From: Rik van Riel <riel@redhat.com>
To: Michel Lespinasse <walken@google.com>
Cc: Hugh Dickins <hughd@google.com>, Mel Gorman <mgorman@suse.de>,
Peter Zijlstra <peterz@infradead.org>,
Johannes Weiner <hannes@cmpxchg.org>,
Andrea Arcangeli <aarcange@redhat.com>,
linux-mm@kvack.org
Subject: Re: [RFC PATCH 2/6] mm: check rb_subtree_gap correctness
Date: Thu, 01 Nov 2012 17:49:11 -0400 [thread overview]
Message-ID: <5092EE57.1030605@redhat.com> (raw)
In-Reply-To: <1351679605-4816-3-git-send-email-walken@google.com>
On 10/31/2012 06:33 AM, Michel Lespinasse wrote:
> When CONFIG_DEBUG_VM_RB is enabled, check that rb_subtree_gap is
> correctly set for every vma and that mm->highest_vm_end is also correct.
>
> Also add an explicit 'bug' variable to track if browse_rb() detected any
> invalid condition.
Looks somewhat familiar :)
> Signed-off-by: Michel Lespinasse <walken@google.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
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next prev parent reply other threads:[~2012-11-01 21:49 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-31 10:33 [RFC PATCH 0/6] mm: use augmented rbtrees for finding unmapped areas Michel Lespinasse
2012-10-31 10:33 ` [RFC PATCH 1/6] mm: augment vma rbtree with rb_subtree_gap Michel Lespinasse
2012-11-01 21:43 ` Rik van Riel
2012-10-31 10:33 ` [RFC PATCH 2/6] mm: check rb_subtree_gap correctness Michel Lespinasse
2012-11-01 21:49 ` Rik van Riel [this message]
2012-10-31 10:33 ` [RFC PATCH 3/6] mm: rearrange vm_area_struct for fewer cache misses Michel Lespinasse
2012-10-31 10:33 ` [RFC PATCH 4/6] mm: vm_unmapped_area() lookup function Michel Lespinasse
2012-11-02 16:52 ` Rik van Riel
2012-11-02 22:41 ` Michel Lespinasse
2012-11-03 0:40 ` Rik van Riel
2012-10-31 10:33 ` [RFC PATCH 5/6] mm: use vm_unmapped_area() on x86_64 architecture Michel Lespinasse
2012-11-02 20:39 ` Rik van Riel
2012-10-31 10:33 ` [RFC PATCH 6/6] mm: fix cache coloring on x86_64 Michel Lespinasse
2012-10-31 11:03 ` [RFC PATCH 0/6] mm: use augmented rbtrees for finding unmapped areas Michel Lespinasse
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