Signed-off-by: Pavel Begunkov <asml.silence@xxxxxxxxx> --- test/send-zerocopy.c | 15 +++++++-------- 1 file changed, 7 insertions(+), 8 deletions(-) diff --git a/test/send-zerocopy.c b/test/send-zerocopy.c index 8714b6f..0a8531e 100644 --- a/test/send-zerocopy.c +++ b/test/send-zerocopy.c @@ -238,7 +238,7 @@ static int prepare_ip(struct sockaddr_storage *addr, int *sock_client, int *sock static int do_test_inet_send(struct io_uring *ring, int sock_client, int sock_server, bool fixed_buf, struct sockaddr_storage *addr, - size_t send_size, bool cork, bool mix_register, + bool small_send, bool cork, bool mix_register, int buf_idx, bool force_async) { const unsigned zc_flags = 0; @@ -246,13 +246,13 @@ static int do_test_inet_send(struct io_uring *ring, int sock_client, int sock_se struct io_uring_cqe *cqe; int nr_reqs = cork ? 5 : 1; int i, ret, nr_cqes; + size_t send_size = small_send ? 137 : buffers_iov[buf_idx].iov_len; size_t chunk_size = send_size / nr_reqs; size_t chunk_size_last = send_size - chunk_size * (nr_reqs - 1); char *buf = buffers_iov[buf_idx].iov_base; pid_t p; int wstatus; - assert(send_size <= buffers_iov[buf_idx].iov_len); memset(rx_buffer, 0, send_size); for (i = 0; i < nr_reqs; i++) { @@ -394,7 +394,7 @@ static int test_inet_send(struct io_uring *ring) for (i = 0; i < 256; i++) { bool fixed_buf = i & 1; struct sockaddr_storage *addr_arg = (i & 2) ? &addr : NULL; - size_t size = (i & 4) ? 137 : 4096; + bool small_send = i & 4; bool cork = i & 8; bool mix_register = i & 16; bool aligned = i & 32; @@ -406,8 +406,7 @@ static int test_inet_send(struct io_uring *ring) continue; if (large_buf) { buf_idx = 2; - size = buffers_iov[buf_idx].iov_len; - if (!aligned || !tcp) + if (!aligned || !tcp || small_send) continue; } if (!buffers_iov[buf_idx].iov_base) @@ -420,7 +419,7 @@ static int test_inet_send(struct io_uring *ring) continue; ret = do_test_inet_send(ring, sock_client, sock_server, fixed_buf, - addr_arg, size, cork, mix_register, + addr_arg, small_send, cork, mix_register, buf_idx, force_async); if (ret) { fprintf(stderr, "send failed fixed buf %i, conn %i, addr %i, " @@ -535,8 +534,8 @@ int main(int argc, char *argv[]) return T_EXIT_FAIL; } - buffers_iov[0].iov_base = tx_buffer; - buffers_iov[0].iov_len = 8192; + buffers_iov[0].iov_base = tx_buffer + 4096; + buffers_iov[0].iov_len = 4096; buffers_iov[1].iov_base = tx_buffer + BUFFER_OFFSET; buffers_iov[1].iov_len = 8192 - BUFFER_OFFSET - 13; -- 2.37.2