Re: [PATCH x86_64] Live Patching Function on 2.6.11.7

Chris Wedgwood
2005-04-18T04:07:27Z

On Mon, Apr 18, 2005 at 12:19:54PM +0900, Takashi Ikebe wrote:

> This patch add function called "Live patching" which is defined on
> OSDL's carrier grade linux requiremnt definition to linux 2.6.11.7
> kernel.

I;m curious as to what people decided this was a necessary
requirement.

> The live patching allows process to patch on-line (without
> restarting process) on i386 and x86_64 architectures, by overwriting
> jump assembly code on entry point of functions which you want to
> fix, to patched functions.

Why can't you use ptrace for all this?