linux-kernel - Re: undefined reference to `__aeabi_uldivmod' after 25c13324d03d ("IB/mlx5: Add steering SW ICM device memory type")

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Message-ID: <20190515050427.GD5225@mtr-leonro.mtl.com>
Date:   Wed, 15 May 2019 05:04:29 +0000
From:   Leon Romanovsky <leonro@...lanox.com>
To:     Jason Gunthorpe <jgg@...lanox.com>
CC:     Nathan Chancellor <natechancellor@...il.com>,
        Ariel Levkovich <lariel@...lanox.com>,
        Eli Cohen <eli@...lanox.com>, Mark Bloch <markb@...lanox.com>,
        Doug Ledford <dledford@...hat.com>,
        "linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: undefined reference to `__aeabi_uldivmod' after 25c13324d03d
 ("IB/mlx5: Add steering SW ICM device memory type")

On Wed, May 15, 2019 at 12:34:00AM +0000, Jason Gunthorpe wrote:
> On Tue, May 14, 2019 at 12:45:10PM -0700, Nathan Chancellor wrote:
> > DIV_ROUND_UP is u64 / u32 in this case. I think DIV_ROUND_UP_ULL is
> > needed but I am not sure if that has any unintended side effects so I
> > didn't want to send a patch.
>
> Hmm. Most likely those u64 length's should really be size_t.

Indeed, it should be size_t.

>
> Ariel?
>
> Jason