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Re: [Qemu-trivial] [Qemu-devel] [PATCH 16/16] hbitmap: Use DIV_ROUND_UP
From: |
John Snow |
Subject: |
Re: [Qemu-trivial] [Qemu-devel] [PATCH 16/16] hbitmap: Use DIV_ROUND_UP |
Date: |
Fri, 3 Jun 2016 14:17:00 -0400 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.0 |
On 05/31/2016 12:36 PM, Laurent Vivier wrote:
> Replace (((n) + (d) - 1) /(d)) by DIV_ROUND_UP(n,d).
>
> This patch is the result of coccinelle script
> scripts/coccinelle/round.cocci
>
> CC: Paolo Bonzini <address@hidden>
> Signed-off-by: Laurent Vivier <address@hidden>
> ---
> tests/test-hbitmap.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/tests/test-hbitmap.c b/tests/test-hbitmap.c
> index abe1427..097fe8e 100644
> --- a/tests/test-hbitmap.c
> +++ b/tests/test-hbitmap.c
> @@ -80,7 +80,7 @@ static void hbitmap_test_init(TestHBitmapData *data,
> size_t n;
> data->hb = hbitmap_alloc(size, granularity);
>
> - n = (size + BITS_PER_LONG - 1) / BITS_PER_LONG;
> + n = DIV_ROUND_UP(size, BITS_PER_LONG);
> if (n == 0) {
> n = 1;
> }
> @@ -94,7 +94,7 @@ static void hbitmap_test_init(TestHBitmapData *data,
>
> static inline size_t hbitmap_test_array_size(size_t bits)
> {
> - size_t n = (bits + BITS_PER_LONG - 1) / BITS_PER_LONG;
> + size_t n = DIV_ROUND_UP(bits, BITS_PER_LONG);
> return n ? n : 1;
> }
>
> @@ -186,7 +186,7 @@ static void hbitmap_test_reset_all(TestHBitmapData *data)
>
> hbitmap_reset_all(data->hb);
>
> - n = (data->size + BITS_PER_LONG - 1) / BITS_PER_LONG;
> + n = DIV_ROUND_UP(data->size, BITS_PER_LONG);
> if (n == 0) {
> n = 1;
> }
>
Reviewed-by: John Snow <address@hidden>
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