Re: virtio-net: new section mismatch warning. revert patch?

From: Rusty Russell
Date: Wed Nov 04 2009 - 23:41:02 EST


On Thu, 5 Nov 2009 12:47:30 am Michael S. Tsirkin wrote:
> With v2.6.32-rcX I started getting section mismatch warnings for
> virtio_net.
> make with CONFIG_DEBUG_SECTION_MISMATCH=y shows:
>
> WARNING: drivers/net/virtio_net.o(.data+0x90): Section mismatch in
> reference from the variable virtio_net to the function
> .devexit.text:virtnet_remove()
> The variable virtio_net references
> the function __devexit virtnet_remove()
> If the reference is valid then annotate the
> variable with __exit* (see linux/init.h) or name the variable:
> *driver, *_template, *_timer, *_sht, *_ops, *_probe, *_probe_one, *_console,
>
> virtnet_remove was converted to devexit by this commit:
>
> commit 3d1285beff2e8467b8c3884d83b7a91a99aa9fcd
> Author: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> Date: Wed Sep 30 22:28:34 2009 +0000
>
> move virtnet_remove to .devexit.text
>
> We didn't have these warnings in v2.6.31, so this is a regression.
> revert?

No, just rename "virtio_net" to "virtio_net_driver". Meanwhile, ignore it.
It's worked well for me so far.

Uwe: I apologize for accepting your patches. I will be more careful in
future.

Cheers,
Rusty.
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