From: Rik van Riel <riel@redhat.com>
To: Mel Gorman <mgorman@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux-MM <linux-mm@kvack.org>,
Linux-Netdev <netdev@vger.kernel.org>,
Linux-NFS <linux-nfs@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
David Miller <davem@davemloft.net>,
Trond Myklebust <Trond.Myklebust@netapp.com>,
Neil Brown <neilb@suse.de>, Christoph Hellwig <hch@infradead.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Mike Christie <michaelc@cs.wisc.edu>,
Eric B Munson <emunson@mgebm.net>
Subject: Re: [PATCH 10/12] nfs: enable swap on NFS
Date: Wed, 20 Jun 2012 13:38:20 -0400 [thread overview]
Message-ID: <4FE20A8C.6000207@redhat.com> (raw)
In-Reply-To: <1340185081-22525-11-git-send-email-mgorman@suse.de>
On 06/20/2012 05:37 AM, Mel Gorman wrote:
> Implement the new swapfile a_ops for NFS and hook up ->direct_IO. This
> will set the NFS socket to SOCK_MEMALLOC and run socket reconnect
> under PF_MEMALLOC as well as reset SOCK_MEMALLOC before engaging the
> protocol ->connect() method.
>
> PF_MEMALLOC should allow the allocation of struct socket and related
> objects and the early (re)setting of SOCK_MEMALLOC should allow us
> to receive the packets required for the TCP connection buildup.
>
> [dfeng@redhat.com: Fix handling of multiple swap files]
> [a.p.zijlstra@chello.nl: Original patch]
> Signed-off-by: Mel Gorman<mgorman@suse.de>
Acked-by: Rik van Riel<riel@redhat.com>
WARNING: multiple messages have this Message-ID (diff)
From: Rik van Riel <riel@redhat.com>
To: Mel Gorman <mgorman@suse.de>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Linux-MM <linux-mm@kvack.org>,
Linux-Netdev <netdev@vger.kernel.org>,
Linux-NFS <linux-nfs@vger.kernel.org>,
LKML <linux-kernel@vger.kernel.org>,
David Miller <davem@davemloft.net>,
Trond Myklebust <Trond.Myklebust@netapp.com>,
Neil Brown <neilb@suse.de>, Christoph Hellwig <hch@infradead.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Mike Christie <michaelc@cs.wisc.edu>,
Eric B Munson <emunson@mgebm.net>
Subject: Re: [PATCH 10/12] nfs: enable swap on NFS
Date: Wed, 20 Jun 2012 13:38:20 -0400 [thread overview]
Message-ID: <4FE20A8C.6000207@redhat.com> (raw)
In-Reply-To: <1340185081-22525-11-git-send-email-mgorman@suse.de>
On 06/20/2012 05:37 AM, Mel Gorman wrote:
> Implement the new swapfile a_ops for NFS and hook up ->direct_IO. This
> will set the NFS socket to SOCK_MEMALLOC and run socket reconnect
> under PF_MEMALLOC as well as reset SOCK_MEMALLOC before engaging the
> protocol ->connect() method.
>
> PF_MEMALLOC should allow the allocation of struct socket and related
> objects and the early (re)setting of SOCK_MEMALLOC should allow us
> to receive the packets required for the TCP connection buildup.
>
> [dfeng@redhat.com: Fix handling of multiple swap files]
> [a.p.zijlstra@chello.nl: Original patch]
> Signed-off-by: Mel Gorman<mgorman@suse.de>
Acked-by: Rik van Riel<riel@redhat.com>
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next prev parent reply other threads:[~2012-06-20 17:39 UTC|newest]
Thread overview: 68+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-20 9:37 [PATCH 00/12] Swap-over-NFS without deadlocking V6 Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 9:37 ` [PATCH 01/12] netvm: Prevent a stream-specific deadlock Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 14:21 ` Mel Gorman
2012-06-20 14:21 ` Mel Gorman
2012-06-20 15:22 ` Rik van Riel
2012-06-20 15:22 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 02/12] selinux: tag avc cache alloc as non-critical Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 15:33 ` Rik van Riel
2012-06-20 15:33 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 03/12] mm: Methods for teaching filesystems about PG_swapcache pages Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 15:49 ` Rik van Riel
2012-06-20 15:49 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 04/12] mm: Add support for a filesystem to activate swap files and use direct_IO for writing swap pages Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 16:08 ` Rik van Riel
2012-06-20 16:08 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 05/12] mm: swap: Implement generic handler for swap_activate Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 16:09 ` Rik van Riel
2012-06-20 16:09 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 06/12] mm: Add get_kernel_page[s] for pinning of kernel addresses for I/O Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 16:11 ` Rik van Riel
2012-06-20 16:11 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 07/12] mm: Add support for direct_IO to highmem pages Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 17:08 ` Rik van Riel
2012-06-20 17:08 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 08/12] nfs: teach the NFS client how to treat PG_swapcache pages Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 17:14 ` Rik van Riel
2012-06-20 17:14 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 09/12] nfs: disable data cache revalidation for swapfiles Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 17:16 ` Rik van Riel
2012-06-20 17:16 ` Rik van Riel
2012-06-20 9:37 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-06-20 9:37 ` Mel Gorman
2012-06-20 17:38 ` Rik van Riel [this message]
2012-06-20 17:38 ` Rik van Riel
2012-06-20 9:38 ` [PATCH 11/12] nfs: Prevent page allocator recursions with swap over NFS Mel Gorman
2012-06-20 9:38 ` Mel Gorman
2012-06-20 17:42 ` Rik van Riel
2012-06-20 17:42 ` Rik van Riel
2012-06-20 9:38 ` [PATCH 12/12] Avoid dereferencing bd_disk during swap_entry_free for network storage Mel Gorman
2012-06-20 9:38 ` Mel Gorman
2012-06-20 17:47 ` Rik van Riel
2012-06-20 17:47 ` Rik van Riel
-- strict thread matches above, loose matches on Subject: below --
2012-07-12 6:40 [PATCH 00/12] Swap-over-NFS without deadlocking V9 Mel Gorman
2012-07-12 6:41 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-07-12 6:41 ` Mel Gorman
2012-06-29 13:33 [PATCH 00/12] Swap-over-NFS without deadlocking V8 Mel Gorman
2012-06-29 13:33 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-06-29 13:33 ` Mel Gorman
2012-06-22 14:30 [PATCH 00/12] Swap-over-NFS without deadlocking V7 Mel Gorman
2012-06-22 14:31 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-06-22 14:31 ` Mel Gorman
2012-06-28 12:27 ` Jeff Layton
2012-06-28 12:27 ` Jeff Layton
2012-06-28 12:37 ` Mel Gorman
2012-06-28 12:37 ` Mel Gorman
2012-06-28 12:49 ` Jeff Layton
2012-06-28 12:49 ` Jeff Layton
2012-05-17 14:51 [PATCH 00/12] Swap-over-NFS without deadlocking V5 Mel Gorman
2012-05-17 14:51 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-05-17 14:51 ` Mel Gorman
2012-05-10 13:54 [PATCH 00/12] Swap-over-NFS without deadlocking V4 Mel Gorman
2012-05-10 13:54 ` [PATCH 10/12] nfs: enable swap on NFS Mel Gorman
2012-05-10 13:54 ` Mel Gorman
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