Re: [PATCH] scsi: introduce a quirk for false cache reporting

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On Mon, 12 Sep 2016, Oliver Neukum wrote:

> Some SATA to USB bridges fail to cooperate with some
> drives resulting in no cache being present being reported
> to the host. That causes the host to skip sending
> a command to synchronize caches. That causes data loss
> when the drive is powered down.
> 
> Signed-off-by: Oliver Neukum <oneukum@xxxxxxxx>
> Reviewed-by: Martin K. Petersen <martin.petersen@xxxxxxxxxx>

Acked-by: Alan Stern <stern@xxxxxxxxxxxxxxxxxxx>

> ---
>  Documentation/kernel-parameters.txt | 2 ++
>  drivers/usb/storage/scsiglue.c      | 8 ++++++++
>  drivers/usb/storage/unusual_devs.h  | 7 +++++++
>  drivers/usb/storage/usb.c           | 6 +++++-
>  include/linux/usb_usual.h           | 2 ++
>  5 files changed, 24 insertions(+), 1 deletion(-)

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