kpriv/linux-hardened
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity

lockdep: Rename trace_{hard,soft}{irq_context,irqs_enabled}()

Browse source 
Continue what commit:

  d820ac4c2f ("locking: rename trace_softirq_[enter|exit] => lockdep_softirq_[enter|exit]")

started, rename these to avoid confusing them with tracepoints.

git grep -l "trace_\(soft\|hard\)\(irq_context\|irqs_enabled\)" | while read file;
do
	sed -ie 's/trace_\(soft\|hard\)\(irq_context\|irqs_enabled\)/lockdep_\1\2/g' $file;
done

Reported-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Will Deacon <will@kernel.org>
Link: https://lkml.kernel.org/r/20200320115859.178626842@infradead.org
This commit is contained in:
Peter Zijlstra 2020-03-20 12:56:42 +01:00 committed by Thomas Gleixner
parent 0d38453c85
commit ef996916e7
4 changed files with 17 additions and 17 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
include/linux/irqflags.h
View file

@ -31,10 +31,10 @@
#ifdef CONFIG_TRACE_IRQFLAGS
extern void trace_hardirqs_on(void);
extern void trace_hardirqs_off(void);
# define trace_hardirq_context(p) ((p)->hardirq_context)
# define trace_softirq_context(p) ((p)->softirq_context)
# define trace_hardirqs_enabled(p) ((p)->hardirqs_enabled)
# define trace_softirqs_enabled(p) ((p)->softirqs_enabled)
# define lockdep_hardirq_context(p) ((p)->hardirq_context)
# define lockdep_softirq_context(p) ((p)->softirq_context)
# define lockdep_hardirqs_enabled(p) ((p)->hardirqs_enabled)
# define lockdep_softirqs_enabled(p) ((p)->softirqs_enabled)
# define lockdep_hardirq_enter() \
do { \
current->hardirq_context++; \
@ -54,10 +54,10 @@ do { \
#else
# define trace_hardirqs_on() do { } while (0)
# define trace_hardirqs_off() do { } while (0)
# define trace_hardirq_context(p) 0
# define trace_softirq_context(p) 0
# define trace_hardirqs_enabled(p) 0
# define trace_softirqs_enabled(p) 0
# define lockdep_hardirq_context(p) 0
# define lockdep_softirq_context(p) 0
# define lockdep_hardirqs_enabled(p) 0
# define lockdep_softirqs_enabled(p) 0
# define lockdep_hardirq_enter() do { } while (0)
# define lockdep_hardirq_exit() do { } while (0)
# define lockdep_softirq_enter() do { } while (0)

8
kernel/locking/lockdep.c
View file

@ -3081,10 +3081,10 @@ print_usage_bug(struct task_struct *curr, struct held_lock *this,
pr_warn("%s/%d [HC%u[%lu]:SC%u[%lu]:HE%u:SE%u] takes:\n",
curr->comm, task_pid_nr(curr),
trace_hardirq_context(curr), hardirq_count() >> HARDIRQ_SHIFT,
trace_softirq_context(curr), softirq_count() >> SOFTIRQ_SHIFT,
trace_hardirqs_enabled(curr),
trace_softirqs_enabled(curr));
lockdep_hardirq_context(curr), hardirq_count() >> HARDIRQ_SHIFT,
lockdep_softirq_context(curr), softirq_count() >> SOFTIRQ_SHIFT,
lockdep_hardirqs_enabled(curr),
lockdep_softirqs_enabled(curr));
print_lock(this);
pr_warn("{%s} state was registered at:\n", usage_str[prev_bit]);

2
kernel/softirq.c
View file

@ -224,7 +224,7 @@ static inline bool lockdep_softirq_start(void)
{
bool in_hardirq = false;
if (trace_hardirq_context(current)) {
if (lockdep_hardirq_context(current)) {
in_hardirq = true;
lockdep_hardirq_exit();
}

8
tools/include/linux/irqflags.h
View file

@ -2,10 +2,10 @@
#ifndef _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_
#define _LIBLOCKDEP_LINUX_TRACE_IRQFLAGS_H_
# define trace_hardirq_context(p) 0
# define trace_softirq_context(p) 0
# define trace_hardirqs_enabled(p) 0
# define trace_softirqs_enabled(p) 0
# define lockdep_hardirq_context(p) 0
# define lockdep_softirq_context(p) 0
# define lockdep_hardirqs_enabled(p) 0
# define lockdep_softirqs_enabled(p) 0
# define lockdep_hardirq_enter() do { } while (0)
# define lockdep_hardirq_exit() do { } while (0)
# define lockdep_softirq_enter() do { } while (0)