0352bc550c
Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Cong Wang <amwang@redhat.com>
20 lines
327 B
C
20 lines
327 B
C
#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(skb_frag_page(frag));
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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);
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#ifdef CONFIG_HIGHMEM
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local_bh_enable();
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#endif
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}
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