On Sat, 2018-03-03 at 11:07 -0500, Roberto C. Sánchez wrote: > On Sat, Mar 03, 2018 at 03:22:14PM +0000, Ben Hutchings wrote: > > > > I think that backporting gcc-4.9 and building the kernel with it (for > > x86) is lower risk than backporting the retpoline patches to gcc-4.7 > > and building the kernel with that. (In fact it's not just the kernel; > > if you change gcc-4.7 that has the potential to affect most updates to > > wheezy, even though use of retpoline should be disabled by defaul.) > > > > Thanks for clarifying. > > I will work on backporting your patched gcc-4.9 to wheezy. Should I also > start working on getting the wheezy kernel building with gcc-4.9? I > understand that an upload must wait for the kernel microde update you > mentioned previously.
I can handle the kernel changes. I've pushed a new branch (wheezy-security-retpoline) to https://anonscm.debian.org/cgit/kernel/linux.git/ This builds with gcc-4.9 from jessie. However it doesn't (yet) actually enable use of retpoline. Ben. -- Ben Hutchings [W]e found...that it wasn't as easy to get programs right as we had thought. ... I realized that a large part of my life from then on was going to be spent in finding mistakes in my own programs. - Maurice Wilkes, 1949
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