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Diffstat (limited to 'include/net/xsk_buff_pool.h')
-rw-r--r--include/net/xsk_buff_pool.h14
1 files changed, 4 insertions, 10 deletions
diff --git a/include/net/xsk_buff_pool.h b/include/net/xsk_buff_pool.h
index 99dd7376df6a..bacb33f1e3e5 100644
--- a/include/net/xsk_buff_pool.h
+++ b/include/net/xsk_buff_pool.h
@@ -43,7 +43,6 @@ struct xsk_dma_map {
refcount_t users;
struct list_head list; /* Protected by the RTNL_LOCK */
u32 dma_pages_cnt;
- bool dma_need_sync;
};
struct xsk_buff_pool {
@@ -82,7 +81,6 @@ struct xsk_buff_pool {
u8 tx_metadata_len; /* inherited from umem */
u8 cached_need_wakeup;
bool uses_need_wakeup;
- bool dma_need_sync;
bool unaligned;
bool tx_sw_csum;
void *addrs;
@@ -155,21 +153,17 @@ static inline dma_addr_t xp_get_frame_dma(struct xdp_buff_xsk *xskb)
return xskb->frame_dma;
}
-void xp_dma_sync_for_cpu_slow(struct xdp_buff_xsk *xskb);
static inline void xp_dma_sync_for_cpu(struct xdp_buff_xsk *xskb)
{
- xp_dma_sync_for_cpu_slow(xskb);
+ dma_sync_single_for_cpu(xskb->pool->dev, xskb->dma,
+ xskb->pool->frame_len,
+ DMA_BIDIRECTIONAL);
}
-void xp_dma_sync_for_device_slow(struct xsk_buff_pool *pool, dma_addr_t dma,
- size_t size);
static inline void xp_dma_sync_for_device(struct xsk_buff_pool *pool,
dma_addr_t dma, size_t size)
{
- if (!pool->dma_need_sync)
- return;
-
- xp_dma_sync_for_device_slow(pool, dma, size);
+ dma_sync_single_for_device(pool->dev, dma, size, DMA_BIDIRECTIONAL);
}
/* Masks for xdp_umem_page flags.