Merge remote-tracking branch 'shaggy/kexec-uek4-sparc' into sparc

Orabug: 21864391

Signed-off-by: Allen Pais <allen.pais@oracle.com>

diff --cc arch/sparc/Kconfig
Simple merge

diff --cc arch/sparc/include/asm/hypervisor.h
Simple merge

diff --cc arch/sparc/include/asm/pgtable_64.h
Simple merge

diff --cc arch/sparc/kernel/head_64.S
Simple merge

diff --cc arch/sparc/kernel/irq_64.c
Simple merge

diff --cc arch/sparc/kernel/pci_sun4v.c
Simple merge

diff --cc arch/sparc/kernel/smp_64.c
Simple merge

diff --cc arch/sparc/mm/init_64.c
Simple merge