![Cong Wang](/assets/img/avatar_default.png)
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>
|
|
|
|
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(skb_frag_page(frag));
|
|
}
|
|
|
|
static inline void kunmap_skb_frag(void *vaddr)
|
|
{
|
|
kunmap_atomic(vaddr);
|
|
#ifdef CONFIG_HIGHMEM
|
|
local_bh_enable();
|
|
#endif
|
|
}
|