Date: Wed, 15 Jan 2014 00:18:00 +0400 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Johan Hendriks <joh.hendriks@gmail.com> Cc: freebsd-fs@freebsd.org Subject: Re: zfs locking Message-ID: <20140114201800.GS16734@zxy.spb.ru> In-Reply-To: <52D59642.6070007@gmail.com> References: <20140114133642.GM16734@zxy.spb.ru> <52D543B7.2010407@FreeBSD.org> <20140114141347.GN16734@zxy.spb.ru> <52D59642.6070007@gmail.com>
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On Tue, Jan 14, 2014 at 08:55:46PM +0100, Johan Hendriks wrote:
> Slawa Olhovchenkov schreef:
> > On Tue, Jan 14, 2014 at 04:03:35PM +0200, Andriy Gapon wrote:
> >
> >> on 14/01/2014 15:36 Slawa Olhovchenkov said the following:
> >>> DTRACE_PROBE2(l2arc__read, vdev_t *, vd,
> >>> zio_t *, rzio);
> >>> ARCSTAT_INCR(arcstat_l2_read_bytes, // arc_read+2137
> >>> hdr->b_l2hdr->b_asize);
> >>>
> >>> if (*arc_flags & ARC_NOWAIT) {
> >>> zio_nowait(rzio);
> >>> return (0);
> >>> }
> >>>
> >>> ASSERT(*arc_flags & ARC_WAIT);
> >>> if (zio_wait(rzio) == 0)
> >>> return (0);
> >>>
> >>> /* l2arc read error; goto zio_read() */
> >>>
> >>> Is this locking issue?
> >> This looks like a bug that was already fixed in illumos and FreeBSD head.
> >> What version of FreeBSD do you use?
> >> See r258388 and r258389.
> > 10.0-BETA1
> >
> > I don't see commit to 10.x
> > _______________________________________________
> > freebsd-fs@freebsd.org mailing list
> > http://lists.freebsd.org/mailman/listinfo/freebsd-fs
> > To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"
> I think that at that time HEAD was FreeBSD 10, FreeBSD 11 was created
> later on.
> If you look at the source, you can see that these fixes are in the
> source of 10.0
10 fork at r256279, before this fixes.
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