Hi Zou, Thank you for the patch! Yet something to improve: [auto build test ERROR on next-20210125] url: https://github.com/0day-ci/linux/commits/Zou-Wei/scsi-gdth-Remove-unused-including-linux-version-h/20210126-144114 base: 59fa6a163ffabc1bf25c5e0e33899e268a96d3cc config: x86_64-randconfig-a006-20210126 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 925ae8c790c7e354f12ec14a6cac6aa49fc75b29) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # https://github.com/0day-ci/linux/commit/708189b9daeabee85678f76fe62b77125dead7fe git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Zou-Wei/scsi-gdth-Remove-unused-including-linux-version-h/20210126-144114 git checkout 708189b9daeabee85678f76fe62b77125dead7fe # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All error/warnings (new ones prefixed by >>): >> drivers/scsi/gdth.c:3832:23: error: use of undeclared identifier 'LINUX_VERSION_MAJOR' osv.version = LINUX_VERSION_MAJOR; ^ >> drivers/scsi/gdth.c:3833:26: error: use of undeclared identifier 'LINUX_VERSION_PATCHLEVEL' osv.subversion = LINUX_VERSION_PATCHLEVEL; ^ >> drivers/scsi/gdth.c:3834:24: error: use of undeclared identifier 'LINUX_VERSION_SUBLEVEL' osv.revision = LINUX_VERSION_SUBLEVEL; ^ >> drivers/scsi/gdth.c:4097:33: warning: shift count >= width of type [-Wshift-count-overflow] if (!dma_set_mask(&pdev->dev, DMA_BIT_MASK(64))) { ^~~~~~~~~~~~~~~~ include/linux/dma-mapping.h:76:54: note: expanded from macro 'DMA_BIT_MASK' #define DMA_BIT_MASK(n) (((n) == 64) ? ~0ULL : ((1ULL<<(n))-1)) ^ ~~~ 1 warning and 3 errors generated. vim +/LINUX_VERSION_MAJOR +3832 drivers/scsi/gdth.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 3668 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3669 static int ioc_rescan(void __user *arg, char *cmnd) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3670 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3671 gdth_ioctl_rescan *rsc; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3672 gdth_cmd_str *cmd; 1fe6dbf4d0afba Dave Jones 2010-01-04 3673 u16 i, status, hdr_cnt; 1fe6dbf4d0afba Dave Jones 2010-01-04 3674 u32 info; 45f1a41b2b2e02 Boaz Harrosh 2007-10-02 3675 int cyls, hds, secs; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3676 int rc = -ENOMEM; 1fe6dbf4d0afba Dave Jones 2010-01-04 3677 unsigned long flags; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3678 gdth_ha_str *ha; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3679 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3680 rsc = kmalloc(sizeof(*rsc), GFP_KERNEL); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3681 cmd = kmalloc(sizeof(*cmd), GFP_KERNEL); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3682 if (!cmd || !rsc) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3683 goto free_fail; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3684 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3685 if (copy_from_user(rsc, arg, sizeof(gdth_ioctl_rescan)) || 884f7fba096467 Boaz Harrosh 2007-10-02 3686 (NULL == (ha = gdth_find_ha(rsc->ionode)))) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3687 rc = -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3688 goto free_fail; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3689 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3690 memset(cmd, 0, sizeof(gdth_cmd_str)); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3691 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3692 if (rsc->flag == 0) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3693 /* old method: re-init. cache service */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3694 cmd->Service = CACHESERVICE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3695 if (ha->cache_feat & GDT_64BIT) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3696 cmd->OpCode = GDT_X_INIT_HOST; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3697 cmd->u.cache64.DeviceNo = LINUX_OS; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3698 } else { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3699 cmd->OpCode = GDT_INIT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3700 cmd->u.cache.DeviceNo = LINUX_OS; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3701 } cbd5f69b98bb5d Leubner, Achim 2006-06-09 3702 cbd5f69b98bb5d Leubner, Achim 2006-06-09 3703 status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3704 i = 0; 1fe6dbf4d0afba Dave Jones 2010-01-04 3705 hdr_cnt = (status == S_OK ? (u16)info : 0); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3706 } else { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3707 i = rsc->hdr_no; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3708 hdr_cnt = i + 1; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3709 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3710 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3711 for (; i < hdr_cnt && i < MAX_HDRIVES; ++i) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3712 cmd->Service = CACHESERVICE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3713 cmd->OpCode = GDT_INFO; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3714 if (ha->cache_feat & GDT_64BIT) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3715 cmd->u.cache64.DeviceNo = i; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3716 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3717 cmd->u.cache.DeviceNo = i; cbd5f69b98bb5d Leubner, Achim 2006-06-09 3718 cbd5f69b98bb5d Leubner, Achim 2006-06-09 3719 status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); cbd5f69b98bb5d Leubner, Achim 2006-06-09 3720 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3721 spin_lock_irqsave(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3722 rsc->hdr_list[i].bus = ha->virt_bus; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3723 rsc->hdr_list[i].target = i; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3724 rsc->hdr_list[i].lun = 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3725 if (status != S_OK) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3726 ha->hdr[i].present = FALSE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3727 } else { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3728 ha->hdr[i].present = TRUE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3729 ha->hdr[i].size = info; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3730 /* evaluate mapping */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3731 ha->hdr[i].size &= ~SECS32; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3732 gdth_eval_mapping(ha->hdr[i].size,&cyls,&hds,&secs); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3733 ha->hdr[i].heads = hds; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3734 ha->hdr[i].secs = secs; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3735 /* round size */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3736 ha->hdr[i].size = cyls * hds * secs; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3737 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3738 spin_unlock_irqrestore(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3739 if (status != S_OK) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3740 continue; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3741 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3742 /* extended info, if GDT_64BIT, for drives > 2 TB */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3743 /* but we need ha->info2, not yet stored in scp->SCp */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3744 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3745 /* devtype, cluster info, R/W attribs */ ^1da177e4c3f41 Linus Torvalds 2005-04-16 3746 cmd->Service = CACHESERVICE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3747 cmd->OpCode = GDT_DEVTYPE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3748 if (ha->cache_feat & GDT_64BIT) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3749 cmd->u.cache64.DeviceNo = i; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3750 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3751 cmd->u.cache.DeviceNo = i; cbd5f69b98bb5d Leubner, Achim 2006-06-09 3752 cbd5f69b98bb5d Leubner, Achim 2006-06-09 3753 status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); cbd5f69b98bb5d Leubner, Achim 2006-06-09 3754 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3755 spin_lock_irqsave(&ha->smp_lock, flags); 1fe6dbf4d0afba Dave Jones 2010-01-04 3756 ha->hdr[i].devtype = (status == S_OK ? (u16)info : 0); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3757 spin_unlock_irqrestore(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3758 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3759 cmd->Service = CACHESERVICE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3760 cmd->OpCode = GDT_CLUST_INFO; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3761 if (ha->cache_feat & GDT_64BIT) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3762 cmd->u.cache64.DeviceNo = i; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3763 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3764 cmd->u.cache.DeviceNo = i; cbd5f69b98bb5d Leubner, Achim 2006-06-09 3765 cbd5f69b98bb5d Leubner, Achim 2006-06-09 3766 status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); cbd5f69b98bb5d Leubner, Achim 2006-06-09 3767 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3768 spin_lock_irqsave(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3769 ha->hdr[i].cluster_type = 1fe6dbf4d0afba Dave Jones 2010-01-04 3770 ((status == S_OK && !shared_access) ? (u16)info : 0); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3771 spin_unlock_irqrestore(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3772 rsc->hdr_list[i].cluster_type = ha->hdr[i].cluster_type; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3773 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3774 cmd->Service = CACHESERVICE; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3775 cmd->OpCode = GDT_RW_ATTRIBS; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3776 if (ha->cache_feat & GDT_64BIT) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3777 cmd->u.cache64.DeviceNo = i; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3778 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3779 cmd->u.cache.DeviceNo = i; cbd5f69b98bb5d Leubner, Achim 2006-06-09 3780 cbd5f69b98bb5d Leubner, Achim 2006-06-09 3781 status = __gdth_execute(ha->sdev, cmd, cmnd, 30, &info); cbd5f69b98bb5d Leubner, Achim 2006-06-09 3782 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3783 spin_lock_irqsave(&ha->smp_lock, flags); 1fe6dbf4d0afba Dave Jones 2010-01-04 3784 ha->hdr[i].rw_attribs = (status == S_OK ? (u16)info : 0); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3785 spin_unlock_irqrestore(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3786 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3787 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3788 if (copy_to_user(arg, rsc, sizeof(gdth_ioctl_rescan))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3789 rc = -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3790 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3791 rc = 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3792 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3793 free_fail: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3794 kfree(rsc); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3795 kfree(cmd); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3796 return rc; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3797 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3798 f4927c45beda9a Arnd Bergmann 2010-04-27 3799 static int gdth_ioctl(struct file *filep, unsigned int cmd, unsigned long arg) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3800 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3801 gdth_ha_str *ha; 91ebc1facd7797 Johannes Thumshirn 2018-06-13 3802 struct scsi_cmnd *scp; 1fe6dbf4d0afba Dave Jones 2010-01-04 3803 unsigned long flags; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3804 char cmnd[MAX_COMMAND_SIZE]; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3805 void __user *argp = (void __user *)arg; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3806 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3807 memset(cmnd, 0xff, 12); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3808 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3809 TRACE(("gdth_ioctl() cmd 0x%x\n", cmd)); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3810 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3811 switch (cmd) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3812 case GDTIOCTL_CTRCNT: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3813 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3814 int cnt = gdth_ctr_count; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3815 if (put_user(cnt, (int __user *)argp)) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3816 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3817 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3818 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3819 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3820 case GDTIOCTL_DRVERS: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3821 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3822 int ver = (GDTH_VERSION<<8) | GDTH_SUBVERSION; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3823 if (put_user(ver, (int __user *)argp)) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3824 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3825 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3826 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3827 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3828 case GDTIOCTL_OSVERS: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3829 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3830 gdth_ioctl_osvers osv; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3831 537896fabed11f Sasha Levin 2021-01-18 @3832 osv.version = LINUX_VERSION_MAJOR; 537896fabed11f Sasha Levin 2021-01-18 @3833 osv.subversion = LINUX_VERSION_PATCHLEVEL; 537896fabed11f Sasha Levin 2021-01-18 @3834 osv.revision = LINUX_VERSION_SUBLEVEL; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3835 if (copy_to_user(argp, &osv, sizeof(gdth_ioctl_osvers))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3836 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3837 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3838 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3839 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3840 case GDTIOCTL_CTRTYPE: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3841 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3842 gdth_ioctl_ctrtype ctrt; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3843 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3844 if (copy_from_user(&ctrt, argp, sizeof(gdth_ioctl_ctrtype)) || 884f7fba096467 Boaz Harrosh 2007-10-02 3845 (NULL == (ha = gdth_find_ha(ctrt.ionode)))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3846 return -EFAULT; 884f7fba096467 Boaz Harrosh 2007-10-02 3847 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3848 if (ha->type != GDT_PCIMPR) { 1fe6dbf4d0afba Dave Jones 2010-01-04 3849 ctrt.type = (u8)((ha->stype<<4) + 6); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3850 } else { 314814552a0adf Christoph Hellwig 2018-12-12 3851 ctrt.type = (ha->oem_id == OEM_ID_INTEL ? 0xfd : 0xfe); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3852 if (ha->stype >= 0x300) 8e9a8a0d56c5d9 Jeff Garzik 2007-07-17 3853 ctrt.ext_type = 0x6000 | ha->pdev->subsystem_device; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3854 else ^1da177e4c3f41 Linus Torvalds 2005-04-16 3855 ctrt.ext_type = 0x6000 | ha->stype; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3856 } 8e9a8a0d56c5d9 Jeff Garzik 2007-07-17 3857 ctrt.device_id = ha->pdev->device; 8e9a8a0d56c5d9 Jeff Garzik 2007-07-17 3858 ctrt.sub_device_id = ha->pdev->subsystem_device; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3859 ctrt.info = ha->brd_phys; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3860 ctrt.oem_id = ha->oem_id; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3861 if (copy_to_user(argp, &ctrt, sizeof(gdth_ioctl_ctrtype))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3862 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3863 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3864 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3865 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3866 case GDTIOCTL_GENERAL: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3867 return ioc_general(argp, cmnd); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3868 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3869 case GDTIOCTL_EVENT: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3870 return ioc_event(argp); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3871 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3872 case GDTIOCTL_LOCKDRV: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3873 return ioc_lockdrv(argp); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3874 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3875 case GDTIOCTL_LOCKCHN: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3876 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3877 gdth_ioctl_lockchn lchn; 1fe6dbf4d0afba Dave Jones 2010-01-04 3878 u8 i, j; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3879 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3880 if (copy_from_user(&lchn, argp, sizeof(gdth_ioctl_lockchn)) || 884f7fba096467 Boaz Harrosh 2007-10-02 3881 (NULL == (ha = gdth_find_ha(lchn.ionode)))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3882 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3883 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3884 i = lchn.channel; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3885 if (i < ha->bus_cnt) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3886 if (lchn.lock) { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3887 spin_lock_irqsave(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3888 ha->raw[i].lock = 1; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3889 spin_unlock_irqrestore(&ha->smp_lock, flags); 242f9dcb8ba6f6 Jens Axboe 2008-09-14 3890 for (j = 0; j < ha->tid_cnt; ++j) 45f1a41b2b2e02 Boaz Harrosh 2007-10-02 3891 gdth_wait_completion(ha, i, j); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3892 } else { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3893 spin_lock_irqsave(&ha->smp_lock, flags); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3894 ha->raw[i].lock = 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3895 spin_unlock_irqrestore(&ha->smp_lock, flags); 242f9dcb8ba6f6 Jens Axboe 2008-09-14 3896 for (j = 0; j < ha->tid_cnt; ++j) 45f1a41b2b2e02 Boaz Harrosh 2007-10-02 3897 gdth_next(ha); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3898 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3899 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3900 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3901 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3902 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3903 case GDTIOCTL_RESCAN: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3904 return ioc_rescan(argp, cmnd); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3905 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3906 case GDTIOCTL_HDRLIST: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3907 return ioc_hdrlist(argp, cmnd); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3908 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3909 case GDTIOCTL_RESET_BUS: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3910 { ^1da177e4c3f41 Linus Torvalds 2005-04-16 3911 gdth_ioctl_reset res; 45f1a41b2b2e02 Boaz Harrosh 2007-10-02 3912 int rval; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3913 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3914 if (copy_from_user(&res, argp, sizeof(gdth_ioctl_reset)) || 884f7fba096467 Boaz Harrosh 2007-10-02 3915 (NULL == (ha = gdth_find_ha(res.ionode)))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3916 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3917 bbfbbbc1182f8b Mariusz Kozlowski 2007-08-11 3918 scp = kzalloc(sizeof(*scp), GFP_KERNEL); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3919 if (!scp) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3920 return -ENOMEM; cbd5f69b98bb5d Leubner, Achim 2006-06-09 3921 scp->device = ha->sdev; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3922 scp->cmd_len = 12; 52759e6abc88fe Christoph Hellwig 2007-10-02 3923 scp->device->channel = res.number; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3924 rval = gdth_eh_bus_reset(scp); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3925 res.status = (rval == SUCCESS ? S_OK : S_GENERR); cbd5f69b98bb5d Leubner, Achim 2006-06-09 3926 kfree(scp); 8d7a5da4fc95cb Jeff Garzik 2007-10-02 3927 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3928 if (copy_to_user(argp, &res, sizeof(gdth_ioctl_reset))) ^1da177e4c3f41 Linus Torvalds 2005-04-16 3929 return -EFAULT; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3930 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3931 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3932 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3933 case GDTIOCTL_RESET_DRV: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3934 return ioc_resetdrv(argp, cmnd); ^1da177e4c3f41 Linus Torvalds 2005-04-16 3935 ^1da177e4c3f41 Linus Torvalds 2005-04-16 3936 default: ^1da177e4c3f41 Linus Torvalds 2005-04-16 3937 break; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3938 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3939 return 0; ^1da177e4c3f41 Linus Torvalds 2005-04-16 3940 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 3941 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
Attachment:
.config.gz
Description: application/gzip
