/* defines for max_sectors and max_phys_segments */
#define I2O_MAX_SECTORS 1024
-#define I2O_MAX_SECTORS_LIMITED 256
+#define I2O_MAX_SECTORS_LIMITED 128
#define I2O_MAX_PHYS_SEGMENTS MAX_PHYS_SEGMENTS
/*
int (*reply) (struct i2o_controller *, u32, struct i2o_message *);
/* Event handler */
- void (*event) (struct i2o_event *);
+ work_func_t event;
struct workqueue_struct *event_queue; /* Event queue */
*/
struct i2o_pool {
char *name;
- kmem_cache_t *slab;
+ struct kmem_cache *slab;
mempool_t *mempool;
};
struct resource mem_resource; /* Mem resource allocated to the IOP */
struct device device;
- struct class_device *classdev; /* I2O controller class device */
struct i2o_device *exec; /* Executive */
#if BITS_PER_LONG == 64
spinlock_t context_list_lock; /* lock for context_list */
if (!pool->slab)
goto free_name;
- pool->mempool =
- mempool_create(min_nr, mempool_alloc_slab, mempool_free_slab,
- pool->slab);
+ pool->mempool = mempool_create_slab_pool(min_nr, pool->slab);
if (!pool->mempool)
goto free_slab;
/**
* i2o_driver_notify_controller_add - Send notification of added controller
- * to a single I2O driver
+ * @drv: I2O driver
+ * @c: I2O controller
*
* Send notification of added controller to a single registered driver.
*/
};
/**
- * i2o_driver_notify_controller_remove - Send notification of removed
- * controller to a single I2O driver
+ * i2o_driver_notify_controller_remove - Send notification of removed controller
+ * @drv: I2O driver
+ * @c: I2O controller
*
* Send notification of removed controller to a single registered driver.
*/
};
/**
- * i2o_driver_notify_device_add - Send notification of added device to a
- * single I2O driver
+ * i2o_driver_notify_device_add - Send notification of added device
+ * @drv: I2O driver
+ * @i2o_dev: the added i2o_device
*
* Send notification of added device to a single registered driver.
*/
/**
* i2o_driver_notify_device_remove - Send notification of removed device
- * to a single I2O driver
+ * @drv: I2O driver
+ * @i2o_dev: the added i2o_device
*
* Send notification of removed device to a single registered driver.
*/
return ERR_PTR(-ENOMEM);
mmsg->mfa = readl(c->in_port);
- if (mmsg->mfa == I2O_QUEUE_EMPTY) {
+ if (unlikely(mmsg->mfa >= c->in_queue.len)) {
+ u32 mfa = mmsg->mfa;
+
mempool_free(mmsg, c->in_msg.mempool);
- return ERR_PTR(-EBUSY);
+
+ if (mfa == I2O_QUEUE_EMPTY)
+ return ERR_PTR(-EBUSY);
+ return ERR_PTR(-EFAULT);
}
return &mmsg->msg;
/**
* i2o_msg_post_wait - Post and wait a message and wait until return
* @c: controller
- * @m: message to post
+ * @msg: message to post
* @timeout: time in seconds to wait
*
* This API allows an OSM to post a message and then be told whether or