From: Pavel Begunkov <asml.silence@gmail.com>
To: io-uring@vger.kernel.org
Cc: Jens Axboe <axboe@kernel.dk>, Conrad Meyer <conradmeyer@meta.com>,
linux-block@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [PATCH liburing 1/1] test/send-zerocopy: test fix datagrams over UDP limit
Date: Thu, 22 Aug 2024 04:35:35 +0100 [thread overview]
Message-ID: <290dbd08-e743-4e4b-9272-542e51a151bb@gmail.com> (raw)
In-Reply-To: <285eca872bd46640ed209c0b09628f53744cb3ab.1724110909.git.asml.silence@gmail.com>
On 8/22/24 04:30, Pavel Begunkov wrote:
> Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Please ignore, was resent by accident. Apologies for the noise
> ---
> test/send-zerocopy.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/test/send-zerocopy.c b/test/send-zerocopy.c
> index 8796974..597ecf1 100644
> --- a/test/send-zerocopy.c
> +++ b/test/send-zerocopy.c
> @@ -646,7 +646,8 @@ static int test_inet_send(struct io_uring *ring)
>
> if (!buffers_iov[buf_index].iov_base)
> continue;
> - if (!tcp && len > 4 * page_sz)
> + /* UDP IPv4 max datagram size is under 64K */
> + if (!tcp && len > (1U << 15))
> continue;
>
> conf.buf_index = buf_index;
--
Pavel Begunkov
prev parent reply other threads:[~2024-08-22 3:35 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-22 3:30 Pavel Begunkov
2024-08-22 3:35 ` Pavel Begunkov [this message]
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