linux-kernel - Re: [PATCH] c6x: kernel: setup: Export symbol memory

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Message-ID: <1427381896.9430.49.camel@deneb.redhat.com>
Date:	Thu, 26 Mar 2015 10:58:16 -0400
From:	Mark Salter <msalter@...hat.com>
To:	Chen Gang <xili_gchen_5257@...mail.com>
Cc:	a-jacquiot@...com, linux-c6x-dev@...ux-c6x.org,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] c6x: kernel: setup: Export symbol memory_end

On Wed, 2015-03-04 at 14:44 +0800, Chen Gang wrote:
> It is needed by several modules, the related error with allmodconfig:
> 
>     MODPOST 3327 modules
>   ERROR: "memory_end" [net/wireless/lib80211_crypt_tkip.ko] undefined!
>   ERROR: "memory_end" [net/sunrpc/sunrpc.ko] undefined!
>   ERROR: "memory_end" [net/sunrpc/auth_gss/rpcsec_gss_krb5.ko] undefined!
>   ERROR: "memory_end" [net/rxrpc/rxkad.ko] undefined!
>   ERROR: "memory_end" [net/mac802154/mac802154.ko] undefined!
>   ERROR: "memory_end" [net/mac80211/mac80211.ko] undefined!
>   ERROR: "memory_end" [net/ipv6/esp6.ko] undefined!
>   ERROR: "memory_end" [net/ipv6/ah6.ko] undefined!
>   ERROR: "memory_end" [net/ipv4/esp4.ko] undefined!
>   ERROR: "memory_end" [net/ipv4/ah4.ko] undefined!
>   ERROR: "memory_end" [net/ceph/libceph.ko] undefined!
>   ERROR: "memory_end" [net/9p/9pnet_virtio.ko] undefined!
>   ERROR: "memory_end" [drivers/usb/wusbcore/wusbcore.ko] undefined!
>   ERROR: "memory_end" [drivers/usb/misc/usbtest.ko] undefined!
>   ERROR: "memory_end" [drivers/usb/core/usbcore.ko] undefined!
>   ERROR: "memory_end" [drivers/target/target_core_file.ko] undefined!
>   ERROR: "memory_end" [drivers/net/wireless/brcm80211/brcmfmac/brcmfmac.ko] undefined!
>   ERROR: "memory_end" [drivers/net/wireless/ath/ath6kl/ath6kl_sdio.ko] undefined!
>   ERROR: "memory_end" [drivers/net/virtio_net.ko] undefined!
>   ERROR: "memory_end" [drivers/net/usb/usbnet.ko] undefined!
>   ERROR: "memory_end" [drivers/net/ppp/ppp_mppe.ko] undefined!
>   ERROR: "memory_end" [drivers/mtd/nand/nand.ko] undefined!
>   ERROR: "memory_end" [drivers/mmc/card/mmc_block.ko] undefined!
>   ERROR: "memory_end" [drivers/crypto/qce/qcrypto.ko] undefined!
>   ERROR: "memory_end" [drivers/block/drbd/drbd.ko] undefined!
>   ERROR: "memory_end" [drivers/block/aoe/aoe.ko] undefined!
>   ERROR: "memory_end" [crypto/tcrypt.ko] undefined!
>   ERROR: "memory_end" [crypto/gcm.ko] undefined!
>   ERROR: "memory_end" [crypto/cts.ko] undefined!
>   ERROR: "memory_end" [crypto/ccm.ko] undefined!
>   ERROR: "memory_end" [crypto/authencesn.ko] undefined!
>   ERROR: "memory_end" [crypto/authenc.ko] undefined!
> 
> Signed-off-by: Chen Gang <gang.chen.5i5j@...il.com>
> ---

Thanks! I added this to the c6x tree for next merge window.

>  arch/c6x/kernel/setup.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/arch/c6x/kernel/setup.c b/arch/c6x/kernel/setup.c
> index 165bbd9..72e17f7 100644
> --- a/arch/c6x/kernel/setup.c
> +++ b/arch/c6x/kernel/setup.c
> @@ -63,6 +63,7 @@ unsigned char c6x_fuse_mac[6];
>  
>  unsigned long memory_start;
>  unsigned long memory_end;
> +EXPORT_SYMBOL(memory_end);
>  
>  unsigned long ram_start;
>  unsigned long ram_end;


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