From: Paolo Abeni <pabeni@redhat.com>
To: Mat Martineau <mathew.j.martineau@linux.intel.com>
Cc: Geliang Tang <geliangtang@gmail.com>,
mptcp@lists.linux.dev, Geliang Tang <geliangtang@xiaomi.com>
Subject: Re: [PATCH mptcp-next v2 1/9] mptcp: add noncontiguous flag
Date: Fri, 10 Sep 2021 17:08:05 +0200 [thread overview]
Message-ID: <4300fcede93507b5d6c8d3e743007e31985ce84b.camel@redhat.com> (raw)
In-Reply-To: <4e24a896-b1bf-c6ee-2db9-4d1d572c99cd@linux.intel.com>
On Thu, 2021-09-09 at 17:00 -0700, Mat Martineau wrote:
> > On Thu, 9 Sep 2021, Paolo Abeni wrote:
> > msk stream is 'continuous' if and only if 'before64(last_retrnas_seq,
> > msk->snd_una)'
> >
>
> If last_retrans_seq is checked only when msk->noncontiguous is true, I
> think that works out. Otherwise the last_retrans_seq is stale/invalid if
> retransmission never happened, or any retransmissions have been fully
> acked.
I think can we just init 'last_retrans_seq' to intial_seq - 1 at msk
creation time and we could always use the above check:
if (before64(last_retrnas_seq, msk->snd_una))
WDYT?
Cheers,
Paolo
next prev parent reply other threads:[~2021-09-10 15:08 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-09 11:51 [PATCH mptcp-next v2 0/9] The infinite mapping support Geliang Tang
2021-09-09 11:51 ` [PATCH mptcp-next v2 1/9] mptcp: add noncontiguous flag Geliang Tang
2021-09-09 13:25 ` Paolo Abeni
2021-09-10 0:00 ` Mat Martineau
2021-09-10 15:08 ` Paolo Abeni [this message]
2021-09-10 16:49 ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 2/9] mptcp: add MPTCP_INFINITE_DONE flag Geliang Tang
2021-09-09 13:31 ` Paolo Abeni
2021-09-09 11:51 ` [PATCH mptcp-next v2 3/9] mptcp: add MAPPING_INFINITE mapping status Geliang Tang
2021-09-09 13:39 ` Paolo Abeni
2021-09-10 0:21 ` Mat Martineau
2021-09-10 15:23 ` Paolo Abeni
2021-09-10 17:22 ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 4/9] mptcp: add start_seq in the msk Geliang Tang
2021-09-10 0:39 ` Mat Martineau
2021-09-09 11:51 ` [PATCH mptcp-next v2 5/9] mptcp: infinite mapping sending Geliang Tang
2021-09-09 13:54 ` Paolo Abeni
2021-09-09 11:51 ` [PATCH mptcp-next v2 6/9] mptcp: infinite mapping receiving Geliang Tang
2021-09-09 13:55 ` Paolo Abeni
2021-09-09 11:51 ` [PATCH mptcp-next v2 7/9] mptcp: add a mib for the infinite mapping sending Geliang Tang
2021-09-09 11:51 ` [PATCH mptcp-next v2 8/9] selftests: mptcp: add infinite map mibs check Geliang Tang
2021-09-09 11:51 ` [PATCH mptcp-next v2 9/9] DO-NOT-MERGE: mptcp: mp_fail test Geliang Tang
2021-09-09 14:23 ` Paolo Abeni
2021-09-22 3:50 ` Geliang Tang
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