From: Minchan Kim <minchan@kernel.org>
To: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
Nitin Gupta <ngupta@vflare.org>,
Seth Jennings <sjenning@linux.vnet.ibm.com>,
Konrad Rzeszutek Wilk <konrad@darnok.org>,
Dan Magenheimer <dan.magenheimer@oracle.com>,
Pekka Enberg <penberg@cs.helsinki.fi>,
jmarchan@redhat.com
Subject: Re: [PATCH v6 4/4] zram: get rid of lockdep warning
Date: Mon, 4 Feb 2013 12:42:08 +0900 [thread overview]
Message-ID: <20130204034208.GF2688@blaptop> (raw)
In-Reply-To: <20130204015333.GA6548@kroah.com>
Hi Greg,
On Sun, Feb 03, 2013 at 05:53:33PM -0800, Greg Kroah-Hartman wrote:
> On Wed, Jan 30, 2013 at 11:41:42AM +0900, Minchan Kim wrote:
> > Lockdep complains about recursive deadlock of zram->init_lock.
> > [1] made it false positive because we can't request IO to zram
> > before setting disksize. Anyway, we should shut lockdep up to
> > avoid many reporting from user.
> >
> > [1] : zram: force disksize setting before using zram
> >
> > Acked-by: Jerome Marchand <jmarchand@redhat.com>
> > Acked-by: Nitin Gupta <ngupta@vflare.org>
> > Signed-off-by: Minchan Kim <minchan@kernel.org>
> > ---
> > drivers/staging/zram/zram_drv.c | 189 +++++++++++++++++++------------------
> > drivers/staging/zram/zram_drv.h | 12 ++-
> > drivers/staging/zram/zram_sysfs.c | 11 ++-
> > 3 files changed, 116 insertions(+), 96 deletions(-)
>
> This patch fails to apply to my staging-next branch, but the three
> others did, so I took them. Please refresh this one and resend if you
> want it applied.
We must have missed each other.
A few hours ago, I sent to you v7 based on next-20130202.
https://lkml.org/lkml/2013/2/3/319
v7 includes acks of Jerome and resolve conflict with latest staging.
I believe it is okay to apply your tree.
Please reapply v7 instead of v6.
Thanks.
>
> thanks,
>
> greg k-h
>
> --
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Kind regards,
Minchan Kim
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next prev parent reply other threads:[~2013-02-04 3:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-01-30 2:41 [PATCH v6 1/4] zram: Fix deadlock bug in partial read/write Minchan Kim
2013-01-30 2:41 ` [PATCH v6 2/4] zram: force disksize setting before using zram Minchan Kim
2013-01-30 2:41 ` [PATCH v6 3/4] zram: give up lazy initialization of zram metadata Minchan Kim
2013-01-30 2:41 ` [PATCH v6 4/4] zram: get rid of lockdep warning Minchan Kim
2013-02-04 1:53 ` Greg Kroah-Hartman
2013-02-04 3:42 ` Minchan Kim [this message]
2013-02-04 3:50 ` Greg Kroah-Hartman
2013-02-04 3:58 ` Minchan Kim
2013-01-30 15:12 ` [PATCH v6 1/4] zram: Fix deadlock bug in partial read/write Jerome Marchand
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