2021-06-03 13:19:18

by Leon Romanovsky

[permalink] [raw]
Subject: [PATCH rdma-next v1] RDMA: Fix kernel-doc warnings about wrong comment

From: Leon Romanovsky <[email protected]>

Compilation with W=1 produces warnings similar to the below.

drivers/infiniband/ulp/ipoib/ipoib_main.c:320: warning: This comment
starts with '/**', but isn't a kernel-doc comment. Refer
Documentation/doc-guide/kernel-doc.rst

All such occurrences were found with the following one line
git grep -A 1 "\/\*\*" drivers/infiniband/

Reviewed-by: Jack Wang <[email protected]> #rtrs
Signed-off-by: Leon Romanovsky <[email protected]>
---
Changelog:
v0 https://lore.kernel.org/lkml/635def71048cbffe76e2dd324cf420d8a465ee9d.1622460676.git.leonro@nvidia.com:
* Rebased to drop i40iw
* Added Jack's ROB
---
drivers/infiniband/core/iwpm_util.h | 2 +-
drivers/infiniband/core/roce_gid_mgmt.c | 5 +++--
drivers/infiniband/hw/hfi1/chip.c | 4 ++--
drivers/infiniband/hw/hfi1/file_ops.c | 6 +++---
drivers/infiniband/hw/hfi1/hfi.h | 2 +-
drivers/infiniband/hw/hfi1/init.c | 4 ++--
drivers/infiniband/hw/hfi1/pio.c | 2 +-
drivers/infiniband/sw/rdmavt/mr.c | 4 ++--
drivers/infiniband/sw/rdmavt/qp.c | 3 ++-
drivers/infiniband/sw/rdmavt/vt.c | 4 ++--
drivers/infiniband/ulp/ipoib/ipoib_main.c | 7 ++++---
drivers/infiniband/ulp/iser/iser_verbs.c | 2 +-
drivers/infiniband/ulp/isert/ib_isert.c | 4 ++--
drivers/infiniband/ulp/rtrs/rtrs-clt.c | 4 ++--
drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +-
15 files changed, 29 insertions(+), 26 deletions(-)

diff --git a/drivers/infiniband/core/iwpm_util.h b/drivers/infiniband/core/iwpm_util.h
index eeb8e6010907..61380583d2a6 100644
--- a/drivers/infiniband/core/iwpm_util.h
+++ b/drivers/infiniband/core/iwpm_util.h
@@ -183,7 +183,7 @@ u32 iwpm_check_registration(u8 nl_client, u32 reg);
void iwpm_set_registration(u8 nl_client, u32 reg);

/**
- * iwpm_get_registration
+ * iwpm_get_registration - Get the client registration
* @nl_client: The index of the netlink client
*
* Returns the client registration type
diff --git a/drivers/infiniband/core/roce_gid_mgmt.c b/drivers/infiniband/core/roce_gid_mgmt.c
index 7b638d91a4ec..68197e576433 100644
--- a/drivers/infiniband/core/roce_gid_mgmt.c
+++ b/drivers/infiniband/core/roce_gid_mgmt.c
@@ -186,12 +186,13 @@ is_eth_port_inactive_slave_filter(struct ib_device *ib_dev, u32 port,
return res;
}

-/** is_ndev_for_default_gid_filter - Check if a given netdevice
+/**
+ * is_ndev_for_default_gid_filter - Check if a given netdevice
* can be considered for default GIDs or not.
* @ib_dev: IB device to check
* @port: Port to consider for adding default GID
* @rdma_ndev: rdma netdevice pointer
- * @cookie_ndev: Netdevice to consider to form a default GID
+ * @cookie: Netdevice to consider to form a default GID
*
* is_ndev_for_default_gid_filter() returns true if a given netdevice can be
* considered for deriving default RoCE GID, returns false otherwise.
diff --git a/drivers/infiniband/hw/hfi1/chip.c b/drivers/infiniband/hw/hfi1/chip.c
index 5eeae8df415b..c97544638367 100644
--- a/drivers/infiniband/hw/hfi1/chip.c
+++ b/drivers/infiniband/hw/hfi1/chip.c
@@ -14186,7 +14186,7 @@ static void init_kdeth_qp(struct hfi1_devdata *dd)
}

/**
- * hfi1_get_qp_map
+ * hfi1_get_qp_map - get qp map
* @dd: device data
* @idx: index to read
*/
@@ -14199,7 +14199,7 @@ u8 hfi1_get_qp_map(struct hfi1_devdata *dd, u8 idx)
}

/**
- * init_qpmap_table
+ * init_qpmap_table - init qp map
* @dd: device data
* @first_ctxt: first context
* @last_ctxt: first context
diff --git a/drivers/infiniband/hw/hfi1/file_ops.c b/drivers/infiniband/hw/hfi1/file_ops.c
index 3b7bbc7b9d10..955c3637980e 100644
--- a/drivers/infiniband/hw/hfi1/file_ops.c
+++ b/drivers/infiniband/hw/hfi1/file_ops.c
@@ -736,7 +736,7 @@ static u64 kvirt_to_phys(void *addr)
}

/**
- * complete_subctxt
+ * complete_subctxt - complete sub-context info
* @fd: valid filedata pointer
*
* Sub-context info can only be set up after the base context
@@ -841,7 +841,7 @@ static int assign_ctxt(struct hfi1_filedata *fd, unsigned long arg, u32 len)
}

/**
- * match_ctxt
+ * match_ctxt - match context
* @fd: valid filedata pointer
* @uinfo: user info to compare base context with
* @uctxt: context to compare uinfo to.
@@ -898,7 +898,7 @@ static int match_ctxt(struct hfi1_filedata *fd,
}

/**
- * find_sub_ctxt
+ * find_sub_ctxt - fund sub-context
* @fd: valid filedata pointer
* @uinfo: matching info to use to find a possible context to share.
*
diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index 867ae0b1aa95..9e020bb6f405 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -1764,7 +1764,7 @@ static inline void pause_for_credit_return(struct hfi1_devdata *dd)
}

/**
- * sc_to_vlt() reverse lookup sc to vl
+ * sc_to_vlt() - reverse lookup sc to vl
* @dd - devdata
* @sc5 - 5 bit sc
*/
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index e3a8a420c045..0986aa065418 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -312,7 +312,7 @@ struct hfi1_ctxtdata *hfi1_rcd_get_by_index_safe(struct hfi1_devdata *dd,
}

/**
- * hfi1_rcd_get_by_index
+ * hfi1_rcd_get_by_index - get by index
* @dd: pointer to a valid devdata structure
* @ctxt: the index of an possilbe rcd
*
@@ -499,7 +499,7 @@ int hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, int numa,
}

/**
- * hfi1_free_ctxt
+ * hfi1_free_ctxt - free context
* @rcd: pointer to an initialized rcd data structure
*
* This wrapper is the free function that matches hfi1_create_ctxtdata().
diff --git a/drivers/infiniband/hw/hfi1/pio.c b/drivers/infiniband/hw/hfi1/pio.c
index ff864f6f0266..e276522104c6 100644
--- a/drivers/infiniband/hw/hfi1/pio.c
+++ b/drivers/infiniband/hw/hfi1/pio.c
@@ -993,7 +993,7 @@ static bool is_sc_halted(struct hfi1_devdata *dd, u32 hw_context)
}

/**
- * sc_wait_for_packet_egress
+ * sc_wait_for_packet_egress - wait for packet
* @sc: valid send context
* @pause: wait for credit return
*
diff --git a/drivers/infiniband/sw/rdmavt/mr.c b/drivers/infiniband/sw/rdmavt/mr.c
index 601d18dda1f5..34b7af6ab9c2 100644
--- a/drivers/infiniband/sw/rdmavt/mr.c
+++ b/drivers/infiniband/sw/rdmavt/mr.c
@@ -101,8 +101,8 @@ int rvt_driver_mr_init(struct rvt_dev_info *rdi)
}

/**
- *rvt_mr_exit: clean up MR
- *@rdi: rvt dev structure
+ * rvt_mr_exit - clean up MR
+ * @rdi: rvt dev structure
*
* called when drivers have unregistered or perhaps failed to register with us
*/
diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c
index 4522071fc220..1111eee8d05a 100644
--- a/drivers/infiniband/sw/rdmavt/qp.c
+++ b/drivers/infiniband/sw/rdmavt/qp.c
@@ -984,7 +984,8 @@ static void rvt_reset_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp,
spin_unlock_irq(&qp->r_lock);
}

-/** rvt_free_qpn - Free a qpn from the bit map
+/**
+ * rvt_free_qpn - Free a qpn from the bit map
* @qpt: QP table
* @qpn: queue pair number to free
*/
diff --git a/drivers/infiniband/sw/rdmavt/vt.c b/drivers/infiniband/sw/rdmavt/vt.c
index 12ebe041a5da..3749380ff193 100644
--- a/drivers/infiniband/sw/rdmavt/vt.c
+++ b/drivers/infiniband/sw/rdmavt/vt.c
@@ -144,7 +144,7 @@ static int rvt_modify_device(struct ib_device *device,
}

/**
- * rvt_query_port: Passes the query port call to the driver
+ * rvt_query_port - Passes the query port call to the driver
* @ibdev: Verbs IB dev
* @port_num: port number, 1 based from ib core
* @props: structure to hold returned properties
@@ -175,7 +175,7 @@ static int rvt_query_port(struct ib_device *ibdev, u32 port_num,
}

/**
- * rvt_modify_port
+ * rvt_modify_port - modify port
* @ibdev: Verbs IB dev
* @port_num: Port number, 1 based from ib core
* @port_modify_mask: How to change the port
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c
index a4f9220161ad..b3dfa973b377 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_main.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c
@@ -316,7 +316,7 @@ static bool ipoib_is_dev_match_addr_rcu(const struct sockaddr *addr,
return false;
}

-/**
+/*
* Find the master net_device on top of the given net_device.
* @dev: base IPoIB net_device
*
@@ -361,8 +361,9 @@ static int ipoib_upper_walk(struct net_device *upper,
}

/**
- * Find a net_device matching the given address, which is an upper device of
- * the given net_device.
+ * ipoib_get_net_dev_match_addr - Find a net_device matching
+ * the given address, which is an upper device of the given net_device.
+ *
* @addr: IP address to look for.
* @dev: base IPoIB net_device
*
diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c
index 136f6c4492e0..b44cbb8e84eb 100644
--- a/drivers/infiniband/ulp/iser/iser_verbs.c
+++ b/drivers/infiniband/ulp/iser/iser_verbs.c
@@ -761,7 +761,7 @@ void iser_conn_init(struct iser_conn *iser_conn)
ib_conn->reg_cqe.done = iser_reg_comp;
}

- /**
+/*
* starts the process of connecting to the target
* sleeps until the connection is established or rejected
*/
diff --git a/drivers/infiniband/ulp/isert/ib_isert.c b/drivers/infiniband/ulp/isert/ib_isert.c
index 160efef66031..8634c83067da 100644
--- a/drivers/infiniband/ulp/isert/ib_isert.c
+++ b/drivers/infiniband/ulp/isert/ib_isert.c
@@ -2397,10 +2397,10 @@ isert_accept_np(struct iscsi_np *np, struct iscsi_conn *conn)
spin_unlock_bh(&np->np_thread_lock);
isert_dbg("np_thread_state %d\n",
np->np_thread_state);
- /**
+ /*
* No point in stalling here when np_thread
* is in state RESET/SHUTDOWN/EXIT - bail
- **/
+ */
return -ENODEV;
}
spin_unlock_bh(&np->np_thread_lock);
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
index f1fd7ae9ac53..948eb51026ed 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c
@@ -915,7 +915,7 @@ static inline void path_it_deinit(struct path_it *it)
}

/**
- * rtrs_clt_init_req() Initialize an rtrs_clt_io_req holding information
+ * rtrs_clt_init_req() - Initialize an rtrs_clt_io_req holding information
* about an inflight IO.
* The user buffer holding user control message (not data) is copied into
* the corresponding buffer of rtrs_iu (req->iu->buf), which later on will
@@ -1221,7 +1221,7 @@ static int rtrs_clt_read_req(struct rtrs_clt_io_req *req)
}

/**
- * rtrs_clt_failover_req() Try to find an active path for a failed request
+ * rtrs_clt_failover_req() - Try to find an active path for a failed request
* @clt: clt context
* @fail_req: a failed io request.
*/
diff --git a/drivers/infiniband/ulp/rtrs/rtrs-srv.c b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
index 5639b29b8b02..658bf4e1f732 100644
--- a/drivers/infiniband/ulp/rtrs/rtrs-srv.c
+++ b/drivers/infiniband/ulp/rtrs/rtrs-srv.c
@@ -1308,7 +1308,7 @@ int rtrs_srv_get_sess_name(struct rtrs_srv *srv, char *sessname, size_t len)
EXPORT_SYMBOL(rtrs_srv_get_sess_name);

/**
- * rtrs_srv_get_sess_qdepth() - Get rtrs_srv qdepth.
+ * rtrs_srv_get_queue_depth() - Get rtrs_srv qdepth.
* @srv: Session
*/
int rtrs_srv_get_queue_depth(struct rtrs_srv *srv)
--
2.31.1


2021-06-03 15:18:48

by Dennis Dalessandro

[permalink] [raw]
Subject: Re: [PATCH rdma-next v1] RDMA: Fix kernel-doc warnings about wrong comment

On 6/3/21 9:16 AM, Leon Romanovsky wrote:
> From: Leon Romanovsky <[email protected]>
>
> Compilation with W=1 produces warnings similar to the below.
>
> drivers/infiniband/ulp/ipoib/ipoib_main.c:320: warning: This comment
> starts with '/**', but isn't a kernel-doc comment. Refer
> Documentation/doc-guide/kernel-doc.rst
>
> All such occurrences were found with the following one line
> git grep -A 1 "\/\*\*" drivers/infiniband/
>
> Reviewed-by: Jack Wang <[email protected]> #rtrs
> Signed-off-by: Leon Romanovsky <[email protected]>

Thanks for doing this.

Reviewed-by: Dennis Dalessandro <[email protected]>



2021-06-12 06:48:45

by Leon Romanovsky

[permalink] [raw]
Subject: Re: [PATCH rdma-next v1] RDMA: Fix kernel-doc warnings about wrong comment

On Thu, Jun 03, 2021 at 04:16:36PM +0300, Leon Romanovsky wrote:
> From: Leon Romanovsky <[email protected]>
>
> Compilation with W=1 produces warnings similar to the below.
>
> drivers/infiniband/ulp/ipoib/ipoib_main.c:320: warning: This comment
> starts with '/**', but isn't a kernel-doc comment. Refer
> Documentation/doc-guide/kernel-doc.rst
>
> All such occurrences were found with the following one line
> git grep -A 1 "\/\*\*" drivers/infiniband/
>
> Reviewed-by: Jack Wang <[email protected]> #rtrs
> Signed-off-by: Leon Romanovsky <[email protected]>
> ---
> Changelog:
> v0 https://lore.kernel.org/lkml/635def71048cbffe76e2dd324cf420d8a465ee9d.1622460676.git.leonro@nvidia.com:
> * Rebased to drop i40iw
> * Added Jack's ROB
> ---
> drivers/infiniband/core/iwpm_util.h | 2 +-
> drivers/infiniband/core/roce_gid_mgmt.c | 5 +++--
> drivers/infiniband/hw/hfi1/chip.c | 4 ++--
> drivers/infiniband/hw/hfi1/file_ops.c | 6 +++---
> drivers/infiniband/hw/hfi1/hfi.h | 2 +-
> drivers/infiniband/hw/hfi1/init.c | 4 ++--
> drivers/infiniband/hw/hfi1/pio.c | 2 +-
> drivers/infiniband/sw/rdmavt/mr.c | 4 ++--
> drivers/infiniband/sw/rdmavt/qp.c | 3 ++-
> drivers/infiniband/sw/rdmavt/vt.c | 4 ++--
> drivers/infiniband/ulp/ipoib/ipoib_main.c | 7 ++++---
> drivers/infiniband/ulp/iser/iser_verbs.c | 2 +-
> drivers/infiniband/ulp/isert/ib_isert.c | 4 ++--
> drivers/infiniband/ulp/rtrs/rtrs-clt.c | 4 ++--
> drivers/infiniband/ulp/rtrs/rtrs-srv.c | 2 +-
> 15 files changed, 29 insertions(+), 26 deletions(-)

Jason, reminder.

Thanks