if (length == 0) {
/* don't need this page */
- __skb_frag_unref(frag);
+ __skb_frag_unref(frag, false);
--skb_shinfo(skb)->nr_frags;
} else {
size = min(length, (unsigned) PAGE_SIZE);
fail:
while (nr > 0) {
nr--;
- __skb_frag_unref(skb_shinfo(skb)->frags + nr);
+ __skb_frag_unref(skb_shinfo(skb)->frags + nr, false);
}
return 0;
}
/**
* __skb_frag_unref - release a reference on a paged fragment.
* @frag: the paged fragment
+ * @recycle: recycle the page if allocated via page_pool
*
- * Releases a reference on the paged fragment @frag.
+ * Releases a reference on the paged fragment @frag
+ * or recycles the page via the page_pool API.
*/
-static inline void __skb_frag_unref(skb_frag_t *frag)
+static inline void __skb_frag_unref(skb_frag_t *frag, bool recycle)
{
put_page(skb_frag_page(frag));
}
*/
static inline void skb_frag_unref(struct sk_buff *skb, int f)
{
- __skb_frag_unref(&skb_shinfo(skb)->frags[f]);
+ __skb_frag_unref(&skb_shinfo(skb)->frags[f], false);
}
/**
skb_zcopy_clear(skb, true);
for (i = 0; i < shinfo->nr_frags; i++)
- __skb_frag_unref(&shinfo->frags[i]);
+ __skb_frag_unref(&shinfo->frags[i], false);
if (shinfo->frag_list)
kfree_skb_list(shinfo->frag_list);
fragto = &skb_shinfo(tgt)->frags[merge];
skb_frag_size_add(fragto, skb_frag_size(fragfrom));
- __skb_frag_unref(fragfrom);
+ __skb_frag_unref(fragfrom, false);
}
/* Reposition in the original skb */
int i;
for (i = 0; i < record->num_frags; i++)
- __skb_frag_unref(&record->frags[i]);
+ __skb_frag_unref(&record->frags[i], false);
kfree(record);
}