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net: pktgen: Use min()/min_t() to improve pktgen_finalize_skb()

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Use min() and min_t() to improve pktgen_finalize_skb() and avoid
calculating 'datalen / frags' twice.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Link: https://patch.msgid.link/20250815153334.295431-3-thorsten.blum@linux.dev
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Thorsten Blum
2025-08-15 17:33:33 +02:00
committed by Paolo Abeni
parent 62a2b35025
commit 833e43171b
1 changed files with 3 additions and 4 deletions
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7
net/core/pktgen.c
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@@ -114,6 +114,7 @@
#include <linux/sys.h>
#include <linux/types.h>
#include <linux/minmax.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
#include <linux/kernel.h>
@@ -2841,8 +2842,7 @@ static void pktgen_finalize_skb(struct pktgen_dev *pkt_dev, struct sk_buff *skb,
}
i = 0;
frag_len = (datalen/frags) < PAGE_SIZE ?
(datalen/frags) : PAGE_SIZE;
frag_len = min_t(int, datalen / frags, PAGE_SIZE);
while (datalen > 0) {
if (unlikely(!pkt_dev->page)) {
int node = numa_node_id();
@@ -2859,8 +2859,7 @@ static void pktgen_finalize_skb(struct pktgen_dev *pkt_dev, struct sk_buff *skb,
if (i == (frags - 1))
skb_frag_fill_page_desc(&skb_shinfo(skb)->frags[i],
pkt_dev->page, 0,
(datalen < PAGE_SIZE ?
datalen : PAGE_SIZE));
min(datalen, PAGE_SIZE));
else
skb_frag_fill_page_desc(&skb_shinfo(skb)->frags[i],
pkt_dev->page, 0, frag_len);