Add parameter explanation to fix kernel-doc marks:

kernel/power/suspend.c:233: warning: Function parameter or member
'state' not described in 'suspend_valid_only_mem'
kernel/power/suspend.c:344: warning: Function parameter or member
'state' not described in 'suspend_prepare'

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: "Rafael J. Wysocki" <rjw@rjwysocki.net> 
Cc: Len Brown <len.brown@intel.com> 
Cc: Pavel Machek <pavel@ucw.cz> 
Cc: linux-pm@vger.kernel.org 
Cc: linux-kernel@vger.kernel.org 
---
 kernel/power/suspend.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/power/suspend.c b/kernel/power/suspend.c
index 32391acc806b..502d86ed99c7 100644
--- a/kernel/power/suspend.c
+++ b/kernel/power/suspend.c
@@ -224,6 +224,7 @@ EXPORT_SYMBOL_GPL(suspend_set_ops);
 
 /**
  * suspend_valid_only_mem - Generic memory-only valid callback.
+ * @state: Suspend state to be set
  *
  * Platform drivers that implement mem suspend only and only need to check for
  * that in their .valid() callback can use this instead of rolling their own
@@ -335,6 +336,7 @@ static int suspend_test(int level)
 
 /**
  * suspend_prepare - Prepare for entering system sleep state.
+ * @state: suspend state which sleep from
  *
  * Common code run for every system sleep state that can be entered (except for
  * hibernation).  Run suspend notifiers, allocate the "suspend" console and
-- 
2.29.GIT

Add explanation for 'frag' parameter to avoid kernel-doc issue:
fs/configfs/dir.c:277: warning: Function parameter or member 'frag' not
described in 'configfs_create_dir'

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Joel Becker <jlbec@evilplan.org> 
Cc: Christoph Hellwig <hch@lst.de> 
Cc: linux-kernel@vger.kernel.org 
---
 fs/configfs/dir.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c
index b0983e2a4e2c..b839dd1b459f 100644
--- a/fs/configfs/dir.c
+++ b/fs/configfs/dir.c
@@ -267,6 +267,7 @@ static void configfs_remove_dirent(struct dentry *dentry)
  *	configfs_create_dir - create a directory for an config_item.
  *	@item:		config_itemwe're creating directory for.
  *	@dentry:	config_item's dentry.
+ *	@frag:		config_item's fragment.
  *
  *	Note: user-created entries won't be allowed under this new directory
  *	until it is validated by configfs_dir_set_ready()
-- 
2.29.GIT

To fix the following issues:
kernel/locking/rtmutex.c:1612: warning: Function parameter or member
'lock' not described in '__rt_mutex_futex_unlock'
kernel/locking/rtmutex.c:1612: warning: Function parameter or member
'wake_q' not described in '__rt_mutex_futex_unlock'
kernel/locking/rtmutex.c:1675: warning: Function parameter or member
'name' not described in '__rt_mutex_init'
kernel/locking/rtmutex.c:1675: warning: Function parameter or member
'key' not described in '__rt_mutex_init'

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Peter Zijlstra <peterz@infradead.org> 
Cc: Ingo Molnar <mingo@redhat.com> 
Cc: Will Deacon <will@kernel.org> 
Cc: linux-kernel@vger.kernel.org 
---
 kernel/locking/rtmutex.c | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index cfdd5b93264d..50fa521fe767 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -1604,8 +1604,11 @@ void __sched rt_mutex_unlock(struct rt_mutex *lock)
 EXPORT_SYMBOL_GPL(rt_mutex_unlock);
 
 /**
- * Futex variant, that since futex variants do not use the fast-path, can be
- * simple and will not need to retry.
+ * __rt_mutex_futex_unlock - Futex variant, that since futex variants
+ * do not use the fast-path, can be simple and will not need to retry.
+ *
+ * @lock: the rt_mutex to be unlocked
+ * @wake_q: wake queue head from which get the next lock waiter
  */
 bool __sched __rt_mutex_futex_unlock(struct rt_mutex *lock,
 				    struct wake_q_head *wake_q)
@@ -1665,6 +1668,8 @@ EXPORT_SYMBOL_GPL(rt_mutex_destroy);
  * __rt_mutex_init - initialize the rt lock
  *
  * @lock: the rt lock to be initialized
+ * @name: the lock name used for debug
+ * @key: the lock class key used for debug
  *
  * Initialize the rt lock to unlocked state.
  *
-- 
2.29.GIT

The parameter 'proxy_owner' isn't used, so could be removed.

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Thomas Gleixner <tglx@linutronix.de> 
Cc: Ingo Molnar <mingo@redhat.com> 
Cc: Peter Zijlstra <peterz@infradead.org> 
Cc: Darren Hart <dvhart@infradead.org> 
Cc: Will Deacon <will@kernel.org> 
Cc: linux-kernel@vger.kernel.org 
---
 kernel/futex.c                  | 2 +-
 kernel/locking/rtmutex.c        | 3 +--
 kernel/locking/rtmutex_common.h | 3 +--
 3 files changed, 3 insertions(+), 5 deletions(-)

diff --git a/kernel/futex.c b/kernel/futex.c
index f8614ef4ff31..347deedcfd0e 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -796,7 +796,7 @@ static void put_pi_state(struct futex_pi_state *pi_state)
 			list_del_init(&pi_state->list);
 			raw_spin_unlock(&owner->pi_lock);
 		}
-		rt_mutex_proxy_unlock(&pi_state->pi_mutex, owner);
+		rt_mutex_proxy_unlock(&pi_state->pi_mutex);
 		raw_spin_unlock_irq(&pi_state->pi_mutex.wait_lock);
 	}
 
diff --git a/kernel/locking/rtmutex.c b/kernel/locking/rtmutex.c
index 50fa521fe767..f196045f2857 100644
--- a/kernel/locking/rtmutex.c
+++ b/kernel/locking/rtmutex.c
@@ -1721,8 +1721,7 @@ void rt_mutex_init_proxy_locked(struct rt_mutex *lock,
  * possible because it belongs to the pi_state which is about to be freed
  * and it is not longer visible to other tasks.
  */
-void rt_mutex_proxy_unlock(struct rt_mutex *lock,
-			   struct task_struct *proxy_owner)
+void rt_mutex_proxy_unlock(struct rt_mutex *lock)
 {
 	debug_rt_mutex_proxy_unlock(lock);
 	rt_mutex_set_owner(lock, NULL);
diff --git a/kernel/locking/rtmutex_common.h b/kernel/locking/rtmutex_common.h
index d1d62f942be2..ca6fb489007b 100644
--- a/kernel/locking/rtmutex_common.h
+++ b/kernel/locking/rtmutex_common.h
@@ -133,8 +133,7 @@ enum rtmutex_chainwalk {
 extern struct task_struct *rt_mutex_next_owner(struct rt_mutex *lock);
 extern void rt_mutex_init_proxy_locked(struct rt_mutex *lock,
 				       struct task_struct *proxy_owner);
-extern void rt_mutex_proxy_unlock(struct rt_mutex *lock,
-				  struct task_struct *proxy_owner);
+extern void rt_mutex_proxy_unlock(struct rt_mutex *lock);
 extern void rt_mutex_init_waiter(struct rt_mutex_waiter *waiter);
 extern int __rt_mutex_start_proxy_lock(struct rt_mutex *lock,
 				     struct rt_mutex_waiter *waiter,
-- 
2.29.GIT

The function is a static function, so no needs add into kernel-doc. and
we could avoid warning:
crypto/asymmetric_keys/pkcs7_trust.c:25: warning: Function parameter or
member 'pkcs7' not described in 'pkcs7_validate_trust_one'
crypto/asymmetric_keys/pkcs7_trust.c:25: warning: Function parameter or
member 'sinfo' not described in 'pkcs7_validate_trust_one'
crypto/asymmetric_keys/pkcs7_trust.c:25: warning: Function parameter or
member 'trust_keyring' not described in 'pkcs7_validate_trust_one'

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: David Howells <dhowells@redhat.com> 
Cc: Herbert Xu <herbert@gondor.apana.org.au> 
Cc: "David S. Miller" <davem@davemloft.net> 
Cc: keyrings@vger.kernel.org 
Cc: linux-crypto@vger.kernel.org 
Cc: linux-kernel@vger.kernel.org 
---
 crypto/asymmetric_keys/pkcs7_trust.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/crypto/asymmetric_keys/pkcs7_trust.c b/crypto/asymmetric_keys/pkcs7_trust.c
index 61af3c4d82cc..b531df2013c4 100644
--- a/crypto/asymmetric_keys/pkcs7_trust.c
+++ b/crypto/asymmetric_keys/pkcs7_trust.c
@@ -16,7 +16,7 @@
 #include <crypto/public_key.h>
 #include "pkcs7_parser.h"
 
-/**
+/*
  * Check the trust on one PKCS#7 SignedInfo block.
  */
 static int pkcs7_validate_trust_one(struct pkcs7_message *pkcs7,
-- 
2.29.GIT

The comments is using kernel-doc markup, while it isn't, so remove it
from kernel-doc type to avoid warning:
arch/x86/pci/i386.c:373: warning: Function parameter or member
'pcibios_assign_resources' not described in 'fs_initcall'

Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Cc: Bjorn Helgaas <bhelgaas@google.com> 
Cc: Thomas Gleixner <tglx@linutronix.de> 
Cc: Ingo Molnar <mingo@redhat.com> 
Cc: Borislav Petkov <bp@alien8.de> 
Cc: x86@kernel.org 
Cc: "H. Peter Anvin" <hpa@zytor.com> 
Cc: linux-pci@vger.kernel.org 
Cc: linux-kernel@vger.kernel.org 
---
 arch/x86/pci/i386.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index fa855bbaebaf..77fda6d432c6 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -366,7 +366,7 @@ static int __init pcibios_assign_resources(void)
 	return 0;
 }
 
-/**
+/*
  * called in fs_initcall (one below subsys_initcall),
  * give a chance for motherboard reserve resources
  */
-- 
2.29.GIT