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From: Michal Hocko <mhocko@kernel.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	Dave Chinner <david@fromorbit.com>,
	djwong@kernel.org, "Theodore Ts'o" <tytso@mit.edu>,
	Chris Mason <clm@fb.com>, David Sterba <dsterba@suse.cz>,
	Jan Kara <jack@suse.cz>,
	ceph-devel@vger.kernel.org, cluster-devel@redhat.com,
	linux-nfs@vger.kernel.org, logfs@logfs.org,
	linux-xfs@vger.kernel.org, linux-ext4@vger.kernel.org,
	linux-btrfs@vger.kernel.org, linux-mtd@lists.infradead.org,
	reiserfs-devel@vger.kernel.org,
	linux-ntfs-dev@lists.sourceforge.net,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-afs@lists.infradead.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/6] lockdep: allow to disable reclaim lockup detection
Date: Mon, 6 Feb 2017 16:30:37 +0100	[thread overview]
Message-ID: <20170206153037.GG10298@dhcp22.suse.cz> (raw)
In-Reply-To: <20170206152400.GK2267@bombadil.infradead.org>

On Mon 06-02-17 07:24:00, Matthew Wilcox wrote:
> On Mon, Feb 06, 2017 at 03:34:50PM +0100, Michal Hocko wrote:
> > This part is not needed for the patch, strictly speaking but I wanted to
> > make the code more future proof.
> 
> Understood.  I took an extra bit myself for marking the radix tree as
> being used for an IDR (so the radix tree now uses 4 bits).  I see you
> already split out the address space GFP mask from the other flags :-)
> I would prefer not to do that with the radix tree, but I understand
> your desire for more GFP bits.  I'm not entirely sure that an implicit
> gfpmask makes a lot of sense for the radix tree, but it'd be a big effort
> to change all the callers.  Anyway, I'm going to update your line here
> for my current tree and add the build bug so we'll know if we ever hit
> any problems.

OK, do I get it right that the patch can stay as is and go to Andrew?
I would really like to not rebase the patch again for something that is
not merged yet. I really hope for getting this merged finally...

-- 
Michal Hocko
SUSE Labs

WARNING: multiple messages have this Message-ID (diff)
From: Michal Hocko <mhocko@kernel.org>
To: Matthew Wilcox <willy@infradead.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	Dave Chinner <david@fromorbit.com>,
	djwong@kernel.org, Theodore Ts'o <tytso@mit.edu>,
	Chris Mason <clm@fb.com>, David Sterba <dsterba@suse.cz>,
	Jan Kara <jack@suse.cz>,
	ceph-devel@vger.kernel.org, cluster-devel@redhat.com,
	linux-nfs@vger.kernel.org, logfs@logfs.org,
	linux-xfs@vger.kernel.org, linux-ext4@vger.kernel.org,
	linux-btrfs@vger.kernel.org, linux-mtd@lists.infradead.org,
	reiserfs-devel@vger.kernel.org,
	linux-ntfs-dev@lists.sourceforge.net,
	linux-f2fs-devel@lists.sourceforge.net,
	linux-afs@lists.infradead.org,
	LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 1/6] lockdep: allow to disable reclaim lockup detection
Date: Mon, 6 Feb 2017 16:30:37 +0100	[thread overview]
Message-ID: <20170206153037.GG10298@dhcp22.suse.cz> (raw)
In-Reply-To: <20170206152400.GK2267@bombadil.infradead.org>

On Mon 06-02-17 07:24:00, Matthew Wilcox wrote:
> On Mon, Feb 06, 2017 at 03:34:50PM +0100, Michal Hocko wrote:
> > This part is not needed for the patch, strictly speaking but I wanted to
> > make the code more future proof.
> 
> Understood.  I took an extra bit myself for marking the radix tree as
> being used for an IDR (so the radix tree now uses 4 bits).  I see you
> already split out the address space GFP mask from the other flags :-)
> I would prefer not to do that with the radix tree, but I understand
> your desire for more GFP bits.  I'm not entirely sure that an implicit
> gfpmask makes a lot of sense for the radix tree, but it'd be a big effort
> to change all the callers.  Anyway, I'm going to update your line here
> for my current tree and add the build bug so we'll know if we ever hit
> any problems.

OK, do I get it right that the patch can stay as is and go to Andrew?
I would really like to not rebase the patch again for something that is
not merged yet. I really hope for getting this merged finally...

-- 
Michal Hocko
SUSE Labs

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WARNING: multiple messages have this Message-ID (diff)
From: Michal Hocko <mhocko@kernel.org>
To: cluster-devel.redhat.com
Subject: [Cluster-devel] [PATCH 1/6] lockdep: allow to disable reclaim lockup detection
Date: Mon, 6 Feb 2017 16:30:37 +0100	[thread overview]
Message-ID: <20170206153037.GG10298@dhcp22.suse.cz> (raw)
In-Reply-To: <20170206152400.GK2267@bombadil.infradead.org>

On Mon 06-02-17 07:24:00, Matthew Wilcox wrote:
> On Mon, Feb 06, 2017 at 03:34:50PM +0100, Michal Hocko wrote:
> > This part is not needed for the patch, strictly speaking but I wanted to
> > make the code more future proof.
> 
> Understood.  I took an extra bit myself for marking the radix tree as
> being used for an IDR (so the radix tree now uses 4 bits).  I see you
> already split out the address space GFP mask from the other flags :-)
> I would prefer not to do that with the radix tree, but I understand
> your desire for more GFP bits.  I'm not entirely sure that an implicit
> gfpmask makes a lot of sense for the radix tree, but it'd be a big effort
> to change all the callers.  Anyway, I'm going to update your line here
> for my current tree and add the build bug so we'll know if we ever hit
> any problems.

OK, do I get it right that the patch can stay as is and go to Andrew?
I would really like to not rebase the patch again for something that is
not merged yet. I really hope for getting this merged finally...

-- 
Michal Hocko
SUSE Labs



  reply	other threads:[~2017-02-06 15:30 UTC|newest]

Thread overview: 74+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-06 14:07 [PATCH 0/6 v4] scope GFP_NOFS api Michal Hocko
2017-02-06 14:07 ` [Cluster-devel] " Michal Hocko
2017-02-06 14:07 ` Michal Hocko
2017-02-06 14:07 ` Michal Hocko
2017-02-06 14:07 ` Michal Hocko
2017-02-06 14:07 ` Michal Hocko
2017-02-06 14:07 ` Michal Hocko
2017-02-06 14:07 ` [PATCH 1/6] lockdep: allow to disable reclaim lockup detection Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:26   ` Matthew Wilcox
2017-02-06 14:26     ` [Cluster-devel] " Matthew Wilcox
2017-02-06 14:26     ` Matthew Wilcox
2017-02-06 14:34     ` Michal Hocko
2017-02-06 14:34       ` [Cluster-devel] " Michal Hocko
2017-02-06 14:34       ` Michal Hocko
2017-02-06 15:24       ` Matthew Wilcox
2017-02-06 15:24         ` [Cluster-devel] " Matthew Wilcox
2017-02-06 15:24         ` Matthew Wilcox
2017-02-06 15:30         ` Michal Hocko [this message]
2017-02-06 15:30           ` [Cluster-devel] " Michal Hocko
2017-02-06 15:30           ` Michal Hocko
2017-02-06 14:07 ` [PATCH 2/6] xfs: abstract PF_FSTRANS to PF_MEMALLOC_NOFS Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07 ` [PATCH 3/6] mm: introduce memalloc_nofs_{save,restore} API Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] [PATCH 3/6] mm: introduce memalloc_nofs_{save, restore} API Michal Hocko
2017-02-06 14:07   ` [PATCH 3/6] mm: introduce memalloc_nofs_{save,restore} API Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07 ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} instead of memalloc_noio* Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 15:39   ` Matthew Wilcox
2017-02-06 15:39     ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Matthew Wilcox
2017-02-06 15:39     ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Matthew Wilcox
2017-02-06 17:44     ` Michal Hocko
2017-02-06 17:44       ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Michal Hocko
2017-02-06 17:44       ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Michal Hocko
2017-02-06 18:32       ` Darrick J. Wong
2017-02-06 18:32         ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Darrick J. Wong
2017-02-06 18:32         ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Darrick J. Wong
2017-02-06 18:47         ` Michal Hocko
2017-02-06 18:47           ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Michal Hocko
2017-02-06 18:47           ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Michal Hocko
2017-02-06 19:51           ` Darrick J. Wong
2017-02-06 19:51             ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Darrick J. Wong
2017-02-06 19:51             ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Darrick J. Wong
2017-02-06 21:18             ` Michal Hocko
2017-02-06 21:18               ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Michal Hocko
2017-02-06 21:18               ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Michal Hocko
2017-02-06 22:51           ` Dave Chinner
2017-02-06 22:51             ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Dave Chinner
2017-02-06 22:51             ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Dave Chinner
2017-02-07  7:17             ` Michal Hocko
2017-02-07  7:17               ` [Cluster-devel] [PATCH 4/6] xfs: use memalloc_nofs_{save, restore} " Michal Hocko
2017-02-07  7:17               ` [PATCH 4/6] xfs: use memalloc_nofs_{save,restore} " Michal Hocko
2017-02-06 14:07 ` [PATCH 5/6] jbd2: mark the transaction context with the scope GFP_NOFS context Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07 ` [PATCH 6/6] jbd2: make the whole kjournald2 kthread NOFS safe Michal Hocko
2017-02-06 14:07   ` [Cluster-devel] " Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko
2017-02-06 14:07   ` Michal Hocko

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