From mboxrd@z Thu Jan  1 00:00:00 1970
From: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Subject: Re: [PATCH rdma-next v1] RDMA/srpt: Fix RCU debug build error
Date: Thu, 25 Jan 2018 10:22:45 -0500
Message-ID: <1516893765.27592.112.camel@redhat.com>
References: <20180124065605.19310-1-leon@kernel.org>
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To: Leon Romanovsky <leon-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org>, Bart Van Assche <bart.vanassche-Sjgp3cTcYWE@public.gmane.org>, Jason Gunthorpe <jgg-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
Cc: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
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On Wed, 2018-01-24 at 08:56 +0200, Leon Romanovsky wrote:
> From: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>
>=20
> Combination of CONFIG_DEBUG_OBJECTS_RCU_HEAD=3Dy and
> CONFIG_INFINIBAND_SRPT=3Dm produces the following build error.
>=20
> ERROR: "init_rcu_head" [drivers/infiniband/ulp/srpt/ib_srpt.ko] undefined=
!
> make[1]: *** [scripts/Makefile.modpost:92: __modpost] Error 1
> make: *** [Makefile:1216: modules] Error 2
>=20
> The reason to it that init_rcu_head() is not exported and not supposed
> to be used in modules. It is needed for dynamic initialization of
> statically allocated rcu_head structures.
>=20
> Fixes: 795bc112cd5a ("IB/srpt: Make it safe to use RCU for srpt_device.rc=
h_list")
> Fixes: a11253142e6d ("IB/srpt: Rework multi-channel support")
> Signed-off-by: Bart Van Assche <bart.vanassche-Sjgp3cTcYWE@public.gmane.org>
> Signed-off-by: Leon Romanovsky <leonro-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>

Thanks, applied.

--=20
Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
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