Re: [PATCH] scsi: qedi: fix build error without DEBUG_FS

From: Johannes Thumshirn
Date: Thu Mar 02 2017 - 10:09:39 EST


On 03/02/2017 01:10 PM, Arnd Bergmann wrote:
> Without CONFIG_DEBUG_FS, we run into a link error:
>
> drivers/scsi/qedi/qedi_iscsi.o: In function `qedi_ep_poll':
> qedi_iscsi.c:(.text.qedi_ep_poll+0x134): undefined reference to `do_not_recover'
> drivers/scsi/qedi/qedi_iscsi.o: In function `qedi_ep_disconnect':
> qedi_iscsi.c:(.text.qedi_ep_disconnect+0x36c): undefined reference to `do_not_recover'
> drivers/scsi/qedi/qedi_iscsi.o: In function `qedi_ep_connect':
> qedi_iscsi.c:(.text.qedi_ep_connect+0x350): undefined reference to `do_not_recover'
> drivers/scsi/qedi/qedi_fw.o: In function `qedi_tmf_work':
> qedi_fw.c:(.text.qedi_tmf_work+0x3b4): undefined reference to `do_not_recover'
>
> This defines the symbol as a constant in this case, as there is no way to
> set it to anything other than zero without DEBUG_FS. In addition, I'm renaming
> it to qedi_do_not_recover in order to put it into a driver specific namespace,
> as "do_not_recover" is a really bad name for a kernel-wide global identifier
> when it is used only in one driver.
>
> Fixes: ace7f46ba5fd ("scsi: qedi: Add QLogic FastLinQ offload iSCSI driver framework.")
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> ---

Looks good,
Reviewed-by: Johannes Thumshirn <jthumshirn@xxxxxxx>

--
Johannes Thumshirn Storage
jthumshirn@xxxxxxx +49 911 74053 689
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)
Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850