From: David Howells <dhowells@redhat.com>
To: Amerigo Wang <amwang@redhat.com>
Cc: dhowells@redhat.com, linux-kernel@vger.kernel.org,
Brian Behlendorf <behlendorf1@llnl.gov>,
Ben Woodard <bwoodard@llnl.gov>, Stable Team <stable@kernel.org>,
akpm@linux-foundation.org
Subject: Re: [Patch] rwsem: fix rwsem_is_locked() bug
Date: Mon, 05 Oct 2009 13:58:36 +0100 [thread overview]
Message-ID: <16559.1254747516@redhat.com> (raw)
In-Reply-To: <4AC99292.5060502@redhat.com>
Amerigo Wang <amwang@redhat.com> wrote:
> FYI, this seems wrong, probably even worse than what it is now.
> I tried this change, it breaks portmap.
Sorry, my mistake. The following:
> > - woken = 0;
> > + woken = ++sem->activity;
should have been:
- woken = 0;
+ woken = sem->activity++;
David
prev parent reply other threads:[~2009-10-05 13:00 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-09-30 3:19 [Patch] rwsem: fix rwsem_is_locked() bug Amerigo Wang
2009-09-30 23:08 ` Andrew Morton
2009-10-05 3:23 ` Amerigo Wang
2009-10-01 12:34 ` David Howells
2009-10-05 3:26 ` Amerigo Wang
2009-10-05 6:30 ` Amerigo Wang
2009-10-05 12:58 ` David Howells [this message]
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