Jia-Ju,
> To fix it, GFP_KERNEL is replaced with GFP_ATOMIC.
>
> This bug is found by my static analysis tool(DSAC) and checked by my
> code review.
Applied to 4.16/scsi-queue. Thank you!
--
Martin K. Petersen Oracle Linux Engineering
On 13/12/17 2:41 PM, "Jia-Ju Bai" wrote:
>The driver may sleep under a spinlock.
>The function call path is:
>qedi_cpu_offline (acquire the spinlock)
> qedi_fp_process_cqes
>qedi_mtask_completion
> qedi_process_tmf_resp
>kzalloc(GFP_KERNEL) --> may sleep
>
>To fix it, GFP_KERN
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