netdev - [PATCH] test_bpf: add a schedule point

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Mon, 26 Feb 2018 10:52:46 -0800
From:   Eric Dumazet <eric.dumazet@...il.com>
To:     Alexei Starovoitov <ast@...nel.org>
Cc:     Daniel Borkmann <daniel@...earbox.net>,
        netdev <netdev@...r.kernel.org>
Subject: [PATCH] test_bpf: add a schedule point

From: Eric Dumazet <edumazet@...gle.com>

test_bpf() is taking 1.6 seconds nowadays, it is time
to add a schedule point in it.

Signed-off-by: Eric Dumazet <edumazet@...gle.com>
---
 lib/test_bpf.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index b4e22345963f339ffe05c974bc111ae7da9dc58f..e6f550608d7220f434b45828549d36820923a51d 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -24,6 +24,7 @@
 #include <linux/if_vlan.h>
 #include <linux/random.h>
 #include <linux/highmem.h>
+#include <linux/sched.h>
 
 /* General test specific settings */
 #define MAX_SUBTESTS	3
@@ -6582,6 +6583,7 @@ static __init int test_bpf(void)
 		struct bpf_prog *fp;
 		int err;
 
+		cond_resched();
 		if (exclude_test(i))
 			continue;