diff mbox

[for-next,v2,6/8] IB/hfi1: Rename exp_lock to exp_mutex

Message ID 20180604184351.25218.87648.stgit@scvm10.sc.intel.com (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show

Commit Message

Dennis Dalessandro June 4, 2018, 6:43 p.m. UTC 
From: Kaike Wan <kaike.wan@intel.com>

The mutex exp_lock in struct hfi1_ctxtdata is used to protect all
Expected TID data of a user context. This patch renames it to exp_mutex
to better reflect its identity and prepare for upcoming patches.

Reviewed-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Reviewed-by: Mike Marciniszyn <mike.marciniszyn@intel.com>
Signed-off-by: Harish Chegondi <harish.chegondi@intel.com>
Signed-off-by: Kaike Wan <kaike.wan@intel.com>
Signed-off-by: Dennis Dalessandro <dennis.dalessandro@intel.com>
---
 drivers/infiniband/hw/hfi1/hfi.h          |    4 ++--
 drivers/infiniband/hw/hfi1/init.c         |    2 +-
 drivers/infiniband/hw/hfi1/user_exp_rcv.c |   10 +++++-----
 3 files changed, 8 insertions(+), 8 deletions(-)


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diff mbox

Patch

diff --git a/drivers/infiniband/hw/hfi1/hfi.h b/drivers/infiniband/hw/hfi1/hfi.h
index e9e4d14..ba6dd2c 100644
--- a/drivers/infiniband/hw/hfi1/hfi.h
+++ b/drivers/infiniband/hw/hfi1/hfi.h
@@ -248,8 +248,8 @@  struct hfi1_ctxtdata {
 	struct exp_tid_set tid_used_list;
 	struct exp_tid_set tid_full_list;
 
-	/* lock protecting all Expected TID data */
-	struct mutex exp_lock;
+	/* lock protecting all Expected TID data of user contexts */
+	struct mutex exp_mutex;
 	/* per-context configuration flags */
 	unsigned long flags;
 	/* per-context event flags for fileops/intr communication */
diff --git a/drivers/infiniband/hw/hfi1/init.c b/drivers/infiniband/hw/hfi1/init.c
index 22c3143..884cd31 100644
--- a/drivers/infiniband/hw/hfi1/init.c
+++ b/drivers/infiniband/hw/hfi1/init.c
@@ -369,7 +369,7 @@  int hfi1_create_ctxtdata(struct hfi1_pportdata *ppd, int numa,
 		rcd->rcv_array_groups = dd->rcv_entries.ngroups;
 		rcd->rhf_rcv_function_map = normal_rhf_rcv_functions;
 
-		mutex_init(&rcd->exp_lock);
+		mutex_init(&rcd->exp_mutex);
 
 		hfi1_cdbg(PROC, "setting up context %u\n", rcd->ctxt);
 
diff --git a/drivers/infiniband/hw/hfi1/user_exp_rcv.c b/drivers/infiniband/hw/hfi1/user_exp_rcv.c
index 6a4c514..dbe7d14 100644
--- a/drivers/infiniband/hw/hfi1/user_exp_rcv.c
+++ b/drivers/infiniband/hw/hfi1/user_exp_rcv.c
@@ -1,5 +1,5 @@ 
 /*
- * Copyright(c) 2015-2017 Intel Corporation.
+ * Copyright(c) 2015-2018 Intel Corporation.
  *
  * This file is provided under a dual BSD/GPLv2 license.  When using or
  * redistributing this file, you may do so under either license.
@@ -375,7 +375,7 @@  int hfi1_user_exp_rcv_setup(struct hfi1_filedata *fd,
 	 * From this point on, we are going to be using shared (between master
 	 * and subcontexts) context resources. We need to take the lock.
 	 */
-	mutex_lock(&uctxt->exp_lock);
+	mutex_lock(&uctxt->exp_mutex);
 	/*
 	 * The first step is to program the RcvArray entries which are complete
 	 * groups.
@@ -461,7 +461,7 @@  int hfi1_user_exp_rcv_setup(struct hfi1_filedata *fd,
 		}
 	}
 unlock:
-	mutex_unlock(&uctxt->exp_lock);
+	mutex_unlock(&uctxt->exp_mutex);
 nomem:
 	hfi1_cdbg(TID, "total mapped: tidpairs:%u pages:%u (%d)", tididx,
 		  mapped_pages, ret);
@@ -517,7 +517,7 @@  int hfi1_user_exp_rcv_clear(struct hfi1_filedata *fd,
 	if (IS_ERR(tidinfo))
 		return PTR_ERR(tidinfo);
 
-	mutex_lock(&uctxt->exp_lock);
+	mutex_lock(&uctxt->exp_mutex);
 	for (tididx = 0; tididx < tinfo->tidcnt; tididx++) {
 		ret = unprogram_rcvarray(fd, tidinfo[tididx], NULL);
 		if (ret) {
@@ -530,7 +530,7 @@  int hfi1_user_exp_rcv_clear(struct hfi1_filedata *fd,
 	fd->tid_used -= tididx;
 	spin_unlock(&fd->tid_lock);
 	tinfo->tidcnt = tididx;
-	mutex_unlock(&uctxt->exp_lock);
+	mutex_unlock(&uctxt->exp_mutex);
 
 	kfree(tidinfo);
 	return ret;