Re: [PATCHSET #upstream] libata: improve timeout handling for EH commands

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saeed bishara wrote:
> Hi,
>        This patch is guilty for big delay when I boot my system with
> marvell soc sata with 4140 pmp (without disks). I added print for the
> deadline and now variables in the ata_eh_reset.
> here is the output:
> ata2: SATA max UDMA/133 irq 29
>  sleep deadline -35455  now -29955
>  sleep done
> ata1: SATA link down (SStatus 0 SControl 300)
>  sleep deadline -35419  now -29919
>  sleep done
> ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> ata2.15: Port Multiplier 1.1, 0x11ab:0x4140 r193, 5 ports, feat 0x1/0x1f
>  sleep deadline 500  now -29867
> 
> it seems that in may case the ehc->last_reset was not initialized.

Yeap, it didn't initialize last_reset for new pmp links.  Patch to fix
already has been posted and pending for upstream and -stable.

Thanks.

-- 
tejun
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