From: Ido Schimmel <idosch@idosch•org>
To: Arnd Bergmann <arnd@arndb•de>
Cc: Jiri Pirko <jiri@mellanox•com>,
Ido Schimmel <idosch@mellanox•com>,
"David S. Miller" <davem@davemloft•net>,
Shalom Toledo <shalomt@mellanox•com>,
Petr Machata <petrm@mellanox•com>,
netdev@vger•kernel.org, linux-kernel@vger•kernel.org
Subject: Re: [PATCH] mlxsw: spectrum_ptp: fix 32-bit build
Date: Wed, 19 Jun 2019 16:42:46 +0300 [thread overview]
Message-ID: <20190619134246.GA26214@splinter> (raw)
In-Reply-To: <20190619133128.2259960-1-arnd@arndb.de>
On Wed, Jun 19, 2019 at 03:31:20PM +0200, Arnd Bergmann wrote:
> On 32-bit architectures, we cannot easily device 64-bit numbers:
>
> ERROR: "__aeabi_uldivmod" [drivers/net/ethernet/mellanox/mlxsw/mlxsw_spectrum.ko] undefined!
>
> Use do_div() to annotate the fact that we know this is an
> expensive operation.
>
> Fixes: 992aa864dca0 ("mlxsw: spectrum_ptp: Add implementation for physical hardware clock operations")
> Signed-off-by: Arnd Bergmann <arnd@arndb•de>
Arnd, thanks for the patch. We already patched this issue yesterday:
https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git/commit/?id=cd4bb2a3344cb53d9234cca232edfb2dce0f0a35
next prev parent reply other threads:[~2019-06-19 13:42 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-19 13:31 [PATCH] mlxsw: spectrum_ptp: fix 32-bit build Arnd Bergmann
2019-06-19 13:42 ` Ido Schimmel [this message]
2019-06-20 8:53 ` Sergei Shtylyov
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