[PATCH] net: use non-compound pages in frag allocator

[Ilya Lesokhin]

The code currently always references the first page in the
frag therefore there is no need to pay the extra overhead
of making the frag page compound

Signed-off-by: Ilya Lesokhin <il...@mellanox.com>
---
 net/core/sock.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/core/sock.c b/net/core/sock.c
index 08bf97e..77432ba 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1993,7 +1993,7 @@ bool skb_page_frag_refill(unsigned int sz, struct 
page_frag *pfrag, gfp_t gfp)
        if (SKB_FRAG_PAGE_ORDER) {
                /* Avoid direct reclaim but allow kswapd to wake */
                pfrag->page = alloc_pages((gfp & ~__GFP_DIRECT_RECLAIM) |
-                                         __GFP_COMP | __GFP_NOWARN |
+                                         __GFP_NOWARN |
                                          __GFP_NORETRY,
                                          SKB_FRAG_PAGE_ORDER);
                if (likely(pfrag->page)) {
-- 
1.8.3.1