Messages in this thread | | | Date | Mon, 26 Nov 2012 18:18:43 +0400 | From | Cyrill Gorcunov <> | Subject | Re: vdso && cr (Was: arch_check_bp_in_kernelspace: fix the range check) |
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On Mon, Nov 26, 2012 at 11:55:01PM +1100, Amnon Shiloh wrote: > > You could of course keep that old code and modify only the very > first instruction of each routine into a jump instruction, but then > the code to which the process returns may not be compatible with > the new kernel and/or hardware configuration.
For sure there will be some limitations but I fear we can't do that much with it. I don't expect the regular program to use sigreturn for jumping into vdso code, but I could be wrong.
Cyrill
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