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lockdep: simplify mark_lock_irq() helpers #3 

Kill another argument

Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Peter Zijlstra 2009-01-22 16:38:21 +01:00 committed by Ingo Molnar
parent f989209e2f
commit cd95302d25
1 changed files with 27 additions and 38 deletions
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65
kernel/lockdep.c
View File

@ -1975,7 +1975,7 @@ void print_irqtrace_events(struct task_struct *curr)
print_ip_sym(curr->softirq_disable_ip);
}
static int hardirq_verbose(struct lock_class *class)
static int HARDIRQ_verbose(struct lock_class *class)
{
#if HARDIRQ_VERBOSE
return class_filter(class);
@ -1983,7 +1983,7 @@ static int hardirq_verbose(struct lock_class *class)
return 0;
}
static int softirq_verbose(struct lock_class *class)
static int SOFTIRQ_verbose(struct lock_class *class)
{
#if SOFTIRQ_VERBOSE
return class_filter(class);
@ -1991,7 +1991,7 @@ static int softirq_verbose(struct lock_class *class)
return 0;
}
static int reclaim_verbose(struct lock_class *class)
static int RECLAIM_FS_verbose(struct lock_class *class)
{
#if RECLAIM_VERBOSE
return class_filter(class);
@ -2025,6 +2025,19 @@ static inline const char *state_rname(enum lock_usage_bit bit)
return state_rnames[bit >> 2];
}
static int (*state_verbose_f[])(struct lock_class *class) = {
#define LOCKDEP_STATE(__STATE) \
__STATE##_verbose,
#include "lockdep_states.h"
#undef LOCKDEP_STATE
};
static inline int state_verbose(enum lock_usage_bit bit,
struct lock_class *class)
{
return state_verbose_f[bit >> 2](class);
}
static int exclusive_bit(int new_bit)
{
/*
@ -2046,8 +2059,7 @@ static int exclusive_bit(int new_bit)
static int
mark_lock_irq_used_in(struct task_struct *curr, struct held_lock *this,
int new_bit,
int (*verbose)(struct lock_class *class))
int new_bit)
{
const char *name = state_name(new_bit);
const char *rname = state_rname(new_bit);
@ -2072,7 +2084,7 @@ mark_lock_irq_used_in(struct task_struct *curr, struct held_lock *this,
if (!check_usage_forwards(curr, this, excl_bit + 1, rname))
return 0;
#endif
if (verbose(hlock_class(this)))
if (state_verbose(new_bit, hlock_class(this)))
return 2;
return 1;
@ -2080,8 +2092,7 @@ mark_lock_irq_used_in(struct task_struct *curr, struct held_lock *this,
static int
mark_lock_irq_used_in_read(struct task_struct *curr, struct held_lock *this,
int new_bit,
int (*verbose)(struct lock_class *class))
int new_bit)
{
const char *name = state_name(new_bit);
const char *rname = state_rname(new_bit);
@ -2096,7 +2107,7 @@ mark_lock_irq_used_in_read(struct task_struct *curr, struct held_lock *this,
*/
if (!check_usage_forwards(curr, this, excl_bit, name))
return 0;
if (verbose(hlock_class(this)))
if (state_verbose(new_bit, hlock_class(this)))
return 2;
return 1;
@ -2104,8 +2115,7 @@ mark_lock_irq_used_in_read(struct task_struct *curr, struct held_lock *this,
static int
mark_lock_irq_enabled(struct task_struct *curr, struct held_lock *this,
int new_bit,
int (*verbose)(struct lock_class *class))
int new_bit)
{
const char *name = state_name(new_bit);
const char *rname = state_rname(new_bit);
@ -2131,7 +2141,7 @@ mark_lock_irq_enabled(struct task_struct *curr, struct held_lock *this,
if (!check_usage_backwards(curr, this, excl_bit + 1, rname))
return 0;
#endif
if (verbose(hlock_class(this)))
if (state_verbose(new_bit, hlock_class(this)))
return 2;
return 1;
@ -2139,8 +2149,7 @@ mark_lock_irq_enabled(struct task_struct *curr, struct held_lock *this,
static int
mark_lock_irq_enabled_read(struct task_struct *curr, struct held_lock *this,
int new_bit,
int (*verbose)(struct lock_class *class))
int new_bit)
{
const char *name = state_name(new_bit);
const char *rname = state_rname(new_bit);
@ -2170,44 +2179,24 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
switch(new_bit) {
case LOCK_USED_IN_HARDIRQ:
return mark_lock_irq_used_in(curr, this, new_bit,
hardirq_verbose);
case LOCK_USED_IN_SOFTIRQ:
return mark_lock_irq_used_in(curr, this, new_bit,
softirq_verbose);
case LOCK_USED_IN_RECLAIM_FS:
return mark_lock_irq_used_in(curr, this, new_bit,
reclaim_verbose);
return mark_lock_irq_used_in(curr, this, new_bit);
case LOCK_USED_IN_HARDIRQ_READ:
return mark_lock_irq_used_in_read(curr, this, new_bit,
hardirq_verbose);
case LOCK_USED_IN_SOFTIRQ_READ:
return mark_lock_irq_used_in_read(curr, this, new_bit,
softirq_verbose);
case LOCK_USED_IN_RECLAIM_FS_READ:
return mark_lock_irq_used_in_read(curr, this, new_bit,
reclaim_verbose);
return mark_lock_irq_used_in_read(curr, this, new_bit);
case LOCK_ENABLED_HARDIRQ:
return mark_lock_irq_enabled(curr, this, new_bit,
hardirq_verbose);
case LOCK_ENABLED_SOFTIRQ:
return mark_lock_irq_enabled(curr, this, new_bit,
softirq_verbose);
case LOCK_ENABLED_RECLAIM_FS:
return mark_lock_irq_enabled(curr, this, new_bit,
reclaim_verbose);
return mark_lock_irq_enabled(curr, this, new_bit);
case LOCK_ENABLED_HARDIRQ_READ:
return mark_lock_irq_enabled_read(curr, this, new_bit,
hardirq_verbose);
case LOCK_ENABLED_SOFTIRQ_READ:
return mark_lock_irq_enabled_read(curr, this, new_bit,
softirq_verbose);
case LOCK_ENABLED_RECLAIM_FS_READ:
return mark_lock_irq_enabled_read(curr, this, new_bit,
reclaim_verbose);
return mark_lock_irq_enabled_read(curr, this, new_bit);
default:
WARN_ON(1);