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authorJakub Kicinski <kuba@kernel.org>2022-10-24 10:32:00 -0700
committerJakub Kicinski <kuba@kernel.org>2022-10-24 10:32:01 -0700
commite28c44450b14474009a7ac84eb2bd631357c9635 (patch)
tree144c59a73c514a0335bb4a40cc59c79e8250ac83 /tools
parentec791d8149ff60c40ad2074af3b92a39c916a03f (diff)
parentbed54aeb6ac1ced7e0ea27a82ee52af856610ff0 (diff)
downloadlinux-e28c44450b14474009a7ac84eb2bd631357c9635.tar.bz2
Merge tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf
Alexei Starovoitov says: ==================== pull-request: bpf 2022-10-23 We've added 7 non-merge commits during the last 18 day(s) which contain a total of 8 files changed, 69 insertions(+), 5 deletions(-). The main changes are: 1) Wait for busy refill_work when destroying bpf memory allocator, from Hou. 2) Allow bpf_user_ringbuf_drain() callbacks to return 1, from David. 3) Fix dispatcher patchable function entry to 5 bytes nop, from Jiri. 4) Prevent decl_tag from being referenced in func_proto, from Stanislav. * tag 'for-netdev' of https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf: bpf: Use __llist_del_all() whenever possbile during memory draining bpf: Wait for busy refill_work when destroying bpf memory allocator bpf: Fix dispatcher patchable function entry to 5 bytes nop bpf: prevent decl_tag from being referenced in func_proto selftests/bpf: Add reproducer for decl_tag in func_proto return type selftests/bpf: Make bpf_user_ringbuf_drain() selftest callback return 1 bpf: Allow bpf_user_ringbuf_drain() callbacks to return 1 ==================== Link: https://lore.kernel.org/r/20221023192244.81137-1-alexei.starovoitov@gmail.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/btf.c13
-rw-r--r--tools/testing/selftests/bpf/progs/user_ringbuf_success.c4
2 files changed, 15 insertions, 2 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/btf.c b/tools/testing/selftests/bpf/prog_tests/btf.c
index 127b8caa3dc1..24dd6214394e 100644
--- a/tools/testing/selftests/bpf/prog_tests/btf.c
+++ b/tools/testing/selftests/bpf/prog_tests/btf.c
@@ -3936,6 +3936,19 @@ static struct btf_raw_test raw_tests[] = {
.err_str = "Invalid type_id",
},
{
+ .descr = "decl_tag test #16, func proto, return type",
+ .raw_types = {
+ BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4), /* [1] */
+ BTF_VAR_ENC(NAME_TBD, 1, 0), /* [2] */
+ BTF_TYPE_ENC(NAME_TBD, BTF_INFO_ENC(BTF_KIND_DECL_TAG, 0, 0), 2), (-1), /* [3] */
+ BTF_FUNC_PROTO_ENC(3, 0), /* [4] */
+ BTF_END_RAW,
+ },
+ BTF_STR_SEC("\0local\0tag1"),
+ .btf_load_err = true,
+ .err_str = "Invalid return type",
+},
+{
.descr = "type_tag test #1",
.raw_types = {
BTF_TYPE_INT_ENC(0, BTF_INT_SIGNED, 0, 32, 4), /* [1] */
diff --git a/tools/testing/selftests/bpf/progs/user_ringbuf_success.c b/tools/testing/selftests/bpf/progs/user_ringbuf_success.c
index 099c23d9aa21..b39093dd5715 100644
--- a/tools/testing/selftests/bpf/progs/user_ringbuf_success.c
+++ b/tools/testing/selftests/bpf/progs/user_ringbuf_success.c
@@ -47,14 +47,14 @@ record_sample(struct bpf_dynptr *dynptr, void *context)
if (status) {
bpf_printk("bpf_dynptr_read() failed: %d\n", status);
err = 1;
- return 0;
+ return 1;
}
} else {
sample = bpf_dynptr_data(dynptr, 0, sizeof(*sample));
if (!sample) {
bpf_printk("Unexpectedly failed to get sample\n");
err = 2;
- return 0;
+ return 1;
}
stack_sample = *sample;
}