Messages in this thread | | | Subject | Re: [PATCH] scsi: hisi_sas: fix SATA dependency | From | John Garry <> | Date | Tue, 28 Mar 2017 17:48:23 +0100 |
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On 28/03/2017 15:22, Arnd Bergmann wrote: > Removing the 'select SCSI_SAS_LIBSAS' statement in Kconfig resulted > in a link failure in configurations that have hisi_sas built-in > but libsas as a loadable module: > > drivers/scsi/built-in.o: In function `hisi_sas_scan_finished': > hisi_sas_main.c:(.text+0x37ce9): undefined reference to `sas_drain_work' > drivers/scsi/built-in.o: In function `hisi_sas_slave_configure': > hisi_sas_main.c:(.text+0x37d17): undefined reference to `sas_slave_configure' > hisi_sas_main.c:(.text+0x37d40): undefined reference to `sas_change_queue_depth' > drivers/scsi/built-in.o: In function `hisi_sas_remove': > > All other libsas users have the 'select' statement, so we should do the > same here for consistency. For all I can tell, the patch that added > the sata softreset does not actually introduce a dependency on SCSI_SAS_ATA > but instead adds calls into libata itself, so we can express that with > a more specific dependency. > > We cannot have 'select SCSI_SAS_LIBSAS; depends on SCSI_SAS_ATA' as that > would cause a dependency loop. >
Hi Arnd,
Thanks for the fix. So we missed that SCSI_SAS_ATA is a bool and not a tristate, like SCSI_SAS_LIBSAS. Just adding the dependency on ATA is better.
> Fixes: 7c594f0407de ("scsi: hisi_sas: add softreset function for SATA disk") > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: John Garry <john.garry@huawei.com>
> --- > drivers/scsi/hisi_sas/Kconfig | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/scsi/hisi_sas/Kconfig b/drivers/scsi/hisi_sas/Kconfig > index ded2c201071d..374a329b91fc 100644 > --- a/drivers/scsi/hisi_sas/Kconfig > +++ b/drivers/scsi/hisi_sas/Kconfig > @@ -2,7 +2,8 @@ config SCSI_HISI_SAS > tristate "HiSilicon SAS" > depends on HAS_DMA && HAS_IOMEM > depends on ARM64 || COMPILE_TEST > - depends on SCSI_SAS_ATA > + select SCSI_SAS_LIBSAS > select BLK_DEV_INTEGRITY > + depends on ATA > help > This driver supports HiSilicon's SAS HBA >
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