Re: [PATCH 1/2] scsi: target: core: Add sense reason for space allocation errors

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Konstantin,

> According to SBC-3 4.7.3.6 this sense reason shall be used in situations
> where thin provisioned logical unit cannot satisfy the write request due
> to the lack of free blocks.

> +	[TCM_SPACE_ALLOCATION_FAILED] = {
> +		.key = DATA_PROTECT,
> +		.asc = 0x27,
> +		.ascq = 0x07, /* SPACE ALLOCATION FAILED WRITE PROTECT */
> +	},

How do we know this is a permanent condition and not a temporary space
exhaustion?

-- 
Martin K. Petersen	Oracle Linux Engineering



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