Re: [PATCH 04/12] block: remove the blk_integrity_profile structure

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On Wed, Jun 05, 2024 at 10:31:27AM -0600, Bart Van Assche wrote:
>> +	case BLK_INTEGRITY_CSUM_CRC64:
>> +		if (bi->flags & BLK_INTEGRITY_REF_TAG)
>> +			return "EXT-DIF-TYPE1-CRC64";
>> +		return "EXT-DIF-TYPE3-CRC64";
>> +	default:
>> +		return "nop";
>> +	}
>> +}
>
> Since bi->csum_type has an enumeration type, please leave out the "default:"
> and move return "nop" outside the switch statement. This will make the
> compiler issue a warning if a new enumeration label would be added without
> updating the above switch statement. Otherwise this patch looks good to me.

For that to work you'd need to make csum_type the enum type and not an
unsigned char, which would bloat the block limits.  You'd also need to
keep the return "nop" where it is, but use the explicit case instead of
the default.





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