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From: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>
To: Nicolas Morey-Chaisemartin
	<NMoreyChaisemartin-l3A5Bk7waGM@public.gmane.org>
Cc: linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
	Jason Gunthorpe <jgg-uk2M96/98Pc@public.gmane.org>
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	[thread overview]
Message-ID: <20171114180451.GB18825@mtr-leonro.local> (raw)
In-Reply-To: <636b5412-e41e-40ed-46da-a0e83bd5b049-l3A5Bk7waGM@public.gmane.org>

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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 <Ram.Amrani-YGCgFSpz5w/QT0dZR+AlfA@public.gmane.org>
> Signed-off-by: Jason Gunthorpe <jgunthorpe-uk2M96/98Pc@public.gmane.org>
> ---
>

You need to add your Signed-off-by.

Thanks,
Reviewed-by: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

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  parent reply	other threads:[~2017-11-14 18:04 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-14 14:40 [PATCH rdma-core stable-v15] verbs: Do not block QP attr_masks used by older kernels Nicolas Morey-Chaisemartin
     [not found] ` <636b5412-e41e-40ed-46da-a0e83bd5b049-l3A5Bk7waGM@public.gmane.org>
2017-11-14 18:04   ` Leon Romanovsky [this message]
     [not found]     ` <20171114180451.GB18825-U/DQcQFIOTAAJjI8aNfphQ@public.gmane.org>
2017-11-14 18:49       ` Jason Gunthorpe
     [not found]         ` <20171114184912.GD4263-uk2M96/98Pc@public.gmane.org>
2017-11-14 18:50           ` Nicolas Morey-Chaisemartin
     [not found]             ` <0a24c63b-c108-3301-e78f-7e38d58f5bdb-l3A5Bk7waGM@public.gmane.org>
2017-11-14 18:58               ` Jason Gunthorpe

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