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Merge branch 'next-s3c' of git://aeryn.fluff.org.uk/bjdooks/linux into devel
[firefly-linux-kernel-4.4.55.git]
/
net
/
core
/
kmap_skb.h
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#include <linux/highmem.h>
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static inline void *kmap_skb_frag(const skb_frag_t *frag)
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{
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#ifdef CONFIG_HIGHMEM
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BUG_ON(in_irq());
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local_bh_disable();
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#endif
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return kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ);
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}
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static inline void kunmap_skb_frag(void *vaddr)
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{
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kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ);
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#ifdef CONFIG_HIGHMEM
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local_bh_enable();
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#endif
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}