skbuff: add an api to orphan frags
authorMichael S. Tsirkin <mst@redhat.com>
Fri, 20 Jul 2012 09:23:07 +0000 (09:23 +0000)
committerDavid S. Miller <davem@davemloft.net>
Sun, 22 Jul 2012 19:39:33 +0000 (12:39 -0700)
commita353e0ce0fd42d8859260666d1e9b10f2abd4698
tree3c7e5807d36bec7e774ab164598ff34638681e31
parentd47e12d63e745f667a977226c3f59ae14521592d
skbuff: add an api to orphan frags

Many places do
       if ((skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY))
skb_copy_ubufs(skb, gfp_mask);
to copy and invoke frag destructors if necessary.
Add an inline helper for this.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/linux/skbuff.h