Messages in this thread | | | Date | 28 Sep 2006 09:17:31 +0200 | Date | Thu, 28 Sep 2006 09:17:31 +0200 | From | Andi Kleen <> | Subject | Re: [PATCH] Put the BUG __FILE__ and __LINE__ info out of line |
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> Plan #17 is to just put the BUG inline and then put the EIP+file*+line into > a separate section, then search that section at BUG time to find the record > whose EIP points back at this ud2a. > > It's a bit messy for modules, but it minimises the .text impact and keeps > disassembly happy, no? > > And if done right it can probably be used by other architectures.
The way x86-64 solved it was to turn the inline code into valid instructions. This can be done with two additional bytes. IMHO that's the right solution for the problem on i386 too
-Andi
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