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Re: [Libunwind-devel] vdso and libunwind
From: |
Richard Henderson |
Subject: |
Re: [Libunwind-devel] vdso and libunwind |
Date: |
Wed, 21 Apr 2010 21:27:54 -0700 |
User-agent: |
Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1.9) Gecko/20100330 Fedora/3.0.4-1.fc12 Thunderbird/3.0.4 |
On 04/21/2010 02:41 PM, Lassi Tuura wrote:
> Hi,
>
>>> - Recognise VDSO. If I understand correctly, the VDSO does not
>>> show up in the dynamic linker's list of shared objects...
>>
>> This is false -- dl_iterate_phdr will include the vdso.
>
> Thanks for the confirmation. As per my other mail, I was actually
> looking at vsyscall page - I don't even run on a system that has
> vdso. Will double check that dl_iterate_phdr actually does miss
> vsyscall page...
The vdso describes the vsyscall page.
r~
Re: [Libunwind-devel] vdso and libunwind, Richard Henderson, 2010/04/21