CPU_MASK 14 arch/arm/mach-exynos/sleep.S #define CPU_MASK 0xff0ffff0 CPU_MASK 35 arch/arm/mach-omap2/omap-smp.c #define CPU_MASK 0xff0ffff0 CPU_MASK 39 drivers/net/dsa/mt7530.h #define CPU_MASK (0xf << 4)