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From: Jeff Layton <jlayton@redhat.com>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Colin Cross <ccross@android.com>,
	lkml <linux-kernel@vger.kernel.org>,
	Trond Myklebust <Trond.Myklebust@netapp.com>,
	Len Brown <len.brown@intel.com>, Pavel Machek <pavel@ucw.cz>,
	"Rafael J. Wysocki" <rjw@sisk.pl>,
	Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	"J. Bruce Fields" <bfields@fieldses.org>,
	"David S. Miller" <davem@davemloft.net>,
	Andrew Morton <akpm@linux-foundation.org>,
	Mandeep Singh Baines <msb@chromium.org>,
	Paul Walmsley <paul@pwsan.com>, Al Viro <viro@zeniv.linux.org.uk>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Oleg Nesterov <oleg@redhat.com>,
	linux-nfs <linux-nfs@vger.kernel.org>,
	Linux PM list <linux-pm@vger.kernel.org>,
	netdev <netdev@vger.kernel.org>, Tejun Heo <tj@kernel.org>,
	Ben Chan <benchan@chromium.org>,
	Steve French <smfrench@gmail.com>
Subject: Re: [PATCH 1/2] freezer: add unsafe versions of freezable helpers
Date: Mon, 6 May 2013 18:05:17 -0400	[thread overview]
Message-ID: <20130506180517.070bc3e2@tlielax.poochiereds.net> (raw)
In-Reply-To: <CA+55aFwbXk_r-4p37YiMTQj2HNRA94xohr6DADuQXpHsKSA7NQ@mail.gmail.com>

On Mon, 6 May 2013 14:58:31 -0700
Linus Torvalds <torvalds@linux-foundation.org> wrote:

> On Mon, May 6, 2013 at 2:54 PM, Colin Cross <ccross@android.com> wrote:
> >>
> >> There are many other possibilities for other codepaths that end up in
> >> wait_for_response(). Once we get a solution in place for NFS, we'll
> >> need to do something very similar for CIFS.
> >
> > Makes sense, I will add CIFS to the patch.  Would you prefer it in the
> > same or separate patches.
> 
> Quite frankly, is it worth resurrecting these patches at all?
> 
> The only things it actually complained about are not worth the pain
> fixing and are getting explicitly not warned about - is there any
> reason to believe the patches are worth maintaining and the extra
> complexity is worth it?
> 
>            Linus

Well, these problems are worth the pain of fixing, I think. It's just
going to take us a while to get there since it involves some
significant surgery.

As to whether the warnings themselves are worthwhile now that we're
excluding the most egregious offenders from them, I don't much care
either way.

-- 
Jeff Layton <jlayton@redhat.com>

  reply	other threads:[~2013-05-06 22:06 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-05-03 21:04 Colin Cross
2013-05-03 21:04 ` [PATCH 2/2] lockdep: check that no locks held at freeze time Colin Cross
2013-05-04 13:04   ` Pavel Machek
2013-05-04 20:27     ` Colin Cross
2013-05-04 22:57       ` Pavel Machek
2013-05-04 23:49         ` Colin Cross
2013-05-05  0:05           ` Pavel Machek
2013-05-05  0:23             ` Colin Cross
2013-05-05  1:13               ` Pavel Machek
2013-05-05  9:18             ` Ingo Molnar
2013-05-06  8:55               ` Peter Zijlstra
2013-05-06 12:11                 ` Pavel Machek
2013-05-06 14:33                 ` Linus Torvalds
2013-05-06 14:42                   ` Peter Zijlstra
2013-05-06 19:01   ` Tejun Heo
2013-05-06 19:30     ` Colin Cross
2013-05-06 19:33       ` Tejun Heo
2013-05-06 20:06         ` Rafael J. Wysocki
2013-05-04 13:00 ` [PATCH 1/2] freezer: add unsafe versions of freezable helpers Pavel Machek
2013-05-04 20:23   ` Colin Cross
2013-05-04 22:55     ` Pavel Machek
2013-05-05  9:23 ` Ingo Molnar
2013-05-05 22:12   ` Pavel Machek
2013-05-06  8:50 ` Peter Zijlstra
2013-05-06 10:58   ` Jeff Layton
2013-05-06 10:56 ` Jeff Layton
2013-05-06 19:57   ` Colin Cross
2013-05-06 21:43     ` Jeff Layton
2013-05-06 21:54       ` Colin Cross
2013-05-06 21:58         ` Linus Torvalds
2013-05-06 22:05           ` Jeff Layton [this message]
2013-05-06 22:11           ` Colin Cross
2013-05-06 22:14           ` Tejun Heo
2013-05-06 21:59         ` Jeff Layton
2013-05-06 18:55 ` Tejun Heo

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