[PATCH 00/16] Swap-over-NBD without deadlocking V9 · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 03/16] mm: slub: Optimise the SLUB fast path to avoid pfmemalloc checks · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 02/16] mm: sl[au]b: Add knowledge of PFMEMALLOC reserve pages · Mel Gorman <mgorman@suse.de> · 2012-04-16
Re: [PATCH 02/16] mm: sl[au]b: Add knowledge of PFMEMALLOC reserve pages · David Rientjes <rientjes@google.com> · 2012-04-23
Re: [PATCH 02/16] mm: sl[au]b: Add knowledge of PFMEMALLOC reserve pages · Mel Gorman <mgorman@suse.de> · 2012-04-25
[PATCH 01/16] mm: Serialize access to min_free_kbytes · Mel Gorman <mgorman@suse.de> · 2012-04-16
Re: [PATCH 01/16] mm: Serialize access to min_free_kbytes · David Rientjes <rientjes@google.com> · 2012-04-23
[PATCH 04/16] mm: Introduce __GFP_MEMALLOC to allow access to emergency reserves · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 14/16] nbd: Set SOCK_MEMALLOC for access to PFMEMALLOC reserves · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 13/16] mm: Micro-optimise slab to avoid a function call · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 16/16] mm: Account for the number of times direct reclaimers get throttled · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 15/16] mm: Throttle direct reclaimers if PF_MEMALLOC reserves are low and swap is backed by network storage · Mel Gorman <mgorman@suse.de> · 2012-04-16
Re: [PATCH 15/16] mm: Throttle direct reclaimers if PF_MEMALLOC reserves are low and swap is backed by network storage · Andrew Morton <akpm@linux-foundation.org> · 2012-05-01
Re: [PATCH 15/16] mm: Throttle direct reclaimers if PF_MEMALLOC reserves are low and swap is backed by network storage · Mel Gorman <mgorman@suse.de> · 2012-05-02
[PATCH 12/16] netvm: Set PF_MEMALLOC as appropriate during SKB processing · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 11/16] netvm: Propagate page->pfmemalloc from netdev_alloc_page to skb · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 10/16] netvm: Propagate page->pfmemalloc to skb · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 09/16] netvm: Allow skb allocation to use PFMEMALLOC reserves · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 08/16] netvm: Allow the use of __GFP_MEMALLOC by specific sockets · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 07/16] net: Introduce sk_allocation() to allow addition of GFP flags depending on the individual socket · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 06/16] mm: Ignore mempolicies when using ALLOC_NO_WATERMARK · Mel Gorman <mgorman@suse.de> · 2012-04-16
[PATCH 05/16] mm: allow PF_MEMALLOC from softirq context · Mel Gorman <mgorman@suse.de> · 2012-04-16
Re: [PATCH 05/16] mm: allow PF_MEMALLOC from softirq context · Andrew Morton <akpm@linux-foundation.org> · 2012-05-01
Re: [PATCH 05/16] mm: allow PF_MEMALLOC from softirq context · Mel Gorman <mgorman@suse.de> · 2012-05-02
Re: [PATCH 00/16] Swap-over-NBD without deadlocking V9 · Eric B Munson <hidden> · 2012-04-21
Re: [PATCH 00/16] Swap-over-NBD without deadlocking V9 · Andrew Morton <akpm@linux-foundation.org> · 2012-05-01
Re: [PATCH 00/16] Swap-over-NBD without deadlocking V9 · Mel Gorman <mgorman@suse.de> · 2012-05-03
Re: [PATCH 00/16] Swap-over-NBD without deadlocking V9 · David Miller <davem@davemloft.net> · 2012-05-03
Re: [PATCH 00/16] Swap-over-NBD without deadlocking V9 · Mel Gorman <mgorman@suse.de> · 2012-05-04

Re: [PATCH 01/16] mm: Serialize access to min_free_kbytes

From: David Rientjes <rientjes@google.com>
Date: 2012-04-23 23:50:54
Also in: linux-mm, lkml

On Mon, 16 Apr 2012, Mel Gorman wrote:

There is a race between the min_free_kbytes sysctl, memory hotplug
and transparent hugepage support enablement.  Memory hotplug uses a
zonelists_mutex to avoid a race when building zonelists. Reuse it to
serialise watermark updates.

[a.p.zijlstra@chello.nl: Older patch fixed the race with spinlock]
Signed-off-by: Mel Gorman <mgorman@suse.de>
Reviewed-by: Rik van Riel <redacted>

Acked-by: David Rientjes <rientjes@google.com>

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