On Sat, Jul 14, 2012 at 12:20 PM, FUJITA Tomonori
<fujita.tomonori@xxxxxxxxxxxxx> wrote:
> On Sat, 14 Jul 2012 08:30:40 +1000
> ronnie sahlberg <ronniesahlberg@xxxxxxxxx> wrote:
>
>> From 7717d0bdaaf1f37943f659390cf20179c6e3c9ef Mon Sep 17 00:00:00 2001
>> From: Ronnie Sahlberg <ronniesahlberg@xxxxxxxxx>
>> Date: Sat, 14 Jul 2012 08:28:26 +1000
>> Subject: [PATCH] Add support for WRITEVERIFY10/12/16
>
> Thanks!
>
>> Signed-off-by: Ronnie Sahlberg <ronniesahlberg@xxxxxxxxx>
>> ---
>> usr/bs_rdwr.c | 13 ++++++++++++-
>> usr/sbc.c | 20 ++++++++++----------
>> usr/scsi.c | 4 +++-
>> 3 files changed, 25 insertions(+), 12 deletions(-)
>
> (snip)
>
>> @@ -417,12 +423,6 @@ static int sbc_verify(int host_no, struct scsi_cmd *cmd)
>> goto sense;
>> }
>>
>> - bytchk = cmd->scb[1] & 0x02;
>> - if (!bytchk) {
>> - /* no data compare with the media */
>> - return SAM_STAT_GOOD;
>> - }
>> -
>
> What's this change for?
There is no BYTCHK flag in WRITEVERIFY*
WRITEVERIFY* will always perform a compare to the data.
Thats why the check is removed from WRITEVERIFY.
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