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net/fq_impl: Use the bitmap API to allocate bitmaps

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Use bitmap_zalloc()/bitmap_free() instead of hand-writing them.

It is less verbose and it improves the semantic.

Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr>
Link: https://lore.kernel.org/r/c7bf099af07eb497b02d195906ee8c11fea3b3bd.1657377335.git.christophe.jaillet@wanadoo.fr
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Christophe JAILLET 2022-07-09 16:37:53 +02:00 committed by Jakub Kicinski
parent e7bde1c581
commit 2b8bf3d6c9
1 changed files with 2 additions and 3 deletions
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5
include/net/fq_impl.h
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@ -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;
}