Re: [PATCH] Reduce overhead of CONFIG_TIMER_STATS

From: Arnaldo Carvalho de Melo
Date: Sun Dec 16 2007 - 16:40:34 EST

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In reply to: Arnaldo Carvalho de Melo: "[PATCH] Reduce overhead of CONFIG_TIMER_STATS"
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Em Sun, Dec 16, 2007 at 07:29:44PM -0200, Arnaldo Carvalho de Melo escreveu:
> Hi,
> While looking at the pahole output for struct timer_list on
> recent kernels I noticed that there is a 4 bytes padding on struct
> timer_list that gets propagated to many structs on 64 bits
> architectures:

Not to irritate anybody, here it is:

Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>

And I mean it, sorry for not providing it in the first place :-)

> [acme@doppio linux-2.6]$ pahole -C timer_list /tmp/tcp.o.before
> struct timer_list {
> struct list_head entry; /* 0 16 */
> long unsigned int expires; /* 16 8 */
> void (*function)(long unsigned int); /* 24 8 */
> long unsigned int data; /* 32 8 */
> struct tvec_t_base_s *base; /* 40 8 */
> void * start_site; /* 48 8 */
> char start_comm[16]; /* 56 16 */
> /* --- cacheline 1 boundary (64 bytes) was 8 bytes ago --- */
> int start_pid; /* 72 4 */
>
> /* size: 80, cachelines: 2 */
> /* padding: 4 */
> /* last cacheline: 16 bytes */
> };
> [acme@doppio linux-2.6]$
>
> So the attached patch reduces the 4 bytes hole overhead of
> CONFIG_TIMER_STATS on 64bit architectures by shrinking the field for
> the process name by 4 bytes.
>
> Statistically this doesn't affects that many process names as
> most are less than 12 bytes. As CONFIG_TIMER_STATS is enabled at least
> on fedora kernels I think that we can, with this patch, still reap the
> benefits of powertopping.
>
> Results, with codiff supressing per object files per struct
> reports already showed in previous object file reports:
>
> [acme@doppio linux-2.6]$ codiff --structs /tmp/vmlinux.before ../build/linux-2.6/doppio/vmlinux
> /home/acme/git/linux-2.6/arch/x86/kernel/head64.c:
> struct timer_list | -8
> struct delayed_work | -8
> struct kioctx | -8
> struct hrtimer | -8
> struct signal_struct | -8
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/init_task.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/init/main.c:
> struct tty_struct | -8
> struct tty_bufhead | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/init/version.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/init/do_mounts.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/init/do_mounts_initrd.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/init/do_mounts_md.c:
> struct request_queue | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/init/initramfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/process_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/signal_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/traps_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/irq_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/ptrace_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/time_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/ioport_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/ldt_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/setup_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/i8259_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/sys_x86_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/i387_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/setup64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/bootflag.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/e820_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/reboot_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/quirks.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/pci-dma_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/pci-nommu_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/alternative.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/hpet.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/tsc_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/bugs_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/i8253.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/intel_cacheinfo.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mcheck/mce_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mcheck/mce_intel_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mcheck/mce_amd_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mtrr/main.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mtrr/if.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mtrr/generic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/mtrr/state.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/cpufreq/powernow-k8.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpu/perfctr-watchdog.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/acpi/boot.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/acpi/sleep_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/acpi/cstate.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/msr.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/cpuid.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/smp_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/smpboot_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/tsc_sync.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/apic_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/nmi_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/io_apic_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/mpparse_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/machine_kexec_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/crash.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/crash_dump_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/suspend_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/pci-gart_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/aperture_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/pci-calgary_64.c:
> struct iommu_table | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/tce_64.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/pci-swiotlb_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/kprobes_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/k8.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/audit_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/kernel/early-quirks.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/init_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/fault_64.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/ioremap_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/pageattr_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/mmap_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/hugetlbpage.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/numa_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/mm/srat_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/vdso/vma.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/sys_ia32.c:
> struct sock | -8
> struct net_device | +0
> struct neighbour | -8
> struct neigh_table | -16
> 9 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/ia32_signal.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/tls32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/ia32_binfmt.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/fpu32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/ptrace32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/syscall32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/mmap32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/ia32/ipc32.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/sched.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/fork.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/exec_domain.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/panic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/printk.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/profile.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/exit.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/kernel/itimer.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/softirq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/sysctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/capability.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/ptrace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/timer.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/user.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/user_namespace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/signal.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/sys.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/kmod.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/workqueue.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/pid.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/rcupdate.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/posix-timers.c:
> struct k_itimer | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/kthread.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/wait.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/posix-cpu-timers.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/mutex.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/hrtimer.c:
> struct hrtimer_sleeper | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/nsproxy.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/srcu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/utsname.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/notifier.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/timekeeping.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/ntp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/clocksource.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/timer_list.c:
> struct tick_sched | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/tick-common.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/tick-broadcast.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/tick-oneshot.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/tick-sched.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/time/timer_stats.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/futex.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/futex_compat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/rtmutex.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/cpu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/spinlock.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/uid16.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/module.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/kallsyms.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/main.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/pm.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/process.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/console.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/swsusp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/disk.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/snapshot.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/swap.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/power/user.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/acct.c:
> struct acct_glbs | -8
> 9 structs changed
>
> /home/acme/git/linux-2.6/kernel/kexec.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/compat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/stop_machine.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/audit.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/kernel/auditfilter.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/auditsc.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/kernel/audit_tree.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/kprobes.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/ksysfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/softlockup.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/handle.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/manage.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/spurious.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/resend.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/chip.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/devres.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/autoprobe.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/irq/proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/seccomp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/relay.c:
> struct rchan_buf | +0
> 6 structs changed
>
> /home/acme/git/linux-2.6/kernel/utsname_sysctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/delayacct.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/taskstats.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/kernel/tsacct.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/bootmem.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/filemap.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/mempool.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/oom_kill.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/fadvise.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/page_alloc.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/page-writeback.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/pdflush.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/readahead.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/swap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/truncate.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/vmscan.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/prio_tree.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/vmstat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/backing-dev.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/page_isolation.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/fremap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/highmem.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/mm/madvise.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/memory.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mincore.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mlock.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mmap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mprotect.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mremap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/msync.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/rmap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/vmalloc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/bounce.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/mm/page_io.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/swap_state.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/swapfile.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/thrash.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/hugetlb.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/mempolicy.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/sparse.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/sparse-vmemmap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/shmem.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/mm/shmem_acl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/slub.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/filemap_xip.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/migrate.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/mm/allocpercpu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/open.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/fs/read_write.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/file_table.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/super.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/char_dev.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/stat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/exec.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/pipe.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/namei.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/fcntl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/ioctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/readdir.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/select.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/fifo.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/locks.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/dcache.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/attr.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/bad_inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/file.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/namespace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/aio.c:
> struct aio_timeout | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/xattr.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/libfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/fs-writeback.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/pnode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/drop_caches.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/splice.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/sync.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/utimes.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/buffer.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/bio.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/fs/block_dev.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/direct-io.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/mpage.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/ioprio.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/inotify.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/inotify_user.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/eventpoll.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/anon_inodes.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/signalfd.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/eventfd.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/compat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/compat_ioctl.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/fs/nfsctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/binfmt_misc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/binfmt_elf.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/posix_acl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/generic_acl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/dquot.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/fs/quota.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/dnotify.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/mmu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/task_mmu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/root.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/base.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/generic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/array.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/proc_tty.c:
> 4 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/proc_misc.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/proc_sysctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/proc_net.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/kcore.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/vmcore.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/proc/kmsg.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/check.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/amiga.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/mac.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/msdos.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/osf.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/sgi.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/sun.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/efi.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/partitions/karma.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/fs/sysfs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/sysfs/file.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/sysfs/mount.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/devpts/inode.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/fs/dcookies.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/ramfs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/ramfs/file-mmu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/hugetlbfs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/namei.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/dir.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/util.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/rock.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/export.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/joliet.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/isofs/compress.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/debugfs/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/fs/debugfs/file.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/compat.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/util.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/msgutil.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/msg.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/sem.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/shm.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/ipc_sysctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/ipc/mqueue.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/ipc/compat_mq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/key.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/keyring.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/keyctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/permission.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/process_keys.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/request_key.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/request_key_auth.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/keys/proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/security.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/dummy.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/security/inode.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/avc.c:
> struct unix_sock | -8
> struct inet_sock | -8
> 11 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/hooks.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/selinuxfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/netlink.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/nlmsgtab.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/netif.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/exports.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/xfrm.c:
> struct xfrm_policy | -8
> struct xfrm_state | -16
> struct inet6_ifaddr | -8
> struct inet6_dev | -24
> struct ifmcaddr6 | -8
> 14 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/netlabel.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/ebitmap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/sidtab.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/avtab.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/policydb.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/services.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/conditional.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/selinux/ss/mls.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/commoncap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/security/capability.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/api.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/cipher.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/digest.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/compress.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/algapi.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/scatterwalk.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/hash.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/cryptomgr.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/hmac.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/crypto/sha1_generic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/block/elevator.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/ll_rw_blk.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/ioctl.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/genhd.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/block/scsi_ioctl.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/block/bsg.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/block/noop-iosched.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/block/as-iosched.c:
> struct as_data | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/deadline-iosched.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/block/cfq-iosched.c:
> struct cfq_data | -16
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/blktrace.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/block/compat_ioctl.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/lib/bug.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/ioremap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/kobject_uevent.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/lib/prio_tree.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/rwsem-spinlock.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/lib/delay_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/bust_spinlocks.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/lib/iomap.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/devres.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/kernel_lock.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/swiotlb.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/access.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/bus.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/probe.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/remove.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pci.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/quirks.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pci-driver.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/search.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pci-sysfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/rom.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/setup-res.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/portdrv_core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/portdrv_pci.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/portdrv_bus.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/aer/aerdrv_errprint.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/aer/aerdrv_core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/aer/aerdrv.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pcie/aer/aerdrv_acpi.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/hotplug.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/hotplug/pci_hotplug_core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/hotplug/acpi_pcihp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/msi.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/htirq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/setup-bus.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pci/pci-acpi.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fb_notify.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fbmem.c:
> struct fb_info | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fbmon.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fbcmap.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fbsysfs.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/modedb.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fbcvt.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/dummycon.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/vgacon.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/fbcon.c:
> struct fbcon_ops | -8
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/bitblit.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/softcursor.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/tileblit.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/fbcon_rotate.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/fbcon_cw.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/fbcon_ud.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/console/fbcon_ccw.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/backlight/backlight.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/cfbfillrect.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/cfbcopyarea.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/cfbimgblt.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/fb_defio.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/video/vesafb.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/osl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/namespace/nsinit.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/sleep/main.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/sleep/proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/bus.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/ec.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/pci_root.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/pci_link.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/pci_irq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/pci_bind.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/processor_core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/processor_throttling.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/processor_idle.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/thermal.c:
> struct acpi_thermal | -8
> 2 structs changed
>
> /home/acme/git/linux-2.6/drivers/acpi/event.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pnp/core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pnp/resource.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pnp/pnpacpi/rsparser.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/mem.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/random.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/tty_io.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/n_tty.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/tty_ioctl.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/pty.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/vt_ioctl.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/vc_screen.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/consolemap.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/selection.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/keyboard.c:
> struct input_dev | -8
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/vt.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/tty_audit.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/sysrq.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/rtc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/hpet.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/nvram.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/hw_random/core.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/backend.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/frontend.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/generic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/isoch.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/compat_ioctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/amd64-agp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/intel-agp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/sis-agp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/char/agp/via-agp.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/connector/cn_queue.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/connector/connector.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/connector/cn_proc.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/serial/serial_core.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/serial/8250.c:
> struct uart_8250_port | -8
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/serial/8250_pnp.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/serial/8250_pci.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/serial/8250_early.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/dd.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/platform.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/cpu.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/power/trace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/dma-mapping.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/dmapool.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/firmware_class.c:
> struct firmware_priv | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/node.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/base/topology.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/block/rd.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/net/Space.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/net/loopback.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/drivers/macintosh/mac_hid.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/cs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/cistpl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/rsrc_mgr.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/socket_sysfs.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/cardbus.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/ds.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/pcmcia_resource.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/pcmcia_ioctl.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/rsrc_nonstatic.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/pcmcia/yenta_socket.c:
> struct yenta_socket | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/usb.c:
> struct usb_device | -8
> struct usb_hcd | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/hub.c:
> struct usb_hub | -8
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/hcd.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/urb.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/message.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/driver.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/config.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/file.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/buffer.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/sysfs.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/endpoint.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/devio.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/notify.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/generic.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/quirks.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/hcd-pci.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/inode.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/core/devices.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/mon/mon_main.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/mon/mon_stat.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/mon/mon_text.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/mon/mon_bin.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/mon/mon_dma.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/usb/host/pci-quirks.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/serio/serio.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/serio/i8042.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/serio/serport.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/serio/libps2.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/input.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/ff-core.c:
> 2 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/ff-memless.c:
> struct ml_device | -8
> 3 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mousedev.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/evdev.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/keyboard/atkbd.c:
> struct atkbd | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/psmouse-base.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/synaptics.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/alps.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/logips2pp.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/lifebook.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/input/mouse/trackpoint.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/i2c/i2c-boardinfo.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/md/md.c:
> struct mddev_s | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/md/bitmap.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/drivers/cpufreq/cpufreq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/cpufreq/cpufreq_userspace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/cpuidle/cpuidle.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/firmware/dmi_scan.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/clocksource/acpi_pm.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/hid-core.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/hid-input.c:
> 2 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/hid-debug.c:
> 2 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-core.c:
> struct usbhid_device | -8
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hiddev.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-pidff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-lgff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-plff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-tmff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-zpff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/drivers/hid/usbhid/hid-ff.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/i386.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/direct.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/fixup.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/init.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/acpi.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/legacy.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/irq.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/common.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/early.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/mmconfig_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/mmconfig-shared.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/arch/x86/pci/k8-bus_64.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/socket.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/sock.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/core/request_sock.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/skbuff.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/core/iovec.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/datagram.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/stream.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/scm.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/gen_stats.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/gen_estimator.c:
> struct gen_estimator_head | -8
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/core/net_namespace.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/sysctl_net_core.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/core/dev.c:
> struct netpoll_info | -8
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/core/ethtool.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/core/dev_mcast.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/dst.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/net/core/netevent.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/neighbour.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/rtnetlink.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/utils.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/link_watch.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/filter.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/flow.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/core/net-sysfs.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/core/netpoll.c:
> struct in_device | -16
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/core/fib_rules.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/compat.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/llc/llc_core.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/llc/llc_input.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/llc/llc_output.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/ethernet/eth.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ethernet/pe2.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/802/sysctl_net_802.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/802/p8022.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/802/psnap.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/802/tr.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/net/802/fc.c:
> 8 structs changed
>
> /home/acme/git/linux-2.6/net/802/fddi.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/sched/sch_generic.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/sch_api.c:
> struct qdisc_watchdog | -8
> 7 structs changed
>
> /home/acme/git/linux-2.6/net/sched/sch_blackhole.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/cls_api.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/act_api.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/act_police.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/sch_fifo.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/sched/ematch.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/netlink/af_netlink.c:
> struct netlink_sock | -8
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/netlink/attr.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/netlink/genetlink.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netfilter/core.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/netfilter/nf_log.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netfilter/nf_queue.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netfilter/nf_sockopt.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/route.c:
> struct ip_mc_list | -8
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/inetpeer.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/protocol.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_input.c:
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_fragment.c:
> struct inet_frag_queue | -8
> struct inet_frags | -8
> struct ipq | -8
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_forward.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_options.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_output.c:
> 15 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ip_sockglue.c:
> struct inet_connection_sock | -24
> 18 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/inet_hashtables.c:
> struct inet_timewait_death_row | -16
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/inet_timewait_sock.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/inet_connection_sock.c:
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp.c:
> struct tcp_sock | -24
> 18 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_input.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_output.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_timer.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_ipv4.c:
> 18 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_minisocks.c:
> 18 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_cong.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/datagram.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/raw.c:
> struct raw_sock | -8
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/udp.c:
> struct udp_sock | -8
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/udplite.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/arp.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/icmp.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/devinet.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/af_inet.c:
> 17 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/igmp.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/sysctl_net_ipv4.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/fib_frontend.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/fib_semantics.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/inet_fragment.c:
> 7 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/fib_hash.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/proc.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/fib_rules.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/ipmr.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/syncookies.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/netfilter.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/tcp_cubic.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/cipso_ipv4.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/xfrm4_policy.c:
> 15 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/xfrm4_state.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/xfrm4_input.c:
> 16 structs changed
>
> /home/acme/git/linux-2.6/net/ipv4/xfrm4_output.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_policy.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_state.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_hash.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_input.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_output.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_algo.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/xfrm/xfrm_user.c:
> 14 structs changed
>
> /home/acme/git/linux-2.6/net/unix/af_unix.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/unix/garbage.c:
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/unix/sysctl_net_unix.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/ipv6/addrconf_core.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ipv6/exthdrs_core.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/ipv6/inet6_hashtables.c:
> 12 structs changed
>
> /home/acme/git/linux-2.6/net/packet/af_packet.c:
> struct packet_sock | -8
> 10 structs changed
>
> /home/acme/git/linux-2.6/net/wireless/wext.c:
> 6 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_user.c:
> 11 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_kapi.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_domainhash.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_mgmt.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_unlabeled.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/netlabel/netlabel_cipso_v4.c:
> 9 structs changed
>
> /home/acme/git/linux-2.6/net/sysctl_net.c:
> 5 structs changed
>
> /home/acme/git/linux-2.6/lib/semaphore-sleepers.c:
> 5 structs changed

> diff --git a/include/linux/hrtimer.h b/include/linux/hrtimer.h
> index 7a9398e..7b29bc6 100644
> --- a/include/linux/hrtimer.h
> +++ b/include/linux/hrtimer.h
> @@ -121,7 +121,7 @@ struct hrtimer {
> #endif
> #ifdef CONFIG_TIMER_STATS
> void *start_site;
> - char start_comm[16];
> + char start_comm[12];
> int start_pid;
> #endif
> };
> diff --git a/include/linux/timer.h b/include/linux/timer.h
> index 78cf899..2556358 100644
> --- a/include/linux/timer.h
> +++ b/include/linux/timer.h
> @@ -17,7 +17,7 @@ struct timer_list {
> struct tvec_t_base_s *base;
> #ifdef CONFIG_TIMER_STATS
> void *start_site;
> - char start_comm[16];
> + char start_comm[12];
> int start_pid;
> #endif
> };
> diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
> index e65dd0b..2349c2b 100644
> --- a/kernel/hrtimer.c
> +++ b/kernel/hrtimer.c
> @@ -632,7 +632,7 @@ void __timer_stats_hrtimer_set_start_info(struct hrtimer *timer, void *addr)
> return;
>
> timer->start_site = addr;
> - memcpy(timer->start_comm, current->comm, TASK_COMM_LEN);
> + memcpy(timer->start_comm, current->comm, sizeof(timer->start_comm));
> timer->start_pid = current->pid;
> }
> #endif
> @@ -1006,7 +1006,7 @@ void hrtimer_init(struct hrtimer *timer, clockid_t clock_id,
> #ifdef CONFIG_TIMER_STATS
> timer->start_site = NULL;
> timer->start_pid = -1;
> - memset(timer->start_comm, 0, TASK_COMM_LEN);
> + memset(timer->start_comm, 0, sizeof(timer->start_comm));
> #endif
> }
> EXPORT_SYMBOL_GPL(hrtimer_init);
> diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
> index 12c5f4c..2259b55 100644
> --- a/kernel/time/timer_list.c
> +++ b/kernel/time/timer_list.c
> @@ -50,7 +50,7 @@ static void
> print_timer(struct seq_file *m, struct hrtimer *timer, int idx, u64 now)
> {
> #ifdef CONFIG_TIMER_STATS
> - char tmp[TASK_COMM_LEN + 1];
> + char tmp[sizeof(timer->start_comm) + 1];
> #endif
> SEQ_printf(m, " #%d: ", idx);
> print_name_offset(m, timer);
> @@ -60,8 +60,8 @@ print_timer(struct seq_file *m, struct hrtimer *timer, int idx, u64 now)
> #ifdef CONFIG_TIMER_STATS
> SEQ_printf(m, ", ");
> print_name_offset(m, timer->start_site);
> - memcpy(tmp, timer->start_comm, TASK_COMM_LEN);
> - tmp[TASK_COMM_LEN] = 0;
> + memcpy(tmp, timer->start_comm, sizeof(timer->start_comm));
> + tmp[sizeof(timer->start_comm)] = 0;
> SEQ_printf(m, ", %s/%d", tmp, timer->start_pid);
> #endif
> SEQ_printf(m, "\n");
> diff --git a/kernel/timer.c b/kernel/timer.c
> index a05817c..c7705dd 100644
> --- a/kernel/timer.c
> +++ b/kernel/timer.c
> @@ -303,7 +303,7 @@ void __timer_stats_timer_set_start_info(struct timer_list *timer, void *addr)
> return;
>
> timer->start_site = addr;
> - memcpy(timer->start_comm, current->comm, TASK_COMM_LEN);
> + memcpy(timer->start_comm, current->comm, sizeof(timer->start_comm));
> timer->start_pid = current->pid;
> }
>
> @@ -336,7 +336,7 @@ void fastcall init_timer(struct timer_list *timer)
> #ifdef CONFIG_TIMER_STATS
> timer->start_site = NULL;
> timer->start_pid = -1;
> - memset(timer->start_comm, 0, TASK_COMM_LEN);
> + memset(timer->start_comm, 0, sizeof(timer->start_comm));
> #endif
> }
> EXPORT_SYMBOL(init_timer);

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