Commit | Line | Data |
---|---|---|
a1f8e7f7 AV |
1 | #include <linux/highmem.h> |
2 | ||
3 | static inline void *kmap_skb_frag(const skb_frag_t *frag) | |
4 | { | |
5 | #ifdef CONFIG_HIGHMEM | |
6 | BUG_ON(in_irq()); | |
7 | ||
8 | local_bh_disable(); | |
9 | #endif | |
10 | return kmap_atomic(frag->page, KM_SKB_DATA_SOFTIRQ); | |
11 | } | |
12 | ||
13 | static inline void kunmap_skb_frag(void *vaddr) | |
14 | { | |
15 | kunmap_atomic(vaddr, KM_SKB_DATA_SOFTIRQ); | |
16 | #ifdef CONFIG_HIGHMEM | |
17 | local_bh_enable(); | |
18 | #endif | |
19 | } |