[v1] net/fq_impl: Use the bitmap API to allocate bitmaps

[PATCH] net/fq_impl: Use the bitmap API to allocate bitmaps

Christophe JAILLET posted 1 patch 3 years, 9 months ago

Diff against v2
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There is a newer version of this series

include/net/fq_impl.h | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)

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[PATCH] net/fq_impl: Use the bitmap API to allocate bitmaps

Posted by Christophe JAILLET 3 years, 9 months ago

Use devm_bitmap_zalloc() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
---
 include/net/fq_impl.h | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/include/net/fq_impl.h b/include/net/fq_impl.h
index a5f67a2c0c73..524b510f1c68 100644
--- a/include/net/fq_impl.h
+++ b/include/net/fq_impl.h
@@ -358,8 +358,7 @@ static int fq_init(struct fq *fq, int flows_cnt)
 	if (!fq->flows)
 		return -ENOMEM;
 
-	fq->flows_bitmap = kcalloc(BITS_TO_LONGS(fq->flows_cnt), sizeof(long),
-				   GFP_KERNEL);
+	fq->flows_bitmap = bitmap_zalloc(fq->flows_cnt, GFP_KERNEL);
 	if (!fq->flows_bitmap) {
 		kvfree(fq->flows);
 		fq->flows = NULL;
@@ -383,7 +382,7 @@ static void fq_reset(struct fq *fq,
 	kvfree(fq->flows);
 	fq->flows = NULL;
 
-	kfree(fq->flows_bitmap);
+	bitmap_free(fq->flows_bitmap);
 	fq->flows_bitmap = NULL;
 }
 
-- 
2.34.1