The following command has been used to verify that the kernel-doc
tool no longer complains about undocumented fields:
scripts/kernel-doc -html drivers/scsi/scsi_transport_srp.c \
include/scsi/scsi_transport_srp.h >srp-transport-doc.html
Signed-off-by: Bart Van Assche <bvanassche@xxxxxxx>
Acked-by: Sebastian Riemer <sebastian.riemer@xxxxxxxxxxxxxxxx>
Acked-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Cc: David Dillow <dave@xxxxxxxxxxxxxx>
Cc: Vu Pham <vu@xxxxxxxxxxxx>
Cc: James Bottomley <jbottomley@xxxxxxxxxxxxx>
---
Changes compared to v1:
- Resent without linewrapping.
- Added acks from Sebastian Riemer and Randy Dunlap.
---
drivers/scsi/scsi_transport_srp.c | 12 ++++++++++++
include/scsi/scsi_transport_srp.h | 32 ++++++++++++++++++++++++++++----
2 files changed, 40 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/scsi_transport_srp.c b/drivers/scsi/scsi_transport_srp.c
index 2700a5a..96ffc46 100644
--- a/drivers/scsi/scsi_transport_srp.c
+++ b/drivers/scsi/scsi_transport_srp.c
@@ -64,6 +64,9 @@ static inline struct Scsi_Host *rport_to_shost(struct srp_rport *r)
/**
* srp_tmo_valid() - check timeout combination validity
+ * @reconnect_delay: Reconnect delay in seconds.
+ * @fast_io_fail_tmo: Fast I/O fail timeout in seconds.
+ * @dev_loss_tmo: Device loss timeout in seconds.
*
* The combination of the timeout parameters must be such that SCSI commands
* are finished in a reasonable time. Hence do not allow the fast I/O fail
@@ -368,6 +371,7 @@ invalid:
/**
* srp_reconnect_work() - reconnect and schedule a new attempt if necessary
+ * @work: Work structure used for scheduling this operation.
*/
static void srp_reconnect_work(struct work_struct *work)
{
@@ -408,6 +412,7 @@ static void __rport_fail_io_fast(struct srp_rport *rport)
/**
* rport_fast_io_fail_timedout() - fast I/O failure timeout handler
+ * @work: Work structure used for scheduling this operation.
*/
static void rport_fast_io_fail_timedout(struct work_struct *work)
{
@@ -426,6 +431,7 @@ static void rport_fast_io_fail_timedout(struct work_struct *work)
/**
* rport_dev_loss_timedout() - device loss timeout handler
+ * @work: Work structure used for scheduling this operation.
*/
static void rport_dev_loss_timedout(struct work_struct *work)
{
@@ -488,6 +494,7 @@ static void __srp_start_tl_fail_timers(struct srp_rport *rport)
/**
* srp_start_tl_fail_timers() - start the transport layer failure timers
+ * @rport: SRP target port.
*
* Start the transport layer fast I/O failure and device loss timers. Do not
* modify a timer that was already started.
@@ -502,6 +509,7 @@ EXPORT_SYMBOL(srp_start_tl_fail_timers);
/**
* scsi_request_fn_active() - number of kernel threads inside scsi_request_fn()
+ * @shost: SCSI host for which to count the number of scsi_request_fn() callers.
*/
static int scsi_request_fn_active(struct Scsi_Host *shost)
{
@@ -522,6 +530,7 @@ static int scsi_request_fn_active(struct Scsi_Host *shost)
/**
* srp_reconnect_rport() - reconnect to an SRP target port
+ * @rport: SRP target port.
*
* Blocks SCSI command queueing before invoking reconnect() such that
* queuecommand() won't be invoked concurrently with reconnect() from outside
@@ -599,6 +608,7 @@ EXPORT_SYMBOL(srp_reconnect_rport);
/**
* srp_timed_out() - SRP transport intercept of the SCSI timeout EH
+ * @scmd: SCSI command.
*
* If a timeout occurs while an rport is in the blocked state, ask the SCSI
* EH to continue waiting (BLK_EH_RESET_TIMER). Otherwise let the SCSI core
@@ -674,6 +684,7 @@ static int srp_host_match(struct attribute_container *cont, struct device *dev)
/**
* srp_rport_get() - increment rport reference count
+ * @rport: SRP target port.
*/
void srp_rport_get(struct srp_rport *rport)
{
@@ -683,6 +694,7 @@ EXPORT_SYMBOL(srp_rport_get);
/**
* srp_rport_put() - decrement rport reference count
+ * @rport: SRP target port.
*/
void srp_rport_put(struct srp_rport *rport)
{
diff --git a/include/scsi/scsi_transport_srp.h b/include/scsi/scsi_transport_srp.h
index 4ebf691..69eb021 100644
--- a/include/scsi/scsi_transport_srp.h
+++ b/include/scsi/scsi_transport_srp.h
@@ -29,10 +29,26 @@ enum srp_rport_state {
};
/**
- * struct srp_rport
- * @lld_data: LLD private data.
- * @mutex: Protects against concurrent rport reconnect / fast_io_fail /
- * dev_loss_tmo activity.
+ * struct srp_rport - SRP initiator or target port
+ *
+ * Fields that are relevant for SRP initiator and SRP target drivers:
+ * @dev: Device associated with this rport.
+ * @port_id: 16-byte port identifier.
+ * @roles: Role of this port - initiator or target.
+ *
+ * Fields that are only relevant for SRP initiator drivers:
+ * @lld_data: LLD private data.
+ * @mutex: Protects against concurrent rport reconnect /
+ * fast_io_fail / dev_loss_tmo activity.
+ * @state: rport state.
+ * @deleted: Whether or not srp_rport_del() has already been invoked.
+ * @reconnect_delay: Reconnect delay in seconds.
+ * @failed_reconnects: Number of failed reconnect attempts.
+ * @reconnect_work: Work structure used for scheduling reconnect attempts.
+ * @fast_io_fail_tmo: Fast I/O fail timeout in seconds.
+ * @dev_loss_tmo: Device loss timeout in seconds.
+ * @fast_io_fail_work: Work structure used for scheduling fast I/O fail work.
+ * @dev_loss_work: Work structure used for scheduling device loss work.
*/
struct srp_rport {
/* for initiator and target drivers */
@@ -60,6 +76,8 @@ struct srp_rport {
/**
* struct srp_function_template
+ *
+ * Fields that are only relevant for SRP initiator drivers:
* @has_rport_state: Whether or not to create the state, fast_io_fail_tmo and
* dev_loss_tmo sysfs attribute for an rport.
* @reset_timer_if_blocked: Whether or srp_timed_out() should reset the command
@@ -71,6 +89,11 @@ struct srp_rport {
* srp_reconnect_rport().
* @terminate_rport_io: Callback function for terminating all outstanding I/O
* requests for an rport.
+ * @rport_delete: Callback function that deletes an rport.
+ *
+ * Fields that are only relevant for SRP target drivers:
+ * @tsk_mgmt_response: Callback function for sending a task management response.
+ * @it_nexus_response: Callback function for processing an IT nexus response.
*/
struct srp_function_template {
/* for initiator drivers */
@@ -104,6 +127,7 @@ extern void srp_remove_host(struct Scsi_Host *);
/**
* srp_chkready() - evaluate the transport layer state before I/O
+ * @rport: SRP target port pointer.
*
* Returns a SCSI result code that can be returned by the LLD queuecommand()
* implementation. The role of this function is similar to that of
--
1.8.4
--
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