[lvm-devel] udev cookie on DM_DEVICE_RELOAD

[Alasdair G Kergon]

On Mon, Jun 29, 2015 at 05:01:07PM +0200, Peter Rajnoha wrote:
> suspend -> reload -> dm_task_set_cookie -> resume -> dm_udev_wait

Or rather, 
  set cookie -> reload -> suspend -> resume -> wait

Reload can fail and allocates kernel resources, and suspend ties up kernel
resources so as little as possible should be done between the suspend
and the resume.

Alasdair