linux-kernel - Re: [PATCH] [RFC] RDMA/mlx5: fix build error with INFINIBAND_USER

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Message-ID: <20211025173549.GA427940@nvidia.com>
Date:   Mon, 25 Oct 2021 14:35:49 -0300
From:   Jason Gunthorpe <jgg@...dia.com>
To:     Arnd Bergmann <arnd@...nel.org>
Cc:     Leon Romanovsky <leon@...nel.org>,
        Mark Zhang <markzhang@...dia.com>,
        Aharon Landau <aharonl@...dia.com>,
        Arnd Bergmann <arnd@...db.de>,
        Doug Ledford <dledford@...hat.com>,
        Mark Bloch <mbloch@...dia.com>, linux-rdma@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [RFC] RDMA/mlx5: fix build error with
 INFINIBAND_USER_ACCESS=n

On Tue, Oct 19, 2021 at 08:15:45AM +0200, Arnd Bergmann wrote:
> From: Arnd Bergmann <arnd@...db.de>
> 
> The mlx5_ib_fs_add_op_fc/mlx5_ib_fs_remove_op_fc functions are
> only available when user access is enabled, without that we
> run into a link error:
> 
> ERROR: modpost: "mlx5_ib_fs_add_op_fc" [drivers/infiniband/hw/mlx5/mlx5_ib.ko] undefined!
> ERROR: modpost: "mlx5_ib_fs_remove_op_fc" [drivers/infiniband/hw/mlx5/mlx5_ib.ko] undefined!
> 
> Conditionally compiling the newly added code section makes
> it build, though this is probably not a correct fix.
> 
> Fixes: a29b934ceb4c ("RDMA/mlx5: Add modify_op_stat() support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> Acked-by: Leon Romanovsky <leonro@...dia.com>
> ---
>  drivers/infiniband/hw/mlx5/counters.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)

Applied to for-next, thanks

Jason