Re: [PATCH] eth: fbnic: Fix modpost undefined error

From: Simon Horman
Date: Mon Sep 02 2024 - 15:06:33 EST


On Mon, Sep 02, 2024 at 09:19:47PM +0800, Jinjie Ruan wrote:
> When CONFIG_FBNIC=m, the following error occurs:
>
> ERROR: modpost: "priv_to_devlink" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "page_pool_create" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_info_serial_number_put" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "page_pool_alloc_pages" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_priv" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "page_pool_put_unrefed_page" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_unregister" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_alloc_ns" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_register" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
> ERROR: modpost: "devlink_free" [drivers/net/ethernet/meta/fbnic/fbnic.ko] undefined!
>
> The driver now uses functions exported from a helper module
> but fails to link when the helper is disabled, select them to fix them
>
> Fixes: 546dd90be979 ("eth: fbnic: Add scaffolding for Meta's NIC driver")
> Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx>

Thanks,

I believe a patch for this problem is already present upstream.

- 9a95b7a89dff ("eth: fbnic: select DEVLINK and PAGE_POOL")
https://git.kernel.org/netdev/net-next/c/9a95b7a89dff

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pw-bot: not-applicable