Re: [PATCH 3/32] ide-tape: remove struct idetape_request_sense_result_t

[Bartlomiej Zolnierkiewicz]

On Sunday 27 January 2008, Borislav Petkov wrote:
> Signed-off-by: Borislav Petkov <bbpetkov@xxxxxxxx>
> ---
>  drivers/ide/ide-tape.c |   83 +++++++++++++++--------------------------------
>  1 files changed, 27 insertions(+), 56 deletions(-)

applied with minor changes

> diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
> index 3bedeb8..173ac0d 100644
> --- a/drivers/ide/ide-tape.c
> +++ b/drivers/ide/ide-tape.c

[...]

>  	/*
> -	 * If error was the result of a zero-length read or write command,
> -	 * with sense key=5, asc=0x22, ascq=0, let it slide.  Some drives
> -	 * (i.e. Seagate STT3401A Travan) don't support 0-length read/writes.
> +	 * If error was the result of a zero-length read or write command, with
> +	 * sense key=5, asc=0x22, ascq=0, let it slide.  Some drives (i.e.
> +	 * Seagate STT3401A Travan) don't support 0-length read/writes.
>  	 */

This chunk is unnecessary, I dropped it.

>  	if ((pc->c[0] == IDETAPE_READ_CMD || pc->c[0] == IDETAPE_WRITE_CMD)
> -	    && pc->c[4] == 0 && pc->c[3] == 0 && pc->c[2] == 0) { /* length==0 */
> -		if (result->sense_key == 5) {
> +		/* length==0 */
> +		&& pc->c[4] == 0 && pc->c[3] == 0 && pc->c[2] == 0) {
> +		if (tape->sense_key == 5) {
>  			/* don't report an error, everything's ok */
>  			pc->error = 0;
>  			/* don't retry read/write */
>  			set_bit(PC_ABORT, &pc->flags);
>  		}
>  	}
> -	if (pc->c[0] == IDETAPE_READ_CMD && result->filemark) {
> +	if (pc->c[0] == IDETAPE_READ_CMD && !!(sense[2] & 0x80)) {

needless "!!" removed

>  		pc->error = IDETAPE_ERROR_FILEMARK;
>  		set_bit(PC_ABORT, &pc->flags);
>  	}
>  	if (pc->c[0] == IDETAPE_WRITE_CMD) {
> -		if (result->eom ||
> -		    (result->sense_key == 0xd && result->asc == 0x0 &&
> -		     result->ascq == 0x2)) {
> +		if (!!(sense[2] & 0x40) ||

ditto
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