hardirqs_on(void);
+extern void trace_hardirqs_off(void);
+
# define lockdep_hardirq_context() (raw_cpu_read(hardirq_context))
# define lockdep_softirq_context(p) ((p)->softirq_context)
# define lockdep_hardirqs_enabled() (this_cpu_read(hardirqs_enabled))
@@ -120,17 +121,17 @@ do { \
#else
# define trace_hardirqs_on_prepare() do { } while (0)
# define trace_hardirqs_off_finish() do { } while (0)
-# define trace_hardirqs_on() do { } while (0)
-# define trace_hardirqs_off() do { } while (0)
-# define lockdep_hardirq_context() 0
-# define lockdep_softirq_context(p) 0
-# define lockdep_hardirqs_enabled() 0
-# define lockdep_softirqs_enabled(p) 0
-# define lockdep_hardirq_enter() do { } while (0)
-# define lockdep_hardirq_threaded() do { } while (0)
-# define lockdep_hardirq_exit() do { } while (0)
-# define lockdep_softirq_enter() do { } while (0)
-# define lockdep_softirq_exit() do { } while (0)
+# define trace_hardirqs_on() do { } while (0)
+# define trace_hardirqs_off() do { } while (0)
+# define lockdep_hardirq_context() 0
+# define lockdep_softirq_context(p) 0
+# define lockdep_hardirqs_enabled() 0
+# define lockdep_softirqs_enabled(p) 0
+# define lockdep_hardirq_enter() do { } while (0)
+# define lockdep_hardirq_threaded() do { } while (0)
+# define lockdep_hardirq_exit() do { } while (0)
+# define lockdep_softirq_enter() do { } while (0)
+# define lockdep_softirq_exit() do { } while (0)
# define lockdep_hrtimer_enter(__hrtimer) false
# define lockdep_hrtimer_exit(__context) do { } while (0)
# define lockdep_posixtimer_enter() do { } while (0)
@@ -181,17 +182,25 @@ do { \
* if !TRACE_IRQFLAGS.
*/
#ifdef CONFIG_TRACE_IRQFLAGS
-#define local_irq_enable() \
- do { trace_hardirqs_on(); raw_local_irq_enable(); } while (0)
-#define local_irq_disable() \
- do { raw_local_irq_disable(); trace_hardirqs_off(); } while (0)
+
+#define local_irq_enable() \
+ do { \
+ trace_hardirqs_on(); \
+ raw_local_irq_enable(); \
+ } while (0)
+
+#define local_irq_disable() \
+ do { \
+ raw_local_irq_disable(); \
+ trace_hardirqs_off(); \
+ } while (0)
+
#define local_irq_save(flags) \
do { \
raw_local_irq_save(flags); \
trace_hardirqs_off(); \
} while (0)
-
#define local_irq_restore(flags) \
do { \
if (raw_irqs_disabled_flags(flags)) { \
@@ -214,10 +223,7 @@ do { \
#define local_irq_enable() do { raw_local_irq_enable(); } while (0)
#define local_irq_disable() do { raw_local_irq_disable(); } while (0)
-#define local_irq_save(flags) \
- do { \
- raw_local_irq_save(flags); \
- } while (0)
+#define local_irq_save(flags) do { raw_local_irq_save(flags); } while (0)
#define local_irq_restore(flags) do { raw_local_irq_restore(flags); } while (0)
#define safe_halt() do { raw_safe_halt(); } while (0)
next prev parent reply other threads:[~2020-08-21 8:55 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-21 8:47 [PATCH v2 00/11] TRACE_IRQFLAGS wreckage Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 01/11] lockdep: Use raw_cpu_*() for per-cpu variables Peter Zijlstra
2020-08-27 1:05 ` Joel Fernandes
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 02/11] cpuidle: Fixup IRQ state Peter Zijlstra
2020-08-21 17:36 ` Rafael J. Wysocki
2020-08-27 1:06 ` Joel Fernandes
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 03/11] sched,idle,rcu: Push rcu_idle deeper into the idle path Peter Zijlstra
2020-08-27 1:18 ` Joel Fernandes
2020-08-27 1:24 ` Joel Fernandes
2020-08-27 7:47 ` peterz
2020-08-27 7:53 ` Thomas Gleixner
2020-08-27 22:30 ` Joel Fernandes
2020-09-02 7:08 ` peterz
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 04/11] cpuidle: Make CPUIDLE_FLAG_TLB_FLUSHED generic Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 05/11] cpuidle: Move trace_cpu_idle() into generic code Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 06/11] x86/entry: Remove unused THUNKs Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` Peter Zijlstra [this message]
2020-08-27 7:54 ` [tip: locking/core] locking/lockdep: Cleanup tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 08/11] nds32: Implement arch_irqs_disabled() Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 09/11] arm64: " Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-08-21 8:47 ` [PATCH v2 10/11] lockdep: Only trace IRQ edges Peter Zijlstra
2020-08-26 0:47 ` Thomas Gleixner
2020-09-02 4:21 ` Guenter Roeck
2020-09-02 9:09 ` peterz
2020-09-02 9:12 ` peterz
2020-09-02 13:48 ` Guenter Roeck
2020-09-08 14:22 ` peterz
2020-09-08 14:40 ` Guenter Roeck
2020-09-08 15:41 ` [PATCH] sparc64: Fix irqtrace warnings on Ultra-S peterz
2020-08-21 8:47 ` [PATCH v2 11/11] lockdep,trace: Expose tracepoints Peter Zijlstra
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
2020-09-02 3:51 ` [PATCH v2 11/11] " Guenter Roeck
2020-09-02 7:24 ` peterz
2020-09-02 13:21 ` Guenter Roeck
2020-09-02 8:56 ` peterz
2020-09-02 13:57 ` Guenter Roeck
2020-09-03 14:00 ` peterz
2020-09-03 14:13 ` peterz
2020-09-03 15:19 ` Guenter Roeck
2020-09-03 15:36 ` peterz
2020-09-03 15:54 ` Paul E. McKenney
2020-09-03 18:11 ` Guenter Roeck
2020-08-21 12:58 ` [PATCH v2 00/11] TRACE_IRQFLAGS wreckage peterz
2020-08-26 10:16 ` [PATCH v2 12/11] mips: Implement arch_irqs_disabled() peterz
2020-08-27 7:54 ` [tip: locking/core] " tip-bot2 for Peter Zijlstra
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