Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../kernel/cgroup/cpuset.c:290:6: warning: context imbalance in 'cpuset_callback_lock_irq' - wrong count at exit ../kernel/cgroup/cpuset.c:295:6: warning: context imbalance in 'cpuset_callback_unlock_irq' - unexpected unlock ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static? Documentation/.renames.txt: warning: ignored by one of the .gitignore files ../kernel/cgroup/cpuset.c:284:6: warning: context imbalance in 'cpuset_callback_lock_irq' - wrong count at exit ../kernel/cgroup/cpuset.c:289:6: warning: context imbalance in 'cpuset_callback_unlock_irq' - unexpected unlock ../arch/x86/boot/version.c:18:12: warning: symbol 'kernel_version' was not declared. Should it be static?