xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Browse Source
This commit is contained in:
David S. Miller
2015-08-27 21:45:31 -07:00
parent 55f14da669 4941b8f0c2
commit 0d36938bb8
91 changed files with 509 additions and 867 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
include/linux/skbuff.h
View File

@@ -1637,20 +1637,16 @@ static inline void __skb_fill_page_desc(struct sk_buff *skb, int i,
skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
/*
* Propagate page->pfmemalloc to the skb if we can. The problem is
* that not all callers have unique ownership of the page. If
* pfmemalloc is set, we check the mapping as a mapping implies
* page->index is set (index and pfmemalloc share space).
* If it's a valid mapping, we cannot use page->pfmemalloc but we
* do not lose pfmemalloc information as the pages would not be
* allocated using __GFP_MEMALLOC.
* Propagate page pfmemalloc to the skb if we can. The problem is
* that not all callers have unique ownership of the page but rely
* on page_is_pfmemalloc doing the right thing(tm).
*/
frag->page.p = page;
frag->page_offset = off;
skb_frag_size_set(frag, size);
page = compound_head(page);
if (page->pfmemalloc && !page->mapping)
if (page_is_pfmemalloc(page))
skb->pfmemalloc = true;
}
@@ -2298,7 +2294,7 @@ static inline struct page *dev_alloc_page(void)
static inline void skb_propagate_pfmemalloc(struct page *page,
struct sk_buff *skb)
{
if (page && page->pfmemalloc)
if (page_is_pfmemalloc(page))
skb->pfmemalloc = true;
}