From: Lars Marowsky-Bree <lmb@suse.de>
To: Steven Dake <sdake@mvista.com>, linux-raid@vger.kernel.org
Subject: Re: raid1 critical sections not protected in 2.4.x?
Date: Fri, 10 Oct 2003 10:14:46 +0200 [thread overview]
Message-ID: <20031010081445.GC29059@marowsky-bree.de> (raw)
In-Reply-To: <1065721318.4761.138.camel@persist.az.mvista.com>
On 2003-10-09T10:41:59,
Steven Dake <sdake@mvista.com> said:
> I have been looking at the raid1.c code. There is a kernel thread
> raid1d that could be scheduled on processor A. Then on processor B,
> other raid code could be scheduled as per each block I/O request.
Did you follow the recent locking fixes to md I discussed with Neil? I
think this fixes some of these; at least we have a confirmation from IBM
that some raid1 races (not resyncing after a hotadd, no progress during
resync etc) went away with it.
Sincerely,
Lars Marowsky-Brée <lmb@suse.de>
--
High Availability & Clustering ever tried. ever failed. no matter.
SuSE Labs try again. fail again. fail better.
Research & Development, SUSE LINUX AG -- Samuel Beckett
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next prev parent reply other threads:[~2003-10-10 8:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-10-09 17:41 raid1 critical sections not protected in 2.4.x? Steven Dake
2003-10-10 8:14 ` Lars Marowsky-Bree [this message]
2003-10-13 21:29 ` Steven Dake
2003-10-14 7:13 ` Lars Marowsky-Bree
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