Re: [PATCH v3 1/5] mtd: spi-nor: Fix gap in SR block protection locking

[<Tudor.Ambarus@xxxxxxxxxxxxx>]

On Monday, March 23, 2020 11:30:44 PM EET Tudor Ambarus wrote:
> > With this patch applied:
> > 
> > # flash_lock -u /dev/mtd1 0 64
> > # cat
> > /sys/devices/platform/soc/20c0000.spi/spi_master/spi0/spi0.0/status_reg
> > 00
> > # flash_lock -l /dev/mtd1 0 1
> > flash_lock: error!: could not lock device: /dev/mtd1
> > 
> > error 22 (Invalid argument)
> 
> I'm wondering what was the reason for the -EINVAL.

Probably because the BP bits would have value zero.



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