From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leon Romanovsky Subject: Re: [PATCH rdma-core stable-v15] verbs: Do not block QP attr_masks used by older kernels Date: Tue, 14 Nov 2017 20:04:51 +0200 Message-ID: <20171114180451.GB18825@mtr-leonro.local> References: <636b5412-e41e-40ed-46da-a0e83bd5b049@suse.de> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="8QcVNcX0nzIHQJyO" Return-path: Content-Disposition: inline In-Reply-To: <636b5412-e41e-40ed-46da-a0e83bd5b049-l3A5Bk7waGM@public.gmane.org> Sender: linux-rdma-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Nicolas Morey-Chaisemartin Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Jason Gunthorpe List-Id: linux-rdma@vger.kernel.org --8QcVNcX0nzIHQJyO Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Tue, Nov 14, 2017 at 03:40:25PM +0100, Nicolas Morey-Chaisemartin wrote: > At least the RDMA CM in 4.3 will give user space structs with these bits > set. Those kernels require user space to pass those set bits back to the > kernel. Blocking them causes RDMA CM to be unusable on older kernels. > > Stable-fix: Drop changes to verbs.h of the original fix, > that are not needed for the fix itself. > > Fixes: 3ca7a1031486 ("ibverbs: Add support for packet pacing") > Commit-id: ce88cef301b ("verbs: Do not block QP attr_masks used by older kernels") > Reported-by: Ram Amrani > Signed-off-by: Jason Gunthorpe > --- > You need to add your Signed-off-by. Thanks, Reviewed-by: Leon Romanovsky --8QcVNcX0nzIHQJyO Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEkhr/r4Op1/04yqaB5GN7iDZyWKcFAloLMEIACgkQ5GN7iDZy WKekWRAAkUu0s/qehTUr6Dm4q2KREUKzDjBVYvlHqC8hyGeoMhYMFb+sUF2S5DRA rEjm9ZrHl3YO1LkZDnvBGlqIkzRP/9moSm6NC9FRebqvvN3w0QxiBWaUxxJ1qaBa WC9+DKKsgpycwqe72SYFNG2yUt8iuz2cuT/IJyIHY2dEuIilVUB79oJDLy6JyYic vnvgQqxL+UuzmEJkYfFxJIA8F+KA/NeRQvGZjNIuDX71WhwHyfy3BuMgqQDxHIRB 0UhXxLXnnJeSAJptLw4xfcxq0mN68LX1RLIwSOjMaxCHhAGB8GWy9FBYiPXZI5RU kZ7gNu0APtgqrYzpzD1KWtJYimWADwksQHV+0uEA4I0kdg+XqTffYqSF12/LUnIC 8qgS7I1s4JYgRyRUV6VjKZPD7kVUblwOn08bXUnxgoVhGCcGNC4FPanrSaqh+x6d ra4DYB+fIWzPTNsFXI8RLmjJIhD5NXP7lXw8Q8T8+wzDVip8oXo4zzTZwsa19TOT mDTiP+g6AVdHklFSn7syrMHysOknnThlWjKkhoZA96EymOj3mhlvD7g2T0n+6Vqf dEb/yZ52m9EQao0gXRzFZs8ODEtLACiuJd5y0oIvqColw3b0K2n/CpjDZc5e1SWF ElSDplexqLzEMrREbL5tWd2yTsadvehO1pPJ0uAjGWq9DNBGfKY= =QRdK -----END PGP SIGNATURE----- --8QcVNcX0nzIHQJyO-- -- 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