From: Eric Dumazet <edumazet@google.com>
Date: Fri, 11 Oct 2019 11:11:40 -0700
Subject: bpf: Align struct bpf_prog_stats
Patch-mainline: v5.5-rc1
Git-commit: 84a081f60db63aaae3665118203506aa09a7f94f
References: bsc#1154353

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

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
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/linux/bpf.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- 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;