[PATCH 0/4] powerpc: several cleanup patches for the FPU

[Kevin Hao]

All these patches passed the build test for the following configurations:
	ppc40x_defconfig
        ppc64e_defconfig
        ppc64_defconfig
	mpc85xx_defconfig
	mpc85xx_smp_defconfig
        corenet32_smp_defconfig
        corenet64_smp_defconfig
        ppc44x_defconfig
	mpc885_ads_defconfig
        pseries_defconfig

Also passed the boot test on a t4240qds board.

Kevin Hao (4):
  powerpc: remove the unused function disable_kernel_fp()
  powerpc: remove the redundant flush_fp_to_thread() in
    setup_sigcontext()
  powerpc: make flush_fp_to_thread() nop when CONFIG_PPC_FPU is disabled
  powerpc: remove the empty giveup_fpu() function on 32bit kernel

 arch/powerpc/include/asm/switch_to.h | 11 ++++++++---
 arch/powerpc/kernel/head_40x.S       |  8 --------
 arch/powerpc/kernel/head_44x.S       | 10 ----------
 arch/powerpc/kernel/head_8xx.S       |  4 ----
 arch/powerpc/kernel/head_fsl_booke.S | 10 ----------
 arch/powerpc/kernel/misc_64.S        | 13 -------------
 arch/powerpc/kernel/ppc_ksyms.c      |  2 ++
 arch/powerpc/kernel/process.c        |  2 ++
 arch/powerpc/kernel/signal_64.c      |  2 --
 arch/powerpc/math-emu/math.c         |  3 +--
 10 files changed, 13 insertions(+), 52 deletions(-)

-- 
1.8.1.4