Re: [PATCH v2] ufs: core: ufshcd: use local_clock() for debugging timestamps

From: kernel test robot
Date: Mon Aug 01 2022 - 06:31:05 EST


Hi Daniil,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on jejb-scsi/for-next]
[also build test ERROR on mkp-scsi/for-next linus/master v5.19 next-20220728]
[cannot apply to bvanassche/for-next]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url: https://github.com/intel-lab-lkp/linux/commits/Daniil-Lunev/ufs-core-ufshcd-use-local_clock-for-debugging-timestamps/20220801-123157
base: https://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi.git for-next
config: i386-randconfig-a005 (https://download.01.org/0day-ci/archive/20220801/202208011814.gx9OZFDF-lkp@xxxxxxxxx/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/45a46347597e5c368c27a9fe01e400af675eb5e9
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Daniil-Lunev/ufs-core-ufshcd-use-local_clock-for-debugging-timestamps/20220801-123157
git checkout 45a46347597e5c368c27a9fe01e400af675eb5e9
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/ufs/core/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

drivers/ufs/core/ufshcd.c: In function 'ufshcd_send_command':
>> drivers/ufs/core/ufshcd.c:2143:46: error: implicit declaration of function 'local_clock'; did you mean 'local_lock'? [-Werror=implicit-function-declaration]
2143 | lrbp->issue_time_stamp_local_clock = local_clock();
| ^~~~~~~~~~~
| local_lock
cc1: some warnings being treated as errors


vim +2143 drivers/ufs/core/ufshcd.c

2130
2131 /**
2132 * ufshcd_send_command - Send SCSI or device management commands
2133 * @hba: per adapter instance
2134 * @task_tag: Task tag of the command
2135 */
2136 static inline
2137 void ufshcd_send_command(struct ufs_hba *hba, unsigned int task_tag)
2138 {
2139 struct ufshcd_lrb *lrbp = &hba->lrb[task_tag];
2140 unsigned long flags;
2141
2142 lrbp->issue_time_stamp = ktime_get();
> 2143 lrbp->issue_time_stamp_local_clock = local_clock();
2144 lrbp->compl_time_stamp = ktime_set(0, 0);
2145 lrbp->compl_time_stamp_local_clock = 0;
2146 ufshcd_add_command_trace(hba, task_tag, UFS_CMD_SEND);
2147 ufshcd_clk_scaling_start_busy(hba);
2148 if (unlikely(ufshcd_should_inform_monitor(hba, lrbp)))
2149 ufshcd_start_monitor(hba, lrbp);
2150
2151 spin_lock_irqsave(&hba->outstanding_lock, flags);
2152 if (hba->vops && hba->vops->setup_xfer_req)
2153 hba->vops->setup_xfer_req(hba, task_tag, !!lrbp->cmd);
2154 __set_bit(task_tag, &hba->outstanding_reqs);
2155 ufshcd_writel(hba, 1 << task_tag, REG_UTP_TRANSFER_REQ_DOOR_BELL);
2156 spin_unlock_irqrestore(&hba->outstanding_lock, flags);
2157 }
2158

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