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Date: Wed, 10 Jan 2001 05:55:16 -0800 (PST)
From: jean-francois.dockes@wanadoo.fr
To: freebsd-gnats-submit@FreeBSD.org
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Subject: kern/24222: sa tape driver loses current blockno on bsr with residual
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>Number:         24222
>Category:       kern
>Synopsis:       sa tape driver loses current blockno on bsr with residual
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Wed Jan 10 06:00:00 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Jean-Francois Dockes
>Release:        4.2-STABLE
>Organization:
>Environment:
FreeBSD mouton 4.2-STABLE FreeBSD 4.2-STABLE #0: Fri Dec  1 21:47:38 CET 2000     dockes@mouton:/usr/obj/hautmedoc/u/src/sys/HAUTMEDOC  i386

>Description:
If a bsr operations hits BOT or BOF, the resulting blkno is negative.
>How-To-Repeat:
mouton$ echo $TAPE
/dev/nrsa0
mouton$ mt rew
mouton$ mt fsr 3 
mouton$ mt status
Mode      Density              Blocksize      bpi      Compression
Current:  0x25:DDS-3           variable       97000    DCLZ
File Number: 0  Record Number: 3

mouton$ mt bsr 10000
mouton$ mt status
Mode      Density              Blocksize      bpi      Compression
Current:  0x25:DDS-3           variable       97000    DCLZ
File Number: 0  Record Number: -9997

>Fix:


>Release-Note:
>Audit-Trail:
>Unformatted:


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