From 96bdef87180050d04a5fcd60883aeccca17cc0c4 Mon Sep 17 00:00:00 2001
From: Eric Dumazet <edumazet@google.com>
Date: Fri, 11 Oct 2019 11:11:40 -0700
Subject: [PATCH] UPSTREAM: bpf: Align struct bpf_prog_stats

Do not risk spanning these small structures on two cache lines.

Change-Id: Ie13182cdff956b270296b5999b78c41d77133e23
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/20191011181140.2898-1-edumazet@google.com
---
 include/linux/bpf.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/bpf.h b/include/linux/bpf.h
index a120c58a4883..97a544802ef2 100644
--- a/include/linux/bpf.h
+++ b/include/linux/bpf.h
@@ -363,7 +363,7 @@ struct bpf_prog_stats {
 	u64 cnt;
 	u64 nsecs;
 	struct u64_stats_sync syncp;
-};
+} __aligned(2 * sizeof(u64));
 
 struct bpf_prog_aux {
 	atomic_t refcnt;