On Fri, Mar 06, 2015 at 09:45:16AM -0800, Greg Kroah-Hartman wrote: > On Fri, Mar 06, 2015 at 08:22:49AM -0800, Guenter Roeck wrote: > > On Thu, Mar 05, 2015 at 10:30:34PM -0800, Greg Kroah-Hartman wrote: > > > On Thu, Mar 05, 2015 at 04:08:44PM +0000, James Hogan wrote: > > > > [ Upstream commit 3ce465e04bfd8de9956d515d6e9587faac3375dc ] > > > > > > > > Export the _save_fp asm function used by the lose_fpu(1) macro to GPL > > > > modules so that KVM can make use of it when it is built as a module. > > > > > > > > This fixes the following build error when CONFIG_KVM=m due to commit > > > > f798217dfd03 ("KVM: MIPS: Don't leak FPU/DSP to guest"): > > > > > > > > ERROR: "_save_fp" [arch/mips/kvm/kvm.ko] undefined! > > > > > > > > Signed-off-by: James Hogan <james.ho...@imgtec.com> > > > > Fixes: f798217dfd03 (KVM: MIPS: Don't leak FPU/DSP to guest) > > > > Cc: Paolo Bonzini <pbonz...@redhat.com> > > > > Cc: Ralf Baechle <r...@linux-mips.org> > > > > Cc: Paul Burton <paul.bur...@imgtec.com> > > > > Cc: Gleb Natapov <g...@kernel.org> > > > > Cc: kvm@vger.kernel.org > > > > Cc: linux-m...@linux-mips.org > > > > Cc: <sta...@vger.kernel.org> # 3.10...3.15 > > > > Patchwork: https://patchwork.linux-mips.org/patch/9260/ > > > > Signed-off-by: Ralf Baechle <r...@linux-mips.org> > > > > [james.ho...@imgtec.com: Only export when CPU_R4K_FPU=y prior to v3.16, > > > > so as not to break the Octeon build which excludes FPU support. KVM > > > > depends on MIPS32r2 anyway.] > > > > Signed-off-by: James Hogan <james.ho...@imgtec.com> > > > > --- > > > > Appologies for the previous cavium_octeon_defconfig link breakage. > > > > Octeon has the symbol since 3.16, but not before. This backport should > > > > do the trick for stable 3.10, 3.12, and 3.14. Build tested with > > > > cavium_octeon_defconfig and malta_kvm_defconfig on those stable > > > > branches. > > > > --- > > > > arch/mips/kernel/mips_ksyms.c | 8 ++++++++ > > > > 1 file changed, 8 insertions(+) > > > > > > Now fixed up, thanks. > > > > > My auto-builders still fail to build cavium_octeon_defconfig for 3.10 and > > 3.14, > > and as far as I can see they picked up no changes. Did you push the changes > > into > > the stable queue repository ? > > I didn't push it publically, didn't have access to my 2-factor key so > couldn't do it. Should be there now, sorry about that. > Confirmed, all is good now.
Thanks, Guenter -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html