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From:   Alexey Skidanov <alexey.skidanov@intel.com>
To:     labbott@redhat.com, dri-devel@lists.freedesktop.org
Cc:     linux-kernel@vger.kernel.org,
        Alexey Skidanov <alexey.skidanov@intel.com>
Subject: [PATCH] staging: android: ion: Clean unused debug_show memeber of the heap object
Date:   Sun, 26 Aug 2018 13:44:12 +0300
Message-Id: <1535280252-26647-1-git-send-email-alexey.skidanov@intel.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Signed-off-by: Alexey Skidanov <alexey.skidanov@intel.com>
---
 drivers/staging/android/ion/ion.h             |  5 -----
 drivers/staging/android/ion/ion_system_heap.c | 24 ------------------------
 2 files changed, 29 deletions(-)

diff --git a/drivers/staging/android/ion/ion.h b/drivers/staging/android/ion/ion.h
index 876197b..0afa9cd 100644
--- a/drivers/staging/android/ion/ion.h
+++ b/drivers/staging/android/ion/ion.h
@@ -158,8 +158,6 @@ struct ion_heap_ops {
  * @lock:		protects the free list
  * @waitqueue:		queue to wait on from deferred free thread
  * @task:		task struct of deferred free thread
- * @debug_show:		called when heap debug file is read to add any
- *			heap specific debug info to output
  *
  * Represents a pool of memory from which buffers can be made.  In some
  * systems the only heap is regular system memory allocated via vmalloc.
@@ -180,9 +178,6 @@ struct ion_heap {
 	spinlock_t free_lock;
 	wait_queue_head_t waitqueue;
 	struct task_struct *task;
-
-	int (*debug_show)(struct ion_heap *heap, struct seq_file *s,
-			  void *unused);
 };
 
 /**
diff --git a/drivers/staging/android/ion/ion_system_heap.c b/drivers/staging/android/ion/ion_system_heap.c
index b5c3195..d0d0490 100644
--- a/drivers/staging/android/ion/ion_system_heap.c
+++ b/drivers/staging/android/ion/ion_system_heap.c
@@ -213,29 +213,6 @@ static struct ion_heap_ops system_heap_ops = {
 	.shrink = ion_system_heap_shrink,
 };
 
-static int ion_system_heap_debug_show(struct ion_heap *heap, struct seq_file *s,
-				      void *unused)
-{
-	struct ion_system_heap *sys_heap = container_of(heap,
-							struct ion_system_heap,
-							heap);
-	int i;
-	struct ion_page_pool *pool;
-
-	for (i = 0; i < NUM_ORDERS; i++) {
-		pool = sys_heap->pools[i];
-
-		seq_printf(s, "%d order %u highmem pages %lu total\n",
-			   pool->high_count, pool->order,
-			   (PAGE_SIZE << pool->order) * pool->high_count);
-		seq_printf(s, "%d order %u lowmem pages %lu total\n",
-			   pool->low_count, pool->order,
-			   (PAGE_SIZE << pool->order) * pool->low_count);
-	}
-
-	return 0;
-}
-
 static void ion_system_heap_destroy_pools(struct ion_page_pool **pools)
 {
 	int i;
@@ -282,7 +259,6 @@ static struct ion_heap *__ion_system_heap_create(void)
 	if (ion_system_heap_create_pools(heap->pools))
 		goto free_heap;
 
-	heap->heap.debug_show = ion_system_heap_debug_show;
 	return &heap->heap;
 
 free_heap:
-- 
2.7.4