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kernel_linux
提交 4fc95e86 编写于 作者: P Peter Zijlstra 提交者： Ingo Molnar
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lockdep: sanitize bit names 

s/\(LOCKF\?_ENABLED_[^ ]*\)S\(_READ\)\?\>/\1\2/g

So that the USED_IN and ENABLED have the same names.
Signed-off-by: NPeter Zijlstra <a.p.zijlstra@chello.nl>
Signed-off-by: NIngo Molnar <mingo@elte.hu>
上级 cf40bd16
隐藏空白更改
内联 并排
Showing with 59 addition and 59 deletion
include/linux/lockdep.h
浏览文件 @ 4fc95e86
......@@ -28,14 +28,14 @@ enum lock_usage_bit
LOCK_USED_IN_HARDIRQ,
LOCK_USED_IN_SOFTIRQ,
LOCK_USED_IN_RECLAIM_FS,
LOCK_ENABLED_SOFTIRQS,
LOCK_ENABLED_HARDIRQS,
LOCK_ENABLED_SOFTIRQ,
LOCK_ENABLED_HARDIRQ,
LOCK_HELD_OVER_RECLAIM_FS,
LOCK_USED_IN_HARDIRQ_READ,
LOCK_USED_IN_SOFTIRQ_READ,
LOCK_USED_IN_RECLAIM_FS_READ,
LOCK_ENABLED_SOFTIRQS_READ,
LOCK_ENABLED_HARDIRQS_READ,
LOCK_ENABLED_SOFTIRQ_READ,
LOCK_ENABLED_HARDIRQ_READ,
LOCK_HELD_OVER_RECLAIM_FS_READ,
LOCK_USAGE_STATES
};
......@@ -47,22 +47,22 @@ enum lock_usage_bit
#define LOCKF_USED_IN_HARDIRQ (1 << LOCK_USED_IN_HARDIRQ)
#define LOCKF_USED_IN_SOFTIRQ (1 << LOCK_USED_IN_SOFTIRQ)
#define LOCKF_USED_IN_RECLAIM_FS (1 << LOCK_USED_IN_RECLAIM_FS)
#define LOCKF_ENABLED_HARDIRQS (1 << LOCK_ENABLED_HARDIRQS)
#define LOCKF_ENABLED_SOFTIRQS (1 << LOCK_ENABLED_SOFTIRQS)
#define LOCKF_ENABLED_HARDIRQ (1 << LOCK_ENABLED_HARDIRQ)
#define LOCKF_ENABLED_SOFTIRQ (1 << LOCK_ENABLED_SOFTIRQ)
#define LOCKF_HELD_OVER_RECLAIM_FS (1 << LOCK_HELD_OVER_RECLAIM_FS)
#define LOCKF_ENABLED_IRQS (LOCKF_ENABLED_HARDIRQS | LOCKF_ENABLED_SOFTIRQS)
#define LOCKF_ENABLED_IRQ (LOCKF_ENABLED_HARDIRQ | LOCKF_ENABLED_SOFTIRQ)
#define LOCKF_USED_IN_IRQ (LOCKF_USED_IN_HARDIRQ | LOCKF_USED_IN_SOFTIRQ)
#define LOCKF_USED_IN_HARDIRQ_READ (1 << LOCK_USED_IN_HARDIRQ_READ)
#define LOCKF_USED_IN_SOFTIRQ_READ (1 << LOCK_USED_IN_SOFTIRQ_READ)
#define LOCKF_USED_IN_RECLAIM_FS_READ (1 << LOCK_USED_IN_RECLAIM_FS_READ)
#define LOCKF_ENABLED_HARDIRQS_READ (1 << LOCK_ENABLED_HARDIRQS_READ)
#define LOCKF_ENABLED_SOFTIRQS_READ (1 << LOCK_ENABLED_SOFTIRQS_READ)
#define LOCKF_ENABLED_HARDIRQ_READ (1 << LOCK_ENABLED_HARDIRQ_READ)
#define LOCKF_ENABLED_SOFTIRQ_READ (1 << LOCK_ENABLED_SOFTIRQ_READ)
#define LOCKF_HELD_OVER_RECLAIM_FS_READ (1 << LOCK_HELD_OVER_RECLAIM_FS_READ)
#define LOCKF_ENABLED_IRQS_READ \
(LOCKF_ENABLED_HARDIRQS_READ | LOCKF_ENABLED_SOFTIRQS_READ)
#define LOCKF_ENABLED_IRQ_READ \
(LOCKF_ENABLED_HARDIRQ_READ | LOCKF_ENABLED_SOFTIRQ_READ)
#define LOCKF_USED_IN_IRQ_READ \
(LOCKF_USED_IN_HARDIRQ_READ | LOCKF_USED_IN_SOFTIRQ_READ)
......
kernel/lockdep.c
浏览文件 @ 4fc95e86
......@@ -450,12 +450,12 @@ static const char *usage_str[] =
[LOCK_USED] = "initial-use ",
[LOCK_USED_IN_HARDIRQ] = "in-hardirq-W",
[LOCK_USED_IN_SOFTIRQ] = "in-softirq-W",
[LOCK_ENABLED_SOFTIRQS] = "softirq-on-W",
[LOCK_ENABLED_HARDIRQS] = "hardirq-on-W",
[LOCK_ENABLED_SOFTIRQ] = "softirq-on-W",
[LOCK_ENABLED_HARDIRQ] = "hardirq-on-W",
[LOCK_USED_IN_HARDIRQ_READ] = "in-hardirq-R",
[LOCK_USED_IN_SOFTIRQ_READ] = "in-softirq-R",
[LOCK_ENABLED_SOFTIRQS_READ] = "softirq-on-R",
[LOCK_ENABLED_HARDIRQS_READ] = "hardirq-on-R",
[LOCK_ENABLED_SOFTIRQ_READ] = "softirq-on-R",
[LOCK_ENABLED_HARDIRQ_READ] = "hardirq-on-R",
[LOCK_USED_IN_RECLAIM_FS] = "in-reclaim-W",
[LOCK_USED_IN_RECLAIM_FS_READ] = "in-reclaim-R",
[LOCK_HELD_OVER_RECLAIM_FS] = "ov-reclaim-W",
......@@ -476,28 +476,28 @@ get_usage_chars(struct lock_class *class, char *c1, char *c2, char *c3,
if (class->usage_mask & LOCKF_USED_IN_HARDIRQ)
*c1 = '+';
else
if (class->usage_mask & LOCKF_ENABLED_HARDIRQS)
if (class->usage_mask & LOCKF_ENABLED_HARDIRQ)
*c1 = '-';
if (class->usage_mask & LOCKF_USED_IN_SOFTIRQ)
*c2 = '+';
else
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQS)
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQ)
*c2 = '-';
if (class->usage_mask & LOCKF_ENABLED_HARDIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_HARDIRQ_READ)
*c3 = '-';
if (class->usage_mask & LOCKF_USED_IN_HARDIRQ_READ) {
*c3 = '+';
if (class->usage_mask & LOCKF_ENABLED_HARDIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_HARDIRQ_READ)
*c3 = '?';
}
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQ_READ)
*c4 = '-';
if (class->usage_mask & LOCKF_USED_IN_SOFTIRQ_READ) {
*c4 = '+';
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQ_READ)
*c4 = '?';
}
......@@ -1296,7 +1296,7 @@ check_prev_add_irq(struct task_struct *curr, struct held_lock *prev,
* forwards-subgraph starting at <next>:
*/
if (!check_usage(curr, prev, next, LOCK_USED_IN_HARDIRQ,
LOCK_ENABLED_HARDIRQS, "hard"))
LOCK_ENABLED_HARDIRQ, "hard"))
return 0;
/*
......@@ -1306,7 +1306,7 @@ check_prev_add_irq(struct task_struct *curr, struct held_lock *prev,
* forwards-subgraph starting at <next>:
*/
if (!check_usage(curr, prev, next, LOCK_USED_IN_HARDIRQ_READ,
LOCK_ENABLED_HARDIRQS, "hard-read"))
LOCK_ENABLED_HARDIRQ, "hard-read"))
return 0;
/*
......@@ -1316,7 +1316,7 @@ check_prev_add_irq(struct task_struct *curr, struct held_lock *prev,
* forwards-subgraph starting at <next>:
*/
if (!check_usage(curr, prev, next, LOCK_USED_IN_SOFTIRQ,
LOCK_ENABLED_SOFTIRQS, "soft"))
LOCK_ENABLED_SOFTIRQ, "soft"))
return 0;
/*
* Prove that the new dependency does not connect a softirq-safe-read
......@@ -1325,7 +1325,7 @@ check_prev_add_irq(struct task_struct *curr, struct held_lock *prev,
* forwards-subgraph starting at <next>:
*/
if (!check_usage(curr, prev, next, LOCK_USED_IN_SOFTIRQ_READ,
LOCK_ENABLED_SOFTIRQS, "soft"))
LOCK_ENABLED_SOFTIRQ, "soft"))
return 0;
/*
......@@ -2008,17 +2008,17 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
switch(new_bit) {
case LOCK_USED_IN_HARDIRQ:
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_HARDIRQS))
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_HARDIRQ))
return 0;
if (!valid_state(curr, this, new_bit,
LOCK_ENABLED_HARDIRQS_READ))
LOCK_ENABLED_HARDIRQ_READ))
return 0;
/*
* just marked it hardirq-safe, check that this lock
* took no hardirq-unsafe lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_HARDIRQS, "hard"))
LOCK_ENABLED_HARDIRQ, "hard"))
return 0;
#if STRICT_READ_CHECKS
/*
......@@ -2026,24 +2026,24 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
* took no hardirq-unsafe-read lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_HARDIRQS_READ, "hard-read"))
LOCK_ENABLED_HARDIRQ_READ, "hard-read"))
return 0;
#endif
if (hardirq_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_USED_IN_SOFTIRQ:
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_SOFTIRQS))
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_SOFTIRQ))
return 0;
if (!valid_state(curr, this, new_bit,
LOCK_ENABLED_SOFTIRQS_READ))
LOCK_ENABLED_SOFTIRQ_READ))
return 0;
/*
* just marked it softirq-safe, check that this lock
* took no softirq-unsafe lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_SOFTIRQS, "soft"))
LOCK_ENABLED_SOFTIRQ, "soft"))
return 0;
#if STRICT_READ_CHECKS
/*
......@@ -2051,7 +2051,7 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
* took no softirq-unsafe-read lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_SOFTIRQS_READ, "soft-read"))
LOCK_ENABLED_SOFTIRQ_READ, "soft-read"))
return 0;
#endif
if (softirq_verbose(hlock_class(this)))
......@@ -2083,27 +2083,27 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
ret = 2;
break;
case LOCK_USED_IN_HARDIRQ_READ:
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_HARDIRQS))
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_HARDIRQ))
return 0;
/*
* just marked it hardirq-read-safe, check that this lock
* took no hardirq-unsafe lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_HARDIRQS, "hard"))
LOCK_ENABLED_HARDIRQ, "hard"))
return 0;
if (hardirq_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_USED_IN_SOFTIRQ_READ:
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_SOFTIRQS))
if (!valid_state(curr, this, new_bit, LOCK_ENABLED_SOFTIRQ))
return 0;
/*
* just marked it softirq-read-safe, check that this lock
* took no softirq-unsafe lock in the past:
*/
if (!check_usage_forwards(curr, this,
LOCK_ENABLED_SOFTIRQS, "soft"))
LOCK_ENABLED_SOFTIRQ, "soft"))
return 0;
if (softirq_verbose(hlock_class(this)))
ret = 2;
......@@ -2121,7 +2121,7 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
if (reclaim_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_ENABLED_HARDIRQS:
case LOCK_ENABLED_HARDIRQ:
if (!valid_state(curr, this, new_bit, LOCK_USED_IN_HARDIRQ))
return 0;
if (!valid_state(curr, this, new_bit,
......@@ -2147,7 +2147,7 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
if (hardirq_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_ENABLED_SOFTIRQS:
case LOCK_ENABLED_SOFTIRQ:
if (!valid_state(curr, this, new_bit, LOCK_USED_IN_SOFTIRQ))
return 0;
if (!valid_state(curr, this, new_bit,
......@@ -2199,7 +2199,7 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
if (reclaim_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_ENABLED_HARDIRQS_READ:
case LOCK_ENABLED_HARDIRQ_READ:
if (!valid_state(curr, this, new_bit, LOCK_USED_IN_HARDIRQ))
return 0;
#if STRICT_READ_CHECKS
......@@ -2214,7 +2214,7 @@ static int mark_lock_irq(struct task_struct *curr, struct held_lock *this,
if (hardirq_verbose(hlock_class(this)))
ret = 2;
break;
case LOCK_ENABLED_SOFTIRQS_READ:
case LOCK_ENABLED_SOFTIRQ_READ:
if (!valid_state(curr, this, new_bit, LOCK_USED_IN_SOFTIRQ))
return 0;
#if STRICT_READ_CHECKS
......@@ -2274,16 +2274,16 @@ mark_held_locks(struct task_struct *curr, enum mark_type mark)
switch (mark) {
case HARDIRQ:
if (hlock->read)
usage_bit = LOCK_ENABLED_HARDIRQS_READ;
usage_bit = LOCK_ENABLED_HARDIRQ_READ;
else
usage_bit = LOCK_ENABLED_HARDIRQS;
usage_bit = LOCK_ENABLED_HARDIRQ;
break;
case SOFTIRQ:
if (hlock->read)
usage_bit = LOCK_ENABLED_SOFTIRQS_READ;
usage_bit = LOCK_ENABLED_SOFTIRQ_READ;
else
usage_bit = LOCK_ENABLED_SOFTIRQS;
usage_bit = LOCK_ENABLED_SOFTIRQ;
break;
case RECLAIM_FS:
......@@ -2520,19 +2520,19 @@ static int mark_irqflags(struct task_struct *curr, struct held_lock *hlock)
if (!hlock->hardirqs_off) {
if (hlock->read) {
if (!mark_lock(curr, hlock,
LOCK_ENABLED_HARDIRQS_READ))
LOCK_ENABLED_HARDIRQ_READ))
return 0;
if (curr->softirqs_enabled)
if (!mark_lock(curr, hlock,
LOCK_ENABLED_SOFTIRQS_READ))
LOCK_ENABLED_SOFTIRQ_READ))
return 0;
} else {
if (!mark_lock(curr, hlock,
LOCK_ENABLED_HARDIRQS))
LOCK_ENABLED_HARDIRQ))
return 0;
if (curr->softirqs_enabled)
if (!mark_lock(curr, hlock,
LOCK_ENABLED_SOFTIRQS))
LOCK_ENABLED_SOFTIRQ))
return 0;
}
}
......@@ -2640,10 +2640,10 @@ static int mark_lock(struct task_struct *curr, struct held_lock *this,
case LOCK_USED_IN_SOFTIRQ:
case LOCK_USED_IN_HARDIRQ_READ:
case LOCK_USED_IN_SOFTIRQ_READ:
case LOCK_ENABLED_HARDIRQS:
case LOCK_ENABLED_SOFTIRQS:
case LOCK_ENABLED_HARDIRQS_READ:
case LOCK_ENABLED_SOFTIRQS_READ:
case LOCK_ENABLED_HARDIRQ:
case LOCK_ENABLED_SOFTIRQ:
case LOCK_ENABLED_HARDIRQ_READ:
case LOCK_ENABLED_SOFTIRQ_READ:
case LOCK_USED_IN_RECLAIM_FS:
case LOCK_USED_IN_RECLAIM_FS_READ:
case LOCK_HELD_OVER_RECLAIM_FS:
......
kernel/lockdep_proc.c
浏览文件 @ 4fc95e86
......@@ -300,27 +300,27 @@ static int lockdep_stats_show(struct seq_file *m, void *v)
nr_uncategorized++;
if (class->usage_mask & LOCKF_USED_IN_IRQ)
nr_irq_safe++;
if (class->usage_mask & LOCKF_ENABLED_IRQS)
if (class->usage_mask & LOCKF_ENABLED_IRQ)
nr_irq_unsafe++;
if (class->usage_mask & LOCKF_USED_IN_SOFTIRQ)
nr_softirq_safe++;
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQS)
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQ)
nr_softirq_unsafe++;
if (class->usage_mask & LOCKF_USED_IN_HARDIRQ)
nr_hardirq_safe++;
if (class->usage_mask & LOCKF_ENABLED_HARDIRQS)
if (class->usage_mask & LOCKF_ENABLED_HARDIRQ)
nr_hardirq_unsafe++;
if (class->usage_mask & LOCKF_USED_IN_IRQ_READ)
nr_irq_read_safe++;
if (class->usage_mask & LOCKF_ENABLED_IRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_IRQ_READ)
nr_irq_read_unsafe++;
if (class->usage_mask & LOCKF_USED_IN_SOFTIRQ_READ)
nr_softirq_read_safe++;
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_SOFTIRQ_READ)
nr_softirq_read_unsafe++;
if (class->usage_mask & LOCKF_USED_IN_HARDIRQ_READ)
nr_hardirq_read_safe++;
if (class->usage_mask & LOCKF_ENABLED_HARDIRQS_READ)
if (class->usage_mask & LOCKF_ENABLED_HARDIRQ_READ)
nr_hardirq_read_unsafe++;
#ifdef CONFIG_PROVE_LOCKING
......
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