NetBSD Problem Report #27122

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Date: Sun, 03 Oct 2004 21:57:43 +0900
From: yamt@mwd.biglobe.ne.jp
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Reply-To: yamt@mwd.biglobe.ne.jp
To: gnats-bugs@gnats.NetBSD.org
Subject: nfs client readahead deadlock
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>Number:         27122
>Category:       kern
>Synopsis:       nfs client readahead deadlock
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Oct 03 12:58:00 +0000 2004
>Closed-Date:    
>Last-Modified:  
>Originator:     YAMAMOTO Takashi <yamt@mwd.biglobe.ne.jp>
>Release:        NetBSD 2.0H
>Organization:

>Environment:


System: NetBSD kaeru 2.0H NetBSD 2.0H (build.kaeru) #1755: Sun Oct 3 19:37:03 JST 2004 takashi@kaeru:/home/takashi/work/kernel/build.kaeru i386
Architecture: i386
Machine: i386
>Description:
	nfs_bioread attempts to grab a buffer for readahead,
	holding the "current" buffer.
	it causes deadlock with vinvalbuf.
>How-To-Repeat:
	code inspection.
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:

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