From mboxrd@z Thu Jan 1 00:00:00 1970 From: Doug Ledford Subject: Re: [PATCH rdma-rc v1] IB/ipoib: Don't allow MC joins during light MC flush Date: Fri, 16 Sep 2016 14:11:26 -0400 Message-ID: <4ff87d50-eecb-9ee8-3a4a-958fe6d0d750@redhat.com> References: <1473663328-30743-1-git-send-email-leon@kernel.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="1jEENTd6XM8ICA3GUS4NItpiWDKktBL2B" Return-path: In-Reply-To: <1473663328-30743-1-git-send-email-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Leon Romanovsky Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Alex Vesker List-Id: linux-rdma@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --1jEENTd6XM8ICA3GUS4NItpiWDKktBL2B Content-Type: multipart/mixed; boundary="kJcTw8uW8JNnCt1wnT6gnvVbJEWdMuvEw"; protected-headers="v1" From: Doug Ledford To: Leon Romanovsky Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Alex Vesker Message-ID: <4ff87d50-eecb-9ee8-3a4a-958fe6d0d750-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org> Subject: Re: [PATCH rdma-rc v1] IB/ipoib: Don't allow MC joins during light MC flush References: <1473663328-30743-1-git-send-email-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> In-Reply-To: <1473663328-30743-1-git-send-email-leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org> --kJcTw8uW8JNnCt1wnT6gnvVbJEWdMuvEw Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 9/12/2016 2:55 AM, Leon Romanovsky wrote: > From: Alex Vesker >=20 > This fix solves a race between light flush and on the fly joins. > Light flush doesn't set the device to down and unset IPOIB_OPER_UP > flag, this means that if while flushing we have a MC join in progress > and the QP was attached to BC MGID we can have a mismatches when > re-attaching a QP to the BC MGID. [ snip ] Thanks, applied. --=20 Doug Ledford GPG Key ID: 0E572FDD --kJcTw8uW8JNnCt1wnT6gnvVbJEWdMuvEw-- --1jEENTd6XM8ICA3GUS4NItpiWDKktBL2B Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQIcBAEBCAAGBQJX3DXOAAoJELgmozMOVy/dvm8P/iMPkMULPKAoSO2qd+V7XN6q pBT/7ltjB+g9zuFXGNbd5v6BltSqzG2sT6Aj1T15HiqQnTd1wEVf3yktStV0L9L/ Vk9G2ySagFQr0jbfhuaXvnqrbj88oYEWnUwXCl6Tn+CcKQ5JTeKxJcjjNdKBxw/L bSlhzfIOksehQ3d5PE9KU1qBl1iTTmWZCEkjCYgWZgLdwAZVy4baOUqL+amNClBH zQnsex5PIWfRPUIpy4Kh7NDJes9UfIt7K5q5AGXRVsrDV1G4T+kVvT+KuzvIwcQt M3kgZzcMC+g7XXkOwqN/VF+8uDXP1pdcdASZDqA9ZKGq1YxqG0G2g+qfVClgU5Yo cb7dwTZXCJCzb3T8pkZXpZqmQ9sxCd4LbzqNF9hQdIhVyEcWIKnBvK1SvXQ31h2h DrgE+ssgsRbY3xKD9PbJCDMAK4aQYeSDwn3h6E/7Zai/Lgy23PZqHYvAkZiH5VIX DqE4cMb/dpcGKviJmF0W7rwt22D3s01QTnhhQqHjMJaK9D8onqE66DlFZw50XURV WgwRT8j3d93psDgKaknI38UOzrMccRXqnzm/AzXoLljBTGN2BaJaY6ZzejVrrO6f 3044YJJHODydZT7ZWY6qE49oeT+DCA66iBnxguwtiWruneV1NJDzsChWI+XBQDXk p8OX9cfPagxY9lKfER6u =UeEu -----END PGP SIGNATURE----- --1jEENTd6XM8ICA3GUS4NItpiWDKktBL2B-- -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html