From: Andrey Ryabinin <aryabinin@virtuozzo.com>
To: Dmitry Vyukov <dvyukov@google.com>, Joonsoo Kim <js1304@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Alexander Potapenko <glider@google.com>,
kasan-dev <kasan-dev@googlegroups.com>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
LKML <linux-kernel@vger.kernel.org>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>
Subject: Re: [PATCH v3] kasan/quarantine: fix bugs on qlist_move_cache()
Date: Fri, 1 Jul 2016 17:18:50 +0300 [thread overview]
Message-ID: <57767BCA.8010305@virtuozzo.com> (raw)
In-Reply-To: <CACT4Y+bVWR88KivuMnX9a9v1tkk8VhhxSVx6TjznPqxc26evjg@mail.gmail.com>
On 07/01/2016 05:15 PM, Dmitry Vyukov wrote:
> On Fri, Jul 1, 2016 at 4:09 PM, Joonsoo Kim <js1304@gmail.com> wrote:
>> 2016-07-01 23:03 GMT+09:00 Dmitry Vyukov <dvyukov@google.com>:
>>>> +
>>>> + if (obj_cache == cache)
>>>> + qlist_put(to, qlink, cache->size);
>>>> + else
>>>> + qlist_put(from, qlink, cache->size);
>>>
>>> This line is wrong. If obj_cache != cache, object size != cache->size.
>>> Quarantine contains objects of different sizes.
>>
>> You're right. 11 pm is not good time to work. :/
>> If it is fixed, the patch looks correct to you?
>> I will fix it and send v4 on next week.
>
>
> I don't see anything else wrong. But I need to see how you fix the size issue.
> Performance of this operation is not particularly critical, so the
> simpler the better.
Is there any other way besides obvious: s/cache->size/obj_cache->size ?
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next prev parent reply other threads:[~2016-07-01 14:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-01 14:02 js1304
2016-07-01 14:03 ` Dmitry Vyukov
2016-07-01 14:09 ` Joonsoo Kim
2016-07-01 14:15 ` Dmitry Vyukov
2016-07-01 14:18 ` Andrey Ryabinin [this message]
2016-07-01 14:20 ` Dmitry Vyukov
2016-07-01 14:37 ` Joonsoo Kim
2016-07-01 14:17 ` Andrey Ryabinin
2016-07-04 4:36 ` Joonsoo Kim
2016-07-04 9:43 ` Andrey Ryabinin
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