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Only write a filemark on close when data has actually been written.

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This commit is contained in:
Søren Schmidt 1998-08-14 15:54:57 +00:00
parent 6770d3ca0a
commit 45696a866c
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=38321
2 changed files with 10 additions and 10 deletions
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10
sys/i386/isa/wst.c
View File

@ -25,7 +25,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: wst.c,v 1.7 1998/06/21 18:02:41 bde Exp $
* $Id: wst.c,v 1.8 1998/07/04 22:30:19 julian Exp $
*/
#include "wdc.h"
@ -66,7 +66,7 @@ static struct cdevsw wst_cdevsw = {
seltrue, nommap, wststrategy, "wst",
NULL, -1 };
static int wst_total = 0;
static unsigned int wst_total = 0;
#define NUNIT (NWDC*2)
#define UNIT(d) ((minor(d) >> 3) & 3)
@ -375,7 +375,7 @@ wstclose(dev_t dev, int flags, int fmt, struct proc *p)
struct wst *t = wsttab[lun];
/* Flush buffers, some drives fail here, but they should report ctl = 0 */
if (t->cap.ctl)
if (t->cap.ctl && (t->flags & WST_DATA_WRITTEN))
wst_write_filemark(t, 0);
/* Write filemark if data written to tape */
@ -388,7 +388,7 @@ wstclose(dev_t dev, int flags, int fmt, struct proc *p)
t->flags &= ~WST_OPEN;
if (t->flags & WST_DEBUG)
printf("wst%d: %d total bytes transferred\n", t->lun, wst_total);
printf("wst%d: %ud total bytes transferred\n", t->lun, wst_total);
return(0);
}
@ -585,7 +585,7 @@ wst_error(struct wst *t, struct atapires result)
printf("wst%d: i/o error, status=%b, error=%b\n", t->lun,
result.status, ARS_BITS, result.error, AER_BITS);
}
printf("total=%d ERR=%x len=%d ASC=%x ASCQ=%x\n",
printf("total=%ud ERR=%x len=%d ASC=%x ASCQ=%x\n",
wst_total, sense.error_code, ntohl(sense.info),
sense.asc, sense.ascq);
return 1;

10
sys/pc98/pc98/wst.c
View File

@ -25,7 +25,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: wst.c,v 1.7 1998/06/21 18:02:41 bde Exp $
* $Id: wst.c,v 1.8 1998/07/04 22:30:19 julian Exp $
*/
#include "wdc.h"
@ -66,7 +66,7 @@ static struct cdevsw wst_cdevsw = {
seltrue, nommap, wststrategy, "wst",
NULL, -1 };
static int wst_total = 0;
static unsigned int wst_total = 0;
#define NUNIT (NWDC*2)
#define UNIT(d) ((minor(d) >> 3) & 3)
@ -375,7 +375,7 @@ wstclose(dev_t dev, int flags, int fmt, struct proc *p)
struct wst *t = wsttab[lun];
/* Flush buffers, some drives fail here, but they should report ctl = 0 */
if (t->cap.ctl)
if (t->cap.ctl && (t->flags & WST_DATA_WRITTEN))
wst_write_filemark(t, 0);
/* Write filemark if data written to tape */
@ -388,7 +388,7 @@ wstclose(dev_t dev, int flags, int fmt, struct proc *p)
t->flags &= ~WST_OPEN;
if (t->flags & WST_DEBUG)
printf("wst%d: %d total bytes transferred\n", t->lun, wst_total);
printf("wst%d: %ud total bytes transferred\n", t->lun, wst_total);
return(0);
}
@ -585,7 +585,7 @@ wst_error(struct wst *t, struct atapires result)
printf("wst%d: i/o error, status=%b, error=%b\n", t->lun,
result.status, ARS_BITS, result.error, AER_BITS);
}
printf("total=%d ERR=%x len=%d ASC=%x ASCQ=%x\n",
printf("total=%ud ERR=%x len=%d ASC=%x ASCQ=%x\n",
wst_total, sense.error_code, ntohl(sense.info),
sense.asc, sense.ascq);
return 1;