[Bug runtime/9937] verify user-space build-ids

["wenji dot huang at oracle dot com" <sourceware-bugzilla at sourceware dot org>]

------- Additional Comments From wenji dot huang at oracle dot com  2009-03-16 06:32 -------
Created an attachment (id=3826)
 --> (http://sourceware.org/bugzilla/attachment.cgi?id=3826&action=view)
Draft code for checking build-id

This is the draft code for validating build-id. There are several iterms needed
to 
be confirmed.
1. Where the checking should happen,  especially after vma module tracking code
is visible by Mark.  Currently,  I put the check in stap_uprobe_process_found
or stap_uprobe_vmchange_found
2. Searching the found task in _stp_modules through tgt->pathname/vm_path.  Is
it enough?
3. Once build-id validation failed,  just return error? Any more cleanup need
to be done?
4. More consideration?


-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=9937

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