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Message-Id: <200210160904.g9G94Q9D089997@www.freebsd.org>
Date: Wed, 16 Oct 2002 02:04:26 -0700 (PDT)
From: Yasushi Tamura <tam@math.kobe-u.ac.jp>
To: freebsd-gnats-submit@FreeBSD.org
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Subject: kern/44134: When doing umount ATA drive, "flushing cache on close failed" warning occur.
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>Number:         44134
>Category:       kern
>Synopsis:       When doing umount ATA drive, "flushing cache on close failed" warning occur.
>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 Oct 16 02:10:00 PDT 2002
>Closed-Date:
>Last-Modified:
>Originator:     Yasushi Tamura
>Release:        4.5-RELEASE, 4.6.2-RELEASE and 4.7-RELEASE
>Organization:
individual
>Environment:
FreeBSD  4.6.2-RELEASE FreeBSD 4.6.2-RELEASE #0: Wed Aug 14 21:23:26 GMT 2002  murray@builder.freebsdmall.com:/usr/src/sys/compile/GENERIC  i386 
    
>Description:
When I umount a slice on ATA drive, the following warning occur.
ad2: timeout waiting for cmd=e7 s=01 e=04
ad2: flushing cache on close failed

My kernel device message is
atapci0: <Intel PIIX4 ATA33 controller> port 0x1020-0x102f at device 7.1 on pci0
ata0: at 0x1f0 irq 14 on atapci0
ata1: at 0x170 irq 15 on atapci0

This warning doesn't occur for ad0 drive.
And, at 4.5-RELEASE, This warning doesn't occur.
This warning occur at 4.6.2-RELEASE and 4.7-RELEASE.
I doesn't try at 4.6-RELEASE.
>How-To-Repeat:
% mount /dev/ad2s1e /home
% umount /home

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

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