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Date: Thu, 22 Apr 2010 23:00:06 GMT
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To: freebsd-fs@FreeBSD.org
From: Andriy Gapon <avg@icyb.net.ua>
Cc: 
Subject: Re: kern/145339: [zfs] deadlock after detaching block device from
 raidz pool
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The following reply was made to PR kern/145339; it has been noted by GNATS.

From: Andriy Gapon <avg@icyb.net.ua>
To: Alex Bakhtin <alex.bakhtin@gmail.com>
Cc: bug-followup@freebsd.org, Pawel Jakub Dawidek <pjd@freebsd.org>
Subject: Re: kern/145339: [zfs] deadlock after detaching block device from
 	raidz pool
Date: Fri, 23 Apr 2010 01:55:28 +0300

 Can you try this patch?
 
 --- a/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c
 +++ b/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/vdev_geom.c
 @@ -603,6 +603,9 @@ vdev_geom_io_intr(struct bio *bp)
  	zio = bp->bio_caller1;
  	ctx = zio->io_vd->vdev_tsd;
 
 +	if (ctx == NULL)
 +		return;
 +
  	if ((zio->io_error = bp->bio_error) == 0 && bp->bio_resid != 0)
  		zio->io_error = EIO;
 
 
 -- 
 Andriy Gapon