From: Pavel Begunkov <[email protected]>
To: [email protected]
Cc: Jens Axboe <[email protected]>, [email protected]
Subject: [PATCH liburing v2 1/5] tests/zc: move send size calc into do_test_inet_send
Date: Mon, 5 Sep 2022 23:05:58 +0100 [thread overview]
Message-ID: <e9e818b93fd3c0f969ebf1c4a0869edaadb161dd.1662404421.git.asml.silence@gmail.com> (raw)
In-Reply-To: <[email protected]>
Signed-off-by: Pavel Begunkov <[email protected]>
---
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
next prev parent reply other threads:[~2022-09-05 22:08 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-05 22:05 [PATCH liburing v2 0/5] zc tests improvements Pavel Begunkov
2022-09-05 22:05 ` Pavel Begunkov [this message]
2022-09-05 22:05 ` [PATCH liburing v2 2/5] tests/zc: use io_uring for rx Pavel Begunkov
2022-09-05 22:06 ` [PATCH liburing v2 3/5] tests/zc: fix udp testing Pavel Begunkov
2022-09-05 22:06 ` [PATCH liburing v2 4/5] tests/zc: name buffer flavours Pavel Begunkov
2022-09-05 22:06 ` [PATCH liburing v2 5/5] tests/zc: skip tcp w/ addr Pavel Begunkov
2022-09-05 22:51 ` [PATCH liburing v2 0/5] zc tests improvements Jens Axboe
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