Date: Fri, 15 Jul 2022 20:15:07 +0200 From: Michael Tuexen <michael.tuexen@macmic.franken.de> To: John Baldwin <jhb@freebsd.org> Cc: Richard Scheffenegger <rscheff@FreeBSD.org>, "src-committers@freebsd.org" <src-committers@FreeBSD.org>, "dev-commits-src-all@freebsd.org" <dev-commits-src-all@FreeBSD.org>, "dev-commits-src-main@freebsd.org" <dev-commits-src-main@FreeBSD.org> Subject: Re: git: 66605ff791b1 - main - tcp: Undo the increase in sequence number by 1 due to the FIN flag in case of a transient error. Message-ID: <E9C4C6D2-EE0D-4287-93F7-111550F5C691@macmic.franken.de> In-Reply-To: <b2d041b0-9772-b703-c873-a809426b493a@FreeBSD.org> References: <202207151636.26FGaHsM038397@gitrepo.freebsd.org> <b2d041b0-9772-b703-c873-a809426b493a@FreeBSD.org>
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> On 15. Jul 2022, at 19:50, John Baldwin <jhb@freebsd.org> wrote: >=20 > On 7/15/22 9:36 AM, Richard Scheffenegger wrote: >> The branch main has been updated by rscheff: >> URL: = https://cgit.FreeBSD.org/src/commit/?id=3D66605ff791b12a2c3bb4570379db0e14= d29fca4c >> commit 66605ff791b12a2c3bb4570379db0e14d29fca4c >> Author: Richard Scheffenegger <rscheff@FreeBSD.org> >> AuthorDate: 2022-07-14 00:49:10 +0000 >> Commit: Richard Scheffenegger <rscheff@FreeBSD.org> >> CommitDate: 2022-07-14 01:18:19 +0000 >> tcp: Undo the increase in sequence number by 1 due to the FIN = flag in case of a transient error. >> If an error occurs while processing a TCP segment with some = data and the FIN >> flag, the back out of the sequence number advance does not take = into account the >> increase by 1 due to the FIN flag. >> Reviewed By: jch, gnn, #transport, tuexen >> Sponsored by: NetApp, Inc. >> Differential Revision: https://reviews.freebsd.org/D2970 >=20 > Is this the source of bug 264257? We don't think so... But a fix for another issues in the problem space = of dealing=20 with the sequence number taken by the FIN bit. Best regards Michael >=20 > --=20 > John Baldwin
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