Re: [PATCH v2 2/2] libata: Ignore spurious PHY event on LPM policy change

2015-04-25 Thread Tejun Heo
On Sat, Apr 25, 2015 at 07:52:37PM +0200, Gabriele Mazzotta wrote: > When the LPM policy is set to ATA_LPM_MAX_POWER, the device might > generate a spurious PHY event that cuases errors on the link. > Ignore this event if it occured within 10s after the policy change. > > The timeout was chosen ob

[PATCH v2 2/2] libata: Ignore spurious PHY event on LPM policy change

2015-04-25 Thread Gabriele Mazzotta
When the LPM policy is set to ATA_LPM_MAX_POWER, the device might generate a spurious PHY event that cuases errors on the link. Ignore this event if it occured within 10s after the policy change. The timeout was chosen observing that on a Dell XPS13 9333 these spurious events can occur up to rough