Messages in this thread | | | Subject | Re: [PATCH -mm] only drop root anon_vma if not self | From | Catalin Marinas <> | Date | Thu, 10 Jun 2010 12:21:06 +0100 |
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Dave,
On Thu, 2010-06-10 at 02:30 +0100, Dave Young wrote: > On Thu, Jun 10, 2010 at 9:16 AM, Rik van Riel <riel@redhat.com> wrote: > > On Wed, 9 Jun 2010 17:19:02 +0800 > > Dave Young <hidave.darkstar@gmail.com> wrote: > > > >> > Manually bisected mm patches, the memleak caused by following patch: > >> > > >> > mm-extend-ksm-refcounts-to-the-anon_vma-root.patch > >> > >> > >> So I guess the refcount break, either drop-without-get or over-drop > > > > I'm guessing I did not run the kernel with enough debug options enabled > > when I tested my patches... > > > > Dave & Catalin, thank you for tracking this down. > > > > Dave, does the below patch fix your issue? > > Yes, it fixed the issue. Thanks.
Thanks for investigating this issue.
BTW, without my kmemleak nobootmem patch (and CONFIG_NOBOOTMEM enabled), do you get other leaks (false positives). If my patch fixes the nobootmem problem, can I add a Tested-by: Dave Young?
Thanks.
-- Catalin
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