Re: [PATCH 1/2] livepatch: Add a new function to verify the address and name match for extra module
From: Josh Poimboeuf
Date: Mon Apr 13 2015 - 18:59:02 EST
On Mon, Apr 13, 2015 at 06:37:10PM +0800, Minfei Huang wrote:
> For my patches, I think it is used by the persion which will compose the
> patch individually, not for the manufactor.
> Yes, Verifying extra function address is more useless in general, due to
> the changable address on different system.
> IMO, we shall do our best to make livepatch more robust.
IIUC, to use this, you'd have to load the module first, manually look up
the module function's address, and _then_ build the patch for the
running system. And the resulting patch wouldn't work on other systems.
Do you have concrete plans to use it this way?
Just trying to understand if this is needed for a real world usage
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