From: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
To: vbabka@suse.cz, linux-mm@kvack.org
Cc: mgorman@techsingularity.net, mhocko@suse.cz, akpm@linux-foundation.org
Subject: Re: mm: kernel BUG at __free_one_page() or free_pcppages_bulk()
Date: Wed, 8 Feb 2017 23:01:11 +0900 [thread overview]
Message-ID: <201702082301.CGG05233.HLSMtFOJVFQFOO@I-love.SAKURA.ne.jp> (raw)
In-Reply-To: <5224177e-ca22-e726-c5ad-485ad5c9fd74@suse.cz>
Vlastimil Babka wrote:
> On 02/08/2017 11:32 AM, Tetsuo Handa wrote:
> > I trivially get race conditions while testing below diff on linux-next-20170207.
> > Is this diff doing something wrong? I tried CONFIG_KASAN=y but it reported nothing.
>
> You can't revert "mm, page_alloc: drain per-cpu pages from workqueue context"
> without "mm, page_alloc: only use per-cpu allocator for irq-safe requests".
OK. So, this test was invalid. Thank you.
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prev parent reply other threads:[~2017-02-08 14:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-08 10:32 Tetsuo Handa
2017-02-08 13:45 ` Vlastimil Babka
2017-02-08 14:01 ` Tetsuo Handa [this message]
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