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On Wednesday 28 November 2012 17:44:21 Jan Kratochvil wrote: > On Wed, 28 Nov 2012 01:20:15 +0100, Pedro Alves wrote: > > I mentioned that this change could make it possible to find the separate > > debug file by name. > > I do not see how it could work, vDSO does not have and cannot have any disk > filename in L_NAME. > > Besides that even if there was a way non-build-id verification should never > be implemented for anything new, it does not work well and there is no > reason for it. the existing mechanisms might not translate cleanly to providing symbol information for vdso's. but i think it's worth figuring out. i don't think Linux is alone when it comes to vdso type functionality ... certainly *BSD/Solaris does something similar ? -mike
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