kmap_skb.h

来自「linux 内核源代码」· C头文件 代码 · 共 20 行

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#include <linux/highmem.h>static inline void *kmap_skb_frag(const skb_frag_t *frag){#ifdef CONFIG_HIGHMEM	BUG_ON(in_irq());	local_bh_disable();#endif	return kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ);}static inline void kunmap_skb_frag(void *vaddr){	kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);#ifdef CONFIG_HIGHMEM	local_bh_enable();#endif}

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