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drbd: Rename asender to ack_receiver

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This prepares the next patch where the sending on the meta (or
control) socket is moved to a dedicated workqueue.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Philipp Reisner 2015-03-16 15:01:00 +01:00 committed by Jens Axboe
parent 6434f404b4
commit 1c03e52083
3 changed files with 11 additions and 11 deletions
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6
drivers/block/drbd/drbd_int.h
View File

@ -754,7 +754,7 @@ struct drbd_connection {
unsigned long last_reconnect_jif;
struct drbd_thread receiver;
struct drbd_thread worker;
struct drbd_thread asender;
struct drbd_thread ack_receiver;
/* cached pointers,
* so we can look up the oldest pending requests more quickly.
@ -1557,7 +1557,7 @@ extern void drbd_endio_write_sec_final(struct drbd_peer_request *peer_req);
/* drbd_receiver.c */
extern int drbd_receiver(struct drbd_thread *thi);
extern int drbd_asender(struct drbd_thread *thi);
extern int drbd_ack_receiver(struct drbd_thread *thi);
extern bool drbd_rs_c_min_rate_throttle(struct drbd_device *device);
extern bool drbd_rs_should_slow_down(struct drbd_device *device, sector_t sector,
bool throttle_if_app_is_waiting);
@ -1971,7 +1971,7 @@ extern void drbd_flush_workqueue(struct drbd_work_queue *work_queue);
static inline void wake_asender(struct drbd_connection *connection)
{
if (test_bit(SIGNAL_ASENDER, &connection->flags))
force_sig(DRBD_SIG, connection->asender.task);
force_sig(DRBD_SIG, connection->ack_receiver.task);
}
static inline void request_ping(struct drbd_connection *connection)

10
drivers/block/drbd/drbd_main.c
View File

@ -1436,8 +1436,8 @@ static int we_should_drop_the_connection(struct drbd_connection *connection, str
/* long elapsed = (long)(jiffies - device->last_received); */
drop_it = connection->meta.socket == sock
|| !connection->asender.task
|| get_t_state(&connection->asender) != RUNNING
|| !connection->ack_receiver.task
|| get_t_state(&connection->ack_receiver) != RUNNING
|| connection->cstate < C_WF_REPORT_PARAMS;
if (drop_it)
@ -2564,7 +2564,7 @@ int set_resource_options(struct drbd_resource *resource, struct res_opts *res_op
cpumask_copy(resource->cpu_mask, new_cpu_mask);
for_each_connection_rcu(connection, resource) {
connection->receiver.reset_cpu_mask = 1;
connection->asender.reset_cpu_mask = 1;
connection->ack_receiver.reset_cpu_mask = 1;
connection->worker.reset_cpu_mask = 1;
}
}
@ -2653,8 +2653,8 @@ struct drbd_connection *conn_create(const char *name, struct res_opts *res_opts)
connection->receiver.connection = connection;
drbd_thread_init(resource, &connection->worker, drbd_worker, "worker");
connection->worker.connection = connection;
drbd_thread_init(resource, &connection->asender, drbd_asender, "asender");
connection->asender.connection = connection;
drbd_thread_init(resource, &connection->ack_receiver, drbd_ack_receiver, "ack_recv");
connection->ack_receiver.connection = connection;
kref_init(&connection->kref);

6
drivers/block/drbd/drbd_receiver.c
View File

@ -1099,7 +1099,7 @@ randomize:
return 0;
}
drbd_thread_start(&connection->asender);
drbd_thread_start(&connection->ack_receiver);
mutex_lock(&connection->resource->conf_update);
/* The discard_my_data flag is a single-shot modifier to the next
@ -4656,7 +4656,7 @@ static void conn_disconnect(struct drbd_connection *connection)
conn_request_state(connection, NS(conn, C_NETWORK_FAILURE), CS_HARD);
/* asender does not clean up anything. it must not interfere, either */
drbd_thread_stop(&connection->asender);
drbd_thread_stop(&connection->ack_receiver);
drbd_free_sock(connection);
rcu_read_lock();
@ -5487,7 +5487,7 @@ static struct asender_cmd asender_tbl[] = {
[P_RETRY_WRITE] = { sizeof(struct p_block_ack), got_BlockAck },
};
int drbd_asender(struct drbd_thread *thi)
int drbd_ack_receiver(struct drbd_thread *thi)
{
struct drbd_connection *connection = thi->connection;
struct asender_cmd *cmd = NULL;