Subversion Repositories HelenOS

Rev

Rev 3968 | Rev 4274 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 3968 Rev 4254
Line 99... Line 99...
99 
 * Hash table operations for cases when we know that
 99 
 * Hash table operations for cases when we know that
100 
 * there will be collisions between different keys.
 100 
 * there will be collisions between different keys.
101 
 */
 101 
 */
102 
static index_t irq_ht_hash(unative_t *key);
 102 
static index_t irq_ht_hash(unative_t *key);
103 
static bool irq_ht_compare(unative_t *key, count_t keys, link_t *item);
 103 
static bool irq_ht_compare(unative_t *key, count_t keys, link_t *item);
- 
 
 104 
static void irq_ht_remove(link_t *item);
104 
 
 105 
 
105 
static hash_table_operations_t irq_ht_ops = {
 106 
static hash_table_operations_t irq_ht_ops = {
106 
    .hash = irq_ht_hash,
 107 
    .hash = irq_ht_hash,
107 
    .compare = irq_ht_compare,
 108 
    .compare = irq_ht_compare,
108 
    .remove_callback = NULL     /* not used */
 109 
    .remove_callback = irq_ht_remove,
109 
};
 110 
};
110 
 
 111 
 
111 
/**
 112 
/**
112 
 * Hash table operations for cases when we know that
 113 
 * Hash table operations for cases when we know that
113 
 * there will be no collisions between different keys.
 114 
 * there will be no collisions between different keys.
114 
 * However, there might be still collisions among
 115 
 * However, there might be still collisions among
115 
 * elements with single key (sharing of one IRQ).
 116 
 * elements with single key (sharing of one IRQ).
116 
 */
 117 
 */
117 
static index_t irq_lin_hash(unative_t *key);
 118 
static index_t irq_lin_hash(unative_t *key);
118 
static bool irq_lin_compare(unative_t *key, count_t keys, link_t *item);
 119 
static bool irq_lin_compare(unative_t *key, count_t keys, link_t *item);
- 
 
 120 
static void irq_lin_remove(link_t *item);
119 
 
 121 
 
120 
static hash_table_operations_t irq_lin_ops = {
 122 
static hash_table_operations_t irq_lin_ops = {
121 
    .hash = irq_lin_hash,
 123 
    .hash = irq_lin_hash,
122 
    .compare = irq_lin_compare,
 124 
    .compare = irq_lin_compare,
123 
    .remove_callback = NULL     /* not used */
 125 
    .remove_callback = irq_lin_remove,
124 
};
 126 
};
125 
 
 127 
 
126 
/** Number of buckets in either of the hash tables. */
 128 
/** Number of buckets in either of the hash tables. */
127 
static count_t buckets;
 129 
static count_t buckets;
128 
 
 130 
 
Line 345... Line 347...
345 
        spinlock_unlock(&irq->lock);
 347 
        spinlock_unlock(&irq->lock);
346 
 
 348 
 
347 
    return rv;
 349 
    return rv;
348 
}
 350 
}
349 
 
 351 
 
- 
 
 352 
/** Unlock IRQ structure after hash_table_remove().
- 
 
 353 
 *
- 
 
 354 
 * @param lnk       Link in the removed and locked IRQ structure.
- 
 
 355 
 */
- 
 
 356 
void irq_ht_remove(link_t *lnk)
- 
 
 357 
{
- 
 
 358 
    irq_t *irq = hash_table_get_instance(lnk, irq_t, link);
- 
 
 359 
    spinlock_unlock(&irq->lock);
- 
 
 360 
}
- 
 
 361 
 
350 
/** Compute hash index for the key.
 362 
/** Compute hash index for the key.
351 
 *
 363 
 *
352 
 * This function computes hash index into
 364 
 * This function computes hash index into
353 
 * the IRQ hash table for which there
 365 
 * the IRQ hash table for which there
354 
 * are no collisions between different
 366 
 * are no collisions between different
Line 404... Line 416...
404 
        spinlock_unlock(&irq->lock);
 416 
        spinlock_unlock(&irq->lock);
405 
   
 417 
   
406 
    return rv;
 418 
    return rv;
407 
}
 419 
}
408 
 
 420 
 
- 
 
 421 
/** Unlock IRQ structure after hash_table_remove().
- 
 
 422 
 *
- 
 
 423 
 * @param lnk       Link in the removed and locked IRQ structure.
- 
 
 424 
 */
- 
 
 425 
void irq_lin_remove(link_t *lnk)
- 
 
 426 
{
- 
 
 427 
    irq_t *irq = hash_table_get_instance(lnk, irq_t, link);
- 
 
 428 
    spinlock_unlock(&irq->lock);
- 
 
 429 
}
- 
 
 430 
 
409 
/** @}
 431 
/** @}
410 
 */
 432 
 */