[PATCHv5][PING^3][BZ #17833] _dl_close_worker() does not release inconsistent objects.

[Pavel Kopyl]

On 07/03/2015 02:46 AM, H.J. Lu wrote:
> On Thu, Jul 2, 2015 at 3:53 PM, Pavel Kopyl <p.kopyl@samsung.com> wrote:
>>
>> On 06/30/2015 06:12 PM, H.J. Lu wrote:
>>> On Tue, Jun 30, 2015 at 7:45 AM, Pavel Kopyl <p.kopyl@samsung.com> wrote:
>>> This patch changes DF_1_NODELETE path.  Do we have a testcase for
>>> sucessfully loading/unloading DF_1_NODELETE DSO with undefined
>>> symbols?
>>>
>>> It may have been asked before.  Can we reset unique symbols
>>> in _dl_open before calling _dl_close_worker?
>>>
>> Yes, I added testcases for three possible ways where we can get
>> DF_1_NODELETE:
>> 1. Unique symbols
>> 2. Load with RTLD_NODELETE flag.
>> 3. Link with '-z nodelete' option
>>
>>> Can we reset unique symbols in _dl_open before calling _dl_close_worker?
>> But I clear unique symbols exactly in
>> _dl_close_worker.<https://slovari.yandex.ru/exactly/en-ru>
>>
>>
> Looks good to me.
>
> Thanks.
>
Thanks for review.

I updated date in changelog.
If it's OK, please could you commit this patch because I don't have 
write access to glibc repo.

-Pavel
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