diff options
Diffstat (limited to 'kernel/lockdep.c')
| -rw-r--r-- | kernel/lockdep.c | 65 |
1 files changed, 27 insertions, 38 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 306d0b823bd..e0a027d58da 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -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); |