block: Add ROW, VR, Zen I/O schedulers
drivers/staging/android/logger.c: Free up some RAM
drivers/cpufreq/freq_table.c: Optimize cpufreq_frequency_table_verify()
drivers/char/random.c: Optimizations from szezso
kernel/time/tick-sched.c: Reduce overhead under high-freq idling patterns
lib/int_sqrt.c: Optimize square root algorithm
fs/fat/misc.c: Reduce worst case latencies
fs/buffer.c: Optimizations
arch/arm/include/asm/cacheflush.h: Don't round address range up to nearest page
kernel/timer.c: Optimize apply_slack()