RE: [PATCH] [net-next] mlxsw: add psample dependency for spectrum

From: Yotam Gigi
Date: Mon Feb 06 2017 - 11:41:40 EST


>-----Original Message-----
>From: netdev-owner@xxxxxxxxxxxxxxx [mailto:netdev-owner@xxxxxxxxxxxxxxx] On
>Behalf Of Arnd Bergmann
>Sent: Monday, February 06, 2017 6:27 PM
>To: Jiri Pirko <jiri@xxxxxxxxxxxx>; Ido Schimmel <idosch@xxxxxxxxxxxx>
>Cc: Arnd Bergmann <arnd@xxxxxxxx>; David S. Miller <davem@xxxxxxxxxxxxx>;
>Vadim Pasternak <vadimp@xxxxxxxxxxxx>; Elad Raz <eladr@xxxxxxxxxxxx>; Ivan
>Vecera <cera@xxxxxxx>; netdev@xxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx
>Subject: [PATCH] [net-next] mlxsw: add psample dependency for spectrum
>
>When PSAMPLE is a loadable module, spectrum must not be built-in:
>
>drivers/net/built-in.o: In function `mlxsw_sp_rx_listener_sample_func':
>spectrum.c:(.text+0xe357e): undefined reference to `psample_sample_packet'
>
>This adds a Kconfig dependency to enforce usable configurations.
>
>Fixes: 98d0f7b9acda ("mlxsw: spectrum: Add packet sample offloading support")
>Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>

Acked-by: Yotam Gigi <yotamg@xxxxxxxxxxxx>

>---
> drivers/net/ethernet/mellanox/mlxsw/Kconfig | 1 +
> 1 file changed, 1 insertion(+)
>
>diff --git a/drivers/net/ethernet/mellanox/mlxsw/Kconfig
>b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
>index 76a7574c3c7d..ef23eaedc2ff 100644
>--- a/drivers/net/ethernet/mellanox/mlxsw/Kconfig
>+++ b/drivers/net/ethernet/mellanox/mlxsw/Kconfig
>@@ -73,6 +73,7 @@ config MLXSW_SWITCHX2
> config MLXSW_SPECTRUM
> tristate "Mellanox Technologies Spectrum support"
> depends on MLXSW_CORE && MLXSW_PCI && NET_SWITCHDEV &&
>VLAN_8021Q
>+ depends on PSAMPLE || PSAMPLE=n
> select PARMAN
> default m
> ---help---
>--
>2.9.0