From: Jubin John <jubin.john@xxxxxxxxx>
Add comments describing the spinlock for spinlock_t definitions to
fix checkpatch check:
CHECK: spinlock_t definition without comment
Reviewed-by: Dennis Dalessandro <dennis.dalessandro@xxxxxxxxx>
Reviewed-by: Ira Weiny <ira.weiny@xxxxxxxxx>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@xxxxxxxxx>
Signed-off-by: Jubin John <jubin.john@xxxxxxxxx>
---
drivers/staging/rdma/hfi1/hfi.h | 3 +++
drivers/staging/rdma/hfi1/qsfp.h | 1 +
drivers/staging/rdma/hfi1/sdma.h | 1 +
3 files changed, 5 insertions(+), 0 deletions(-)
diff --git a/drivers/staging/rdma/hfi1/hfi.h b/drivers/staging/rdma/hfi1/hfi.h
index 805535e..774d8ff 100644
--- a/drivers/staging/rdma/hfi1/hfi.h
+++ b/drivers/staging/rdma/hfi1/hfi.h
@@ -313,6 +313,7 @@ struct hfi1_ctxtdata {
*/
struct task_struct *progress;
struct list_head sdma_queues;
+ /* protect sdma queues */
spinlock_t sdma_qlock;
/* Is ASPM interrupt supported for this context */
@@ -380,6 +381,7 @@ struct hfi1_snoop_data {
int mode_flag;
struct cdev cdev;
struct device *class_dev;
+ /* protect snoop data */
spinlock_t snoop_lock;
struct list_head queue;
wait_queue_head_t waitq;
@@ -561,6 +563,7 @@ enum {
};
struct vl_arb_cache {
+ /* protect vl arb cache */
spinlock_t lock;
struct ib_vl_weight_elem table[VL_ARB_TABLE_SIZE];
};
diff --git a/drivers/staging/rdma/hfi1/qsfp.h b/drivers/staging/rdma/hfi1/qsfp.h
index 9f6e2f3..c391750 100644
--- a/drivers/staging/rdma/hfi1/qsfp.h
+++ b/drivers/staging/rdma/hfi1/qsfp.h
@@ -215,6 +215,7 @@ struct qsfp_data {
struct hfi1_pportdata *ppd;
struct work_struct qsfp_work;
u8 cache[QSFP_MAX_NUM_PAGES * 128];
+ /* protect qsfp data */
spinlock_t qsfp_lock;
u8 check_interrupt_flags;
u8 reset_needed;
diff --git a/drivers/staging/rdma/hfi1/sdma.h b/drivers/staging/rdma/hfi1/sdma.h
index 0c5f501..5aec18b 100644
--- a/drivers/staging/rdma/hfi1/sdma.h
+++ b/drivers/staging/rdma/hfi1/sdma.h
@@ -412,6 +412,7 @@ struct sdma_engine {
u32 progress_check_head;
/* private: */
struct work_struct flush_worker;
+ /* protect flush list */
spinlock_t flushlist_lock;
/* private: */
struct list_head flushlist;
--
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