From a369d96ca55401c29ca05a41c3aa15d65948c599 Mon Sep 17 00:00:00 2001
From: Lijun Pan <lijunp213@gmail.com>
Date: Thu, 11 Feb 2021 00:43:23 -0600
Subject: [PATCH] ibmvnic: add comments for spinlock_t definitions
References: bsc#1183871 ltc#192139
Patch-mainline: v5.12-rc1
Git-commit: a369d96ca55401c29ca05a41c3aa15d65948c599
There are several spinlock_t definitions without comments.
Add them.
Signed-off-by: Lijun Pan <lijunp213@gmail.com>
Reviewed-by: Saeed Mahameed <saeedm@nvidia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Michal Suchanek <msuchanek@suse.de>
---
drivers/net/ethernet/ibm/ibmvnic.h | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h
index c09c3f6bba9f..8f73a30a7593 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.h
+++ b/drivers/net/ethernet/ibm/ibmvnic.h
@@ -845,6 +845,7 @@ struct ibmvnic_crq_queue {
union ibmvnic_crq *msgs;
int size, cur;
dma_addr_t msg_token;
+ /* Used for serialization of msgs, cur */
spinlock_t lock;
bool active;
char name[32];
@@ -876,6 +877,7 @@ struct ibmvnic_sub_crq_queue {
unsigned int irq;
unsigned int pool_index;
int scrq_num;
+ /* Used for serialization of msgs, cur */
spinlock_t lock;
struct sk_buff *rx_skb_top;
struct ibmvnic_adapter *adapter;
@@ -1080,9 +1082,12 @@ struct ibmvnic_adapter {
struct tasklet_struct tasklet;
enum vnic_state state;
+ /* Used for serializatin of state field */
+ spinlock_t state_lock;
enum ibmvnic_reset_reason reset_reason;
- spinlock_t rwi_lock;
struct list_head rwi_list;
+ /* Used for serialization of rwi_list */
+ spinlock_t rwi_lock;
struct work_struct ibmvnic_reset;
struct delayed_work ibmvnic_delayed_reset;
unsigned long resetting;
@@ -1096,7 +1101,4 @@ struct ibmvnic_adapter {
struct ibmvnic_tunables desired;
struct ibmvnic_tunables fallback;
-
- /* Used for serializatin of state field */
- spinlock_t state_lock;
};
--
2.26.2