Re: [PATCHv4 0/3] Kernel Live Patching

Josh Poimboeuf
2014-11-26T15:55:44Z

On Wed, Nov 26, 2014 at 06:00:54PM +0900, Masami Hiramatsu wrote:
> (2014/11/26 2:15), Seth Jennings wrote:
> > Note to Steve:
> > Masami's IPMODIFY patch is heading for -next via your tree. Once it arrives,
> > I'll rebase and make the change to set IPMODIFY. Do not pull this for -next
> > yet. This version (v4) is for review and gathering acks.
>
> BTW, as we discussed IPMODIFY is an exclusive flag. So if we allocate ftrace_ops
> for each function in each patch, it could be conflict each other.
> Maybe we need to have another ops hashtable to find such conflict and new
> handler to handle it.

I agree, but this is not a problem with the current patch set because it
doesn't yet support patching the same function multiple times :-)

--
Josh