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| author | Stefano Brivio <sbrivio@redhat.com> | 2021-09-19 02:49:36 +0200 |
|---|---|---|
| committer | Stefano Brivio <sbrivio@redhat.com> | 2021-09-27 01:28:02 +0200 |
| commit | ec0bdc10b1efbd46fbb7f7a3281d4e942bed0685 (patch) | |
| tree | 48dfe0a6e54c12fc642e871a24595894e22084db /udp.c | |
| parent | c2d86b7475d498b76ec67ec9d42288a42104c5f4 (diff) | |
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udp: Switch to new socket message after 32KiB instead of 64KiB
For some reason, this measurably improves performance with qemu and
virtio-net.
Signed-off-by: Stefano Brivio <sbrivio@redhat.com>
Diffstat (limited to 'udp.c')
| -rw-r--r-- | udp.c | 4 |
1 files changed, 2 insertions, 2 deletions
@@ -727,7 +727,7 @@ void udp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events, udp6_l2_iov_tap[i].iov_len = iov_len; /* With bigger messages, qemu closes the connection. */ - if (iov_in_msg && msglen + iov_len > USHRT_MAX) { + if (iov_in_msg && msglen + iov_len > SHRT_MAX) { cur_mh->msg_iovlen = iov_in_msg; cur_mh = &udp6_l2_mh_tap[++msg_i].msg_hdr; @@ -797,7 +797,7 @@ void udp_sock_handler(struct ctx *c, union epoll_ref ref, uint32_t events, udp4_l2_iov_tap[i].iov_len = iov_len; /* With bigger messages, qemu closes the connection. */ - if (iov_in_msg && msglen + iov_len > USHRT_MAX) { + if (iov_in_msg && msglen + iov_len > SHRT_MAX) { cur_mh->msg_iovlen = iov_in_msg; cur_mh = &udp4_l2_mh_tap[++msg_i].msg_hdr; |