Re: [PATCH, RESEND] Avoid that SCSI device removal through sysfs triggers a deadlock

On Thu, 2018-07-26 at 06:35 -0700, Tejun Heo wrote:

Making removal asynchronous this way sometimes causes issues because whether the user sees the device released or not is racy.

Hello Tejun,

How could this change cause any user-visible changes? My understanding is that any work queued with task_work_add() is executed before system call execution leaves kernel context and returns back to user space context.

Thanks,

Bart.