[NET]: Unexport sysctl_{r,w}mem_max.
[linux-2.6.git] / net / core / kmap_skb.h
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 }