Messages in this thread | | | From | Dmitry Vyukov <> | Date | Mon, 9 May 2016 15:20:13 +0200 | Subject | Re: [PATCH v2 1/2] mm, kasan: improve double-free detection |
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On Mon, May 9, 2016 at 3:01 PM, Andrey Ryabinin <aryabinin@virtuozzo.com> wrote: > > > On 05/09/2016 02:35 PM, Luruo, Kuthonuzo wrote: >> >> This patch with atomic bit op is similar in spirit to v1 except that it increases metadata size. >> > > I don't think that this is a big deal. That will slightly increase size of objects <= (128 - 32) bytes. > And if someone think otherwise, we can completely remove 'alloc_size' > (we use it only to print size in report - not very useful).
Where did 128 come from? We now should allocate only 32 bytes for 16-byte user object. If not, there is something to fix.
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