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authorKleber Sacilotto de Souza <kleber.souza@canonical.com>2018-06-27 17:19:21 +0200
committerDaniel Borkmann <daniel@iogearbox.net>2018-06-28 23:58:39 +0200
commit3203c9010060806ff88c9989aeab4dc8d9a474dc (patch)
tree95d8bced600e62c779cdfd4e42b8a73ca6d0f29e /lib/test_bpf.c
parentdd349c3ffd93d15d01f4f5ace73870ca45ea249d (diff)
downloadlinux-3203c9010060806ff88c9989aeab4dc8d9a474dc.tar.bz2
test_bpf: flag tests that cannot be jited on s390
Flag with FLAG_EXPECTED_FAIL the BPF_MAXINSNS tests that cannot be jited on s390 because they exceed BPF_SIZE_MAX and fail when CONFIG_BPF_JIT_ALWAYS_ON is set. Also set .expected_errcode to -ENOTSUPP so the tests pass in that case. Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com> Acked-by: Song Liu <songliubraving@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Diffstat (limited to 'lib/test_bpf.c')
-rw-r--r--lib/test_bpf.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/lib/test_bpf.c b/lib/test_bpf.c
index 60aedc879361..08d3d59dca17 100644
--- a/lib/test_bpf.c
+++ b/lib/test_bpf.c
@@ -5282,21 +5282,31 @@ static struct bpf_test tests[] = {
{ /* Mainly checking JIT here. */
"BPF_MAXINSNS: Ctx heavy transformations",
{ },
+#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390)
+ CLASSIC | FLAG_EXPECTED_FAIL,
+#else
CLASSIC,
+#endif
{ },
{
{ 1, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) },
{ 10, !!(SKB_VLAN_TCI & VLAN_TAG_PRESENT) }
},
.fill_helper = bpf_fill_maxinsns6,
+ .expected_errcode = -ENOTSUPP,
},
{ /* Mainly checking JIT here. */
"BPF_MAXINSNS: Call heavy transformations",
{ },
+#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390)
+ CLASSIC | FLAG_NO_DATA | FLAG_EXPECTED_FAIL,
+#else
CLASSIC | FLAG_NO_DATA,
+#endif
{ },
{ { 1, 0 }, { 10, 0 } },
.fill_helper = bpf_fill_maxinsns7,
+ .expected_errcode = -ENOTSUPP,
},
{ /* Mainly checking JIT here. */
"BPF_MAXINSNS: Jump heavy test",
@@ -5347,18 +5357,28 @@ static struct bpf_test tests[] = {
{
"BPF_MAXINSNS: exec all MSH",
{ },
+#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390)
+ CLASSIC | FLAG_EXPECTED_FAIL,
+#else
CLASSIC,
+#endif
{ 0xfa, 0xfb, 0xfc, 0xfd, },
{ { 4, 0xababab83 } },
.fill_helper = bpf_fill_maxinsns13,
+ .expected_errcode = -ENOTSUPP,
},
{
"BPF_MAXINSNS: ld_abs+get_processor_id",
{ },
+#if defined(CONFIG_BPF_JIT_ALWAYS_ON) && defined(CONFIG_S390)
+ CLASSIC | FLAG_EXPECTED_FAIL,
+#else
CLASSIC,
+#endif
{ },
{ { 1, 0xbee } },
.fill_helper = bpf_fill_ld_abs_get_processor_id,
+ .expected_errcode = -ENOTSUPP,
},
/*
* LD_IND / LD_ABS on fragmented SKBs