linux-kernel - RE: [PATCH V2] scsi: ufs-debugfs: Add error counters

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Date:   Thu, 17 Dec 2020 11:06:08 +0000
From:   Avri Altman <Avri.Altman@....com>
To:     Adrian Hunter <adrian.hunter@...el.com>,
        Bean Huo <huobean@...il.com>,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        "James E . J . Bottomley" <jejb@...ux.ibm.com>
CC:     "linux-scsi@...r.kernel.org" <linux-scsi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Alim Akhtar <alim.akhtar@...sung.com>,
        Can Guo <cang@...eaurora.org>,
        Stanley Chu <stanley.chu@...iatek.com>
Subject: RE: [PATCH V2] scsi: ufs-debugfs: Add error counters

Please add my reviewed-by once you fix that.
Thanks,
Avri

> However I do see a problem.  When builtin, initcalls are ordered according
> to link order, but the Makefile does not have ufshcd-core at the top i.e.
> 
> $ cat drivers/scsi/ufs/Makefile
> # SPDX-License-Identifier: GPL-2.0
> # UFSHCD makefile
> obj-$(CONFIG_SCSI_UFS_DWC_TC_PCI) += tc-dwc-g210-pci.o ufshcd-dwc.o
> tc-dwc-g210.o
> obj-$(CONFIG_SCSI_UFS_DWC_TC_PLATFORM) += tc-dwc-g210-pltfrm.o
> ufshcd-dwc.o
> tc-dwc-g210.o
> obj-$(CONFIG_SCSI_UFS_CDNS_PLATFORM) += cdns-pltfrm.o
> obj-$(CONFIG_SCSI_UFS_QCOM) += ufs_qcom.o
> ufs_qcom-y += ufs-qcom.o
> ufs_qcom-$(CONFIG_SCSI_UFS_CRYPTO) += ufs-qcom-ice.o
> obj-$(CONFIG_SCSI_UFS_EXYNOS) += ufs-exynos.o
> obj-$(CONFIG_SCSI_UFSHCD) += ufshcd-core.o
> ufshcd-core-y                           += ufshcd.o ufs-sysfs.o
> ufshcd-core-$(CONFIG_DEBUG_FS)          += ufs-debugfs.o
> ufshcd-core-$(CONFIG_SCSI_UFS_BSG)      += ufs_bsg.o
> ufshcd-core-$(CONFIG_SCSI_UFS_CRYPTO) += ufshcd-crypto.o
> obj-$(CONFIG_SCSI_UFSHCD_PCI) += ufshcd-pci.o
> obj-$(CONFIG_SCSI_UFSHCD_PLATFORM) += ufshcd-pltfrm.o
> obj-$(CONFIG_SCSI_UFS_HISI) += ufs-hisi.o
> obj-$(CONFIG_SCSI_UFS_MEDIATEK) += ufs-mediatek.o
> obj-$(CONFIG_SCSI_UFS_TI_J721E) += ti-j721e-ufs.o
> 
> Should be:
> 
> # SPDX-License-Identifier: GPL-2.0
> # UFSHCD makefile
> # Order here is important. ufshcd-core must initialize first.
> ufshcd-core-y                           += ufshcd.o ufs-sysfs.o
> ufshcd-core-$(CONFIG_DEBUG_FS)          += ufs-debugfs.o
> ufshcd-core-$(CONFIG_SCSI_UFS_BSG)      += ufs_bsg.o
> ufshcd-core-$(CONFIG_SCSI_UFS_CRYPTO) += ufshcd-crypto.o
> obj-$(CONFIG_SCSI_UFS_DWC_TC_PCI) += tc-dwc-g210-pci.o ufshcd-dwc.o
> tc-dwc-g210.o
> obj-$(CONFIG_SCSI_UFS_DWC_TC_PLATFORM) += tc-dwc-g210-pltfrm.o
> ufshcd-dwc.o
> tc-dwc-g210.o
> obj-$(CONFIG_SCSI_UFS_CDNS_PLATFORM) += cdns-pltfrm.o
> obj-$(CONFIG_SCSI_UFS_QCOM) += ufs_qcom.o
> ufs_qcom-y += ufs-qcom.o
> ufs_qcom-$(CONFIG_SCSI_UFS_CRYPTO) += ufs-qcom-ice.o
> obj-$(CONFIG_SCSI_UFS_EXYNOS) += ufs-exynos.o
> obj-$(CONFIG_SCSI_UFSHCD) += ufshcd-core.o
> obj-$(CONFIG_SCSI_UFSHCD_PCI) += ufshcd-pci.o
> obj-$(CONFIG_SCSI_UFSHCD_PLATFORM) += ufshcd-pltfrm.o
> obj-$(CONFIG_SCSI_UFS_HISI) += ufs-hisi.o
> obj-$(CONFIG_SCSI_UFS_MEDIATEK) += ufs-mediatek.o
> obj-$(CONFIG_SCSI_UFS_TI_J721E) += ti-j721e-ufs.o
> 
> What do you think?
> 
> >
> > thanks,
> > Bean
> >
> >>
> >> n
> >> +
> >> +module_init(ufshcd_core_init);
> >> +module_exit(ufshcd_core_exit)
> >