iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

selftests/xsk: add unaligned mode test for multi-buffer

Browse Source 
Add a test for multi-buffer AF_XDP when using unaligned mode. The test
sends 4096 9K-buffers.

Signed-off-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/r/20230719132421.584801-21-maciej.fijalkowski@intel.com
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
This commit is contained in:
Magnus Karlsson 2023-07-19 15:24:17 +02:00 committed by Alexei Starovoitov
parent f540d44e05
commit 1005a226da
2 changed files with 16 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
tools/testing/selftests/bpf/xskxceiver.c
View File

@ -50,6 +50,8 @@
* are discarded and let through, respectively.
* i. 2K frame size tests
* j. If multi-buffer is supported, send 9k packets divided into 3 frames
* k. If multi-buffer and huge pages are supported, send 9k packets in a single frame
* using unaligned mode
*
* Total tests: 12
*
@ -1761,6 +1763,16 @@ static int testapp_unaligned(struct test_spec *test)
return testapp_validate_traffic(test);
}
static int testapp_unaligned_mb(struct test_spec *test)
{
test_spec_set_name(test, "UNALIGNED_MODE_9K");
test->mtu = MAX_ETH_JUMBO_SIZE;
test->ifobj_tx->umem->unaligned_mode = true;
test->ifobj_rx->umem->unaligned_mode = true;
pkt_stream_replace(test, DEFAULT_PKT_CNT, MAX_ETH_JUMBO_SIZE);
return testapp_validate_traffic(test);
}
static int testapp_single_pkt(struct test_spec *test)
{
struct pkt pkts[] = {{0, MIN_PKT_SIZE, 0, true}};
@ -2038,6 +2050,9 @@ static void run_pkt_test(struct test_spec *test, enum test_mode mode, enum test_
case TEST_TYPE_UNALIGNED:
ret = testapp_unaligned(test);
break;
case TEST_TYPE_UNALIGNED_MB:
ret = testapp_unaligned_mb(test);
break;
case TEST_TYPE_HEADROOM:
ret = testapp_headroom(test);
break;

1
tools/testing/selftests/bpf/xskxceiver.h
View File

@ -86,6 +86,7 @@ enum test_type {
TEST_TYPE_XDP_DROP_HALF,
TEST_TYPE_XDP_METADATA_COUNT,
TEST_TYPE_RUN_TO_COMPLETION_MB,
TEST_TYPE_UNALIGNED_MB,
TEST_TYPE_MAX
};