From ee930fffee469d076998274a2ca55e13dc1efb67 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 08:50:54 +0000
Subject: [PATCH] enable tun/tap/iptables
---
kernel/include/net/xsk_buff_pool.h | 9 ++-------
1 files changed, 2 insertions(+), 7 deletions(-)
diff --git a/kernel/include/net/xsk_buff_pool.h b/kernel/include/net/xsk_buff_pool.h
index c9a47d3..5a63e3b 100644
--- a/kernel/include/net/xsk_buff_pool.h
+++ b/kernel/include/net/xsk_buff_pool.h
@@ -150,13 +150,8 @@
if (likely(!cross_pg))
return false;
- if (pool->dma_pages_cnt) {
- return !(pool->dma_pages[addr >> PAGE_SHIFT] &
- XSK_NEXT_PG_CONTIG_MASK);
- }
-
- /* skb path */
- return addr + len > pool->addrs_cnt;
+ return pool->dma_pages_cnt &&
+ !(pool->dma_pages[addr >> PAGE_SHIFT] & XSK_NEXT_PG_CONTIG_MASK);
}
static inline u64 xp_aligned_extract_addr(struct xsk_buff_pool *pool, u64 addr)
--
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