Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
net: libwx: remove unused rx_buffer_pgcnt
The variable rx_buffer_pgcnt is redundant, just remove it.
Signed-off-by: Jiawen Wu <jiawenwu@trustnetic.com>
Link: https://patch.msgid.link/F0907C8394B2D4A8+20260105071158.49929-1-jiawenwu@trustnetic.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
authored by
Jiawen Wu
and committed by
Jakub Kicinski
d362f446
c86af46b
+4
-13
+4
-13
drivers/net/ethernet/wangxun/libwx/wx_lib.c
+4
-13
drivers/net/ethernet/wangxun/libwx/wx_lib.c
···
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static struct wx_rx_buffer *wx_get_rx_buffer(struct wx_ring *rx_ring,
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union wx_rx_desc *rx_desc,
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struct sk_buff **skb,
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int *rx_buffer_pgcnt)
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struct sk_buff **skb)
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{
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struct wx_rx_buffer *rx_buffer;
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unsigned int size;
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rx_buffer = &rx_ring->rx_buffer_info[rx_ring->next_to_clean];
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size = le16_to_cpu(rx_desc->wb.upper.length);
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-
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#if (PAGE_SIZE < 8192)
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*rx_buffer_pgcnt = page_count(rx_buffer->page);
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#else
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*rx_buffer_pgcnt = 0;
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#endif
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prefetchw(rx_buffer->page);
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*skb = rx_buffer->skb;
···
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static void wx_put_rx_buffer(struct wx_ring *rx_ring,
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struct wx_rx_buffer *rx_buffer,
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struct sk_buff *skb,
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int rx_buffer_pgcnt)
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struct sk_buff *skb)
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{
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/* clear contents of rx_buffer */
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rx_buffer->page = NULL;
···
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struct wx_rx_buffer *rx_buffer;
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union wx_rx_desc *rx_desc;
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struct sk_buff *skb;
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int rx_buffer_pgcnt;
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/* return some buffers to hardware, one at a time is too slow */
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if (cleaned_count >= WX_RX_BUFFER_WRITE) {
···
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*/
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dma_rmb();
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rx_buffer = wx_get_rx_buffer(rx_ring, rx_desc, &skb, &rx_buffer_pgcnt);
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rx_buffer = wx_get_rx_buffer(rx_ring, rx_desc, &skb);
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/* retrieve a buffer from the ring */
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skb = wx_build_skb(rx_ring, rx_buffer, rx_desc);
···
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break;
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}
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-
wx_put_rx_buffer(rx_ring, rx_buffer, skb, rx_buffer_pgcnt);
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wx_put_rx_buffer(rx_ring, rx_buffer, skb);
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cleaned_count++;
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/* place incomplete frames back on ring for completion */