* Re: Fw: Panic while enabling 2nd CPU core after suspend to ram on Intel Atom CPU
2011-07-26 20:03 ` Fw: Panic while enabling 2nd CPU core after suspend to ram on Intel Atom CPU Rafael J. Wysocki
@ 2011-07-27 22:54 ` Andrew Morton
2011-07-28 14:40 ` Alan Stern
0 siblings, 1 reply; 3+ messages in thread
From: Andrew Morton @ 2011-07-27 22:54 UTC (permalink / raw)
To: Rafael J. Wysocki; +Cc: Ingo Molnar, Linux PM mailing list
On Tue, 26 Jul 2011 22:03:25 +0200
"Rafael J. Wysocki" <rjw@sisk.pl> wrote:
> On Thursday, July 21, 2011, Andrew Morton wrote:
> >
> > who would be an appropriate person to look at this one?
> >
> > The suspend_test warning is Rafael, I guess. But the mwait_idle oops?
>
> The suspend_test warning only means that the resuming of devices took
> too much time.
OK, but why did mwait_idle() oops?
And why do so many people just ignore so many bug reports? Do we
expect these things to solve themselves?
Sigh.
>
> > Begin forwarded message:
> >
> > Date: Sun, 17 Jul 2011 17:00:14 +0200
> > From: Martin S__fke <martinlkml2011@piximail.de>
> > To: linux-kernel@vger.kernel.org
> > Subject: Panic while enabling 2nd CPU core after suspend to ram on Intel Atom CPU
> >
> >
> > Hello, everybody.
> >
> > I get the following kernel panic after my system has been sent to "suspend to ram":
> > The system has an Intel Atom D525 Dual Core CPU with hyperthreading, showing up as 4 cpus in /proc/cpuinfo. After the kernel panic happened, the caps-lock and scroll-lock LED on the keyboard are blinking.
> >
> > $ ksymoops -m /boot/System.map-3.0.0-rc7min oops_without_timestamps.log
> > ksymoops 2.4.11 on x86_64 3.0.0-rc7min. Options used
> > -V (default)
> > -k /proc/ksyms (default)
> > -l /proc/modules (default)
> > -o /lib/modules/3.0.0-rc7min/ (default)
> > -m /boot/System.map-3.0.0-rc7min (specified)
> >
> > Error (regular_file): read_ksyms stat /proc/ksyms failed
> > ksymoops: No such file or directory
> > No modules in ksyms, skipping objects
> > No ksyms, skipping lsmod
> > CPU 1
> > Pid: 0, comm: kworker/0:0 Tainted: G W 3.0.0-rc7min #14 Gigabyte Technology Co., Ltd. D525TUD/D525TUD
> > RIP: 0010:[<ffffffff810088cf>] [<ffffffff810088cf>] mwait_idle+0xd2/0x159
> > Using defaults from ksymoops -t elf64-x86-64 -a i386:x86-64
> > RSP: 0000:ffff88013f515ef8 EFLAGS: 00010046
> > RAX: ffff88013f514010 RBX: ffff88013f515fd8 RCX: 0000000000000000
> > RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff818df108
> > RBP: ffff88013f515f08 R08: 0000000000000000 R09: 0000000000000000
> > R10: 7fffffffffffffff R11: ffffffff8184e4d0 R12: 0000000000000001
> > R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
> > FS: 0000000000000000(0000) GS:ffff88013fc80000(0000) knlGS:0000000000000000
> > CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> > CR2: 0000000000000000 CR3: 0000000001803000 CR4: 00000000000006e0
> > ffffffff818525a0 ffff88013f514010 ffff88013f515f28 ffffffff81001c88
> > 0000000000000001 0000000000000000 ffff88013f515f48 ffffffff81411371
> > 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> > Call Trace:
> > [<ffffffff81001c88>] cpu_idle+0x5a/0x91
> > [<ffffffff81411371>] start_secondary+0x19c/0x1a0
> > Code: c2 74 13 65 48 8b 04 25 88 b5 00 00 48 2d d8 1f 00 00 0f ae 78 10 31 d2 65 48 8b 1c 25 88 b5 00 00 48 89 d1 48 8d 83 38 e0 ff ff <0f> 01 c8 0f ae f0 48 8b 83 38 e0 ff ff a8 08 75 08 31 c0 fb 0f
> >
> >
> > >>RIP; ffffffff810088cf <mwait_idle+d2/159> <=====
> >
> > >>RAX; ffff88013f514010 <phys_startup_64+ffff88013e514010/ffffffff80000000>
> > >>RBX; ffff88013f515fd8 <phys_startup_64+ffff88013e515fd8/ffffffff80000000>
> > >>RDI; ffffffff818df108 <idle_notifier+8/10>
> > >>RBP; ffff88013f515f08 <phys_startup_64+ffff88013e515f08/ffffffff80000000>
> > >>R10; 7fffffffffffffff <phys_startup_64+7ffffffffeffffff/ffffffff80000000>
> > >>R11; ffffffff8184e4d0 <migration_notifier+0/20>
> >
> > Trace; ffffffff81001c88 <cpu_idle+5a/91>
> > Trace; ffffffff81411371 <start_secondary+19c/1a0>
> >
> > Code; ffffffff810088a4 <mwait_idle+a7/159>
> > 0000000000000000 <_RIP>:
> > Code; ffffffff810088a4 <mwait_idle+a7/159>
> > 0: c2 74 13 retq $0x1374
> > Code; ffffffff810088a7 <mwait_idle+aa/159>
> > 3: 65 48 8b 04 25 88 b5 mov %gs:0xb588,%rax
> > Code; ffffffff810088ae <mwait_idle+b1/159>
> > a: 00 00
> > Code; ffffffff810088b0 <mwait_idle+b3/159>
> > c: 48 2d d8 1f 00 00 sub $0x1fd8,%rax
> > Code; ffffffff810088b6 <mwait_idle+b9/159>
> > 12: 0f ae 78 10 clflush 0x10(%rax)
> > Code; ffffffff810088ba <mwait_idle+bd/159>
> > 16: 31 d2 xor %edx,%edx
> > Code; ffffffff810088bc <mwait_idle+bf/159>
> > 18: 65 48 8b 1c 25 88 b5 mov %gs:0xb588,%rbx
> > Code; ffffffff810088c3 <mwait_idle+c6/159>
> > 1f: 00 00
> > Code; ffffffff810088c5 <mwait_idle+c8/159>
> > 21: 48 89 d1 mov %rdx,%rcx
> > Code; ffffffff810088c8 <mwait_idle+cb/159>
> > 24: 48 8d 83 38 e0 ff ff lea -0x1fc8(%rbx),%rax
> > Code; ffffffff810088cf <mwait_idle+d2/159> <=====
> > 2b: 0f 01 c8 monitor %rax,%rcx,%rdx <=====
> > Code; ffffffff810088d2 <mwait_idle+d5/159>
> > 2e: 0f ae f0 mfence
> > Code; ffffffff810088d5 <mwait_idle+d8/159>
> > 31: 48 8b 83 38 e0 ff ff mov -0x1fc8(%rbx),%rax
> > Code; ffffffff810088dc <mwait_idle+df/159>
> > 38: a8 08 test $0x8,%al
> > Code; ffffffff810088de <mwait_idle+e1/159>
> > 3a: 75 08 jne 44 <_RIP+0x44>
> > Code; ffffffff810088e0 <mwait_idle+e3/159>
> > 3c: 31 c0 xor %eax,%eax
> > Code; ffffffff810088e2 <mwait_idle+e5/159>
> > 3e: fb sti
> > Code; ffffffff810088e3 <mwait_idle+e6/159>
> > 3f:
> >
> > Kernel panic - not syncing: Attempted to kill the idle task!
> > Pid: 0, comm: kworker/0:0 Tainted: G D W 3.0.0-rc7min #14
> > Call Trace:
> > [<ffffffff81414bc4>] panic+0x8c/0x199
> > [<ffffffff810343d5>] do_exit+0xab/0x737
> > [<ffffffff8103137a>] ? kmsg_dump+0x44/0xe3
> > [<ffffffff81004fe4>] oops_end+0xb1/0xb9
> > [<ffffffff810050d2>] die+0x55/0x5e
> > [<ffffffff81002bce>] do_trap+0x11c/0x12b
> > [<ffffffff81002f4e>] do_invalid_op+0x91/0x9a
> > [<ffffffff810088cf>] ? mwait_idle+0xd2/0x159
> > [<ffffffff81016a71>] ? __setup_APIC_LVTT+0x67/0x88
> > [<ffffffff81052939>] ? ktime_get+0x5f/0xb5
> > [<ffffffff81016aaa>] ? lapic_next_event+0x18/0x1c
> > [<ffffffff81056a4a>] ? clockevents_program_event+0x75/0x7e
> > [<ffffffff81056d77>] ? tick_setup_periodic+0x6f/0x81
> > [<ffffffff814186d5>] invalid_op+0x15/0x20
> > [<ffffffff810088cf>] ? mwait_idle+0xd2/0x159
> > [<ffffffff8104f5dc>] ? atomic_notifier_call_chain+0x13/0x15
> > [<ffffffff81001c88>] cpu_idle+0x5a/0x91
> > [<ffffffff81411371>] start_secondary+0x19c/0x1a0
> > Warning (Oops_read): Code line not seen, dumping what data is available
> >
> >
> > Trace; ffffffff81414bc4 <panic+8c/199>
> > Trace; ffffffff810343d5 <do_exit+ab/737>
> > Trace; ffffffff8103137a <kmsg_dump+44/e3>
> > Trace; ffffffff81004fe4 <oops_end+b1/b9>
> > Trace; ffffffff810050d2 <die+55/5e>
> > Trace; ffffffff81002bce <do_trap+11c/12b>
> > Trace; ffffffff81002f4e <do_invalid_op+91/9a>
> > Trace; ffffffff810088cf <mwait_idle+d2/159>
> > Trace; ffffffff81016a71 <__setup_APIC_LVTT+67/88>
> > Trace; ffffffff81052939 <ktime_get+5f/b5>
> > Trace; ffffffff81016aaa <lapic_next_event+18/1c>
> > Trace; ffffffff81056a4a <clockevents_program_event+75/7e>
> > Trace; ffffffff81056d77 <tick_setup_periodic+6f/81>
> > Trace; ffffffff814186d5 <invalid_op+15/20>
> > Trace; ffffffff810088cf <mwait_idle+d2/159>
> > Trace; ffffffff8104f5dc <atomic_notifier_call_chain+13/15>
> > Trace; ffffffff81001c88 <cpu_idle+5a/91>
> > Trace; ffffffff81411371 <start_secondary+19c/1a0>
> > 1 warning and 1 error issued. Results may not be reliable.
> >
> > To get there, I do the following:
> > 1) disable cpu1 and cpu2 (both on cpu core 1 if I got it right) with:
> > $ echo 0 > /sys/devices/system/cpu/cpu1/online
> > $ echo 0 > /sys/devices/system/cpu/cpu2/online
> > this leaves me with cpu0 and cpu3 which are both hyperthreads on
> >
> > 2) suspend to ram, then resume the system
> > $ echo mem > /sys/power/state
> > (system goes into suspend, resumable by pressing the power button)
> >
> > 2a) During supend, a warning is issuted. My guess is that the harddisk is simply slow to spin up. Is that guess right ?
> > $ dmesg
> > [ 104.092215] PM: Syncing filesystems ... done.
> > [ 104.096763] PM: Preparing system for mem sleep
> > [ 104.104047] Freezing user space processes ... (elapsed 0.01 seconds) done.
> > [ 104.121723] Freezing remaining freezable tasks ... (elapsed 0.01 seconds) done.
> > [ 104.139774] PM: Entering mem sleep
> > [ 104.143700] sd 1:0:0:0: [sdb] Synchronizing SCSI cache
> > [ 104.143721] sd 0:0:0:0: [sda] Synchronizing SCSI cache
> > [ 104.143878] sd 0:0:0:0: [sda] Stopping disk
> > [ 104.158499] sd 1:0:0:0: [sdb] Stopping disk
> > [ 104.169431] serial 00:08: disabled
> > [ 104.172946] serial 00:08: wake-up capability disabled by ACPI
> > [ 108.652030] serial 00:08: activated
> > [ 108.963044] ata6: SATA link down (SStatus 0 SControl 300)
> > [ 108.968599] ata5: SATA link down (SStatus 0 SControl 300)
> > [ 110.156028] ata1: link is slow to respond, please be patient (ready=0)
> > [ 110.162673] ata2: link is slow to respond, please be patient (ready=0)
> > [ 113.943040] ata2: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> > [ 113.951711] ata2.00: configured for UDMA/133
> > [ 114.803024] ata1: COMRESET failed (errno=-16)
> > [ 117.050031] ata1: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> > [ 117.086293] ata1.00: configured for UDMA/133
> > [ 117.100984] PM: resume of devices complete after 12306.735 msecs
> > [ 117.107275] PM: resume devices took 12.313 seconds
> > [ 117.112177] ------------[ cut here ]------------
> > [ 117.116910] WARNING: at kernel/power/suspend_test.c:53 suspend_test_finish+0x7b/0x84()
> > [ 117.125009] Hardware name: D525TUD
> > [ 117.128511] Component: resume devices, time: 12313
> > [ 117.133414] Pid: 3612, comm: echo Not tainted 3.0.0-rc7min #14
> > [ 117.139352] Call Trace:
> > [ 117.141905] [<ffffffff81030f02>] warn_slowpath_common+0x7b/0x93
> > [ 117.148024] [<ffffffff81030fae>] warn_slowpath_fmt+0x41/0x43
> > [ 117.153882] [<ffffffff8105dabb>] suspend_test_finish+0x7b/0x84
> > [ 117.159918] [<ffffffff8105d853>] suspend_devices_and_enter+0x1d9/0x236
> > [ 117.166642] [<ffffffff8105d98f>] enter_state+0xdf/0x135
> > [ 117.172062] [<ffffffff8105d062>] state_store+0xb1/0xce
> > [ 117.177403] [<ffffffff81210ee3>] kobj_attr_store+0x17/0x19
> > [ 117.183088] [<ffffffff81113a97>] sysfs_write_file+0xef/0x12b
> > [ 117.188947] [<ffffffff810c5687>] vfs_write+0xae/0x153
> > [ 117.194196] [<ffffffff810c57e5>] sys_write+0x45/0x6c
> > [ 117.199362] [<ffffffff81417afb>] system_call_fastpath+0x16/0x1b
> > [ 117.205481] ---[ end trace 27f1f84a48a28b3a ]---
> > [ 117.210220] PM: Finishing wakeup.
> > [ 117.213636] Restarting tasks ... done.
> >
> > 3) Now enabling the cpu1 or cpu2 (on core 1) leads to the panic:
> > $ echo 1 > /sys/devices/system/cpu/cpu1/online
> > [ 162.550537] Booting Node 0 Processor 1 APIC 0x2
> > [ 162.555190] smpboot cpu 1: start_ip = 9a000
> > [ 28.795663] Disabled fast string operations
> > [ 162.638260] invalid opcode: 0000 [#1] SMP
> > [ 162.638260] CPU 1
> > [ 162.638260] Pid: 0, comm: kworker/0:0 Tainted: G W 3.0.0-rc7min #14 Gigabyte Technology Co., Ltd. D525TUD/D525TUD
> > ... this is the oops which is at the beginnin ot the message ...
> >
> > Attached: kernel .config, cpuinfo, content of /sys/power/* and content of /sys/devices/system/cpu/*
> >
> > More info:
> > enabling and disabling cpu1, cpu2 and/or cpu3 in any combination or sequence works without errror if the system had not been suspended to ram before.
> > Suspend to disk works, also works if all cpus are enabled
> > Testing suspend to ram with /sys/power/pm_test works with all tests, including "core" even if all cpus are enabled
> > suspend to ram does not work with all cpus enabled, the system will only show the VGA BIOS greeting message and blinking keyboard leds.
> >
> > If CONFIG_INTEL_IDLE is set in kernel config, the oops trace will include "intel_idle" instead of "mwait_idle" but not differ much otherwise. I can provide an oops trace with intel_idle if it helps.
> >
> > I have tested kernels 2.6.35.10 2.6.36.2 2.6.37-rc6 2.6.39-git all with the same problem half a year ago.
> > Back then, the system had BIOS revision F3, this got upgraded to F4 for the tests with the 3.0.0-rc7 kernel.
> >
> > Earlier, I had tried posting the problem to the linux-pm mailing list
> > https://lists.linux-foundation.org/pipermail/linux-pm/2010-December/029654.html
> > https://lists.linux-foundation.org/pipermail/linux-pm/2010-December/029655.html
> > https://lists.linux-foundation.org/pipermail/linux-pm/2010-December/029656.html
> > However, I got the only answer I got was to try it on the LKML
> >
> > Any help is appreciated.
> >
> > I am NOT on the LKML, so please CC me in replies.
> > -Martin
> >
> > ------------------ Kernel config -------------
> > CONFIG_64BIT=y
> > CONFIG_X86_64=y
> > CONFIG_X86=y
> > CONFIG_INSTRUCTION_DECODER=y
> > CONFIG_OUTPUT_FORMAT="elf64-x86-64"
> > CONFIG_ARCH_DEFCONFIG="arch/x86/configs/x86_64_defconfig"
> > CONFIG_GENERIC_CMOS_UPDATE=y
> > CONFIG_CLOCKSOURCE_WATCHDOG=y
> > CONFIG_GENERIC_CLOCKEVENTS=y
> > CONFIG_GENERIC_CLOCKEVENTS_BROADCAST=y
> > CONFIG_LOCKDEP_SUPPORT=y
> > CONFIG_STACKTRACE_SUPPORT=y
> > CONFIG_HAVE_LATENCYTOP_SUPPORT=y
> > CONFIG_MMU=y
> > CONFIG_ZONE_DMA=y
> > CONFIG_NEED_DMA_MAP_STATE=y
> > CONFIG_NEED_SG_DMA_LENGTH=y
> > CONFIG_GENERIC_ISA_DMA=y
> > CONFIG_GENERIC_IOMAP=y
> > CONFIG_GENERIC_BUG=y
> > CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
> > CONFIG_GENERIC_HWEIGHT=y
> > CONFIG_ARCH_MAY_HAVE_PC_FDC=y
> > CONFIG_RWSEM_XCHGADD_ALGORITHM=y
> > CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
> > CONFIG_GENERIC_CALIBRATE_DELAY=y
> > CONFIG_GENERIC_TIME_VSYSCALL=y
> > CONFIG_ARCH_HAS_CPU_RELAX=y
> > CONFIG_ARCH_HAS_DEFAULT_IDLE=y
> > CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
> > CONFIG_HAVE_SETUP_PER_CPU_AREA=y
> > CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
> > CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK=y
> > CONFIG_HAVE_CPUMASK_OF_CPU_MAP=y
> > CONFIG_ARCH_HIBERNATION_POSSIBLE=y
> > CONFIG_ARCH_SUSPEND_POSSIBLE=y
> > CONFIG_ZONE_DMA32=y
> > CONFIG_ARCH_POPULATES_NODE_MAP=y
> > CONFIG_AUDIT_ARCH=y
> > CONFIG_ARCH_SUPPORTS_OPTIMIZED_INLINING=y
> > CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
> > CONFIG_X86_64_SMP=y
> > CONFIG_X86_HT=y
> > CONFIG_ARCH_HWEIGHT_CFLAGS="-fcall-saved-rdi -fcall-saved-rsi -fcall-saved-rdx -fcall-saved-rcx -fcall-saved-r8 -fcall-saved-r9 -fcall-saved-r10 -fcall-saved-r11"
> > CONFIG_ARCH_CPU_PROBE_RELEASE=y
> > CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
> > CONFIG_HAVE_IRQ_WORK=y
> > CONFIG_IRQ_WORK=y
> > CONFIG_EXPERIMENTAL=y
> > CONFIG_INIT_ENV_ARG_LIMIT=32
> > CONFIG_CROSS_COMPILE=""
> > CONFIG_LOCALVERSION="min"
> > CONFIG_HAVE_KERNEL_GZIP=y
> > CONFIG_HAVE_KERNEL_BZIP2=y
> > CONFIG_HAVE_KERNEL_LZMA=y
> > CONFIG_HAVE_KERNEL_XZ=y
> > CONFIG_HAVE_KERNEL_LZO=y
> > CONFIG_KERNEL_GZIP=y
> > CONFIG_DEFAULT_HOSTNAME="behemoth"
> > CONFIG_SWAP=y
> > CONFIG_SYSVIPC=y
> > CONFIG_SYSVIPC_SYSCTL=y
> > CONFIG_POSIX_MQUEUE=y
> > CONFIG_POSIX_MQUEUE_SYSCTL=y
> > CONFIG_BSD_PROCESS_ACCT=y
> > CONFIG_FHANDLE=y
> > CONFIG_TASKSTATS=y
> > CONFIG_TASK_DELAY_ACCT=y
> > CONFIG_TASK_XACCT=y
> > CONFIG_TASK_IO_ACCOUNTING=y
> > CONFIG_AUDIT=y
> > CONFIG_AUDITSYSCALL=y
> > CONFIG_AUDIT_WATCH=y
> > CONFIG_AUDIT_TREE=y
> > CONFIG_HAVE_GENERIC_HARDIRQS=y
> > CONFIG_GENERIC_HARDIRQS=y
> > CONFIG_HAVE_SPARSE_IRQ=y
> > CONFIG_GENERIC_IRQ_PROBE=y
> > CONFIG_GENERIC_IRQ_SHOW=y
> > CONFIG_GENERIC_PENDING_IRQ=y
> > CONFIG_IRQ_FORCED_THREADING=y
> > CONFIG_SPARSE_IRQ=y
> > CONFIG_TREE_RCU=y
> > CONFIG_RCU_FANOUT=32
> > CONFIG_IKCONFIG=y
> > CONFIG_IKCONFIG_PROC=y
> > CONFIG_LOG_BUF_SHIFT=20
> > CONFIG_HAVE_UNSTABLE_SCHED_CLOCK=y
> > CONFIG_NAMESPACES=y
> > CONFIG_UTS_NS=y
> > CONFIG_IPC_NS=y
> > CONFIG_USER_NS=y
> > CONFIG_PID_NS=y
> > CONFIG_NET_NS=y
> > CONFIG_RELAY=y
> > CONFIG_BLK_DEV_INITRD=y
> > CONFIG_INITRAMFS_SOURCE=""
> > CONFIG_RD_GZIP=y
> > CONFIG_RD_BZIP2=y
> > CONFIG_RD_LZMA=y
> > CONFIG_RD_XZ=y
> > CONFIG_RD_LZO=y
> > CONFIG_CC_OPTIMIZE_FOR_SIZE=y
> > CONFIG_SYSCTL=y
> > CONFIG_ANON_INODES=y
> > CONFIG_SYSCTL_SYSCALL=y
> > CONFIG_KALLSYMS=y
> > CONFIG_HOTPLUG=y
> > CONFIG_PRINTK=y
> > CONFIG_BUG=y
> > CONFIG_ELF_CORE=y
> > CONFIG_PCSPKR_PLATFORM=y
> > CONFIG_BASE_FULL=y
> > CONFIG_FUTEX=y
> > CONFIG_EPOLL=y
> > CONFIG_SIGNALFD=y
> > CONFIG_TIMERFD=y
> > CONFIG_EVENTFD=y
> > CONFIG_SHMEM=y
> > CONFIG_AIO=y
> > CONFIG_HAVE_PERF_EVENTS=y
> > CONFIG_PERF_EVENTS=y
> > CONFIG_VM_EVENT_COUNTERS=y
> > CONFIG_PCI_QUIRKS=y
> > CONFIG_SLAB=y
> > CONFIG_TRACEPOINTS=y
> > CONFIG_HAVE_OPROFILE=y
> > CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
> > CONFIG_HAVE_IOREMAP_PROT=y
> > CONFIG_HAVE_KPROBES=y
> > CONFIG_HAVE_KRETPROBES=y
> > CONFIG_HAVE_OPTPROBES=y
> > CONFIG_HAVE_ARCH_TRACEHOOK=y
> > CONFIG_HAVE_DMA_ATTRS=y
> > CONFIG_USE_GENERIC_SMP_HELPERS=y
> > CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
> > CONFIG_HAVE_DMA_API_DEBUG=y
> > CONFIG_HAVE_HW_BREAKPOINT=y
> > CONFIG_HAVE_MIXED_BREAKPOINTS_REGS=y
> > CONFIG_HAVE_USER_RETURN_NOTIFIER=y
> > CONFIG_HAVE_PERF_EVENTS_NMI=y
> > CONFIG_HAVE_ARCH_JUMP_LABEL=y
> > CONFIG_SLABINFO=y
> > CONFIG_RT_MUTEXES=y
> > CONFIG_BASE_SMALL=0
> > CONFIG_STOP_MACHINE=y
> > CONFIG_BLOCK=y
> > CONFIG_BLK_DEV_BSG=y
> > CONFIG_IOSCHED_NOOP=y
> > CONFIG_IOSCHED_DEADLINE=y
> > CONFIG_IOSCHED_CFQ=y
> > CONFIG_DEFAULT_CFQ=y
> > CONFIG_DEFAULT_IOSCHED="cfq"
> > CONFIG_INLINE_SPIN_UNLOCK=y
> > CONFIG_INLINE_SPIN_UNLOCK_IRQ=y
> > CONFIG_INLINE_READ_UNLOCK=y
> > CONFIG_INLINE_READ_UNLOCK_IRQ=y
> > CONFIG_INLINE_WRITE_UNLOCK=y
> > CONFIG_INLINE_WRITE_UNLOCK_IRQ=y
> > CONFIG_MUTEX_SPIN_ON_OWNER=y
> > CONFIG_FREEZER=y
> > CONFIG_TICK_ONESHOT=y
> > CONFIG_NO_HZ=y
> > CONFIG_HIGH_RES_TIMERS=y
> > CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
> > CONFIG_SMP=y
> > CONFIG_X86_MPPARSE=y
> > CONFIG_X86_SUPPORTS_MEMORY_FAILURE=y
> > CONFIG_SCHED_OMIT_FRAME_POINTER=y
> > CONFIG_NO_BOOTMEM=y
> > CONFIG_MATOM=y
> > CONFIG_X86_INTERNODE_CACHE_SHIFT=6
> > CONFIG_X86_CMPXCHG=y
> > CONFIG_CMPXCHG_LOCAL=y
> > CONFIG_X86_L1_CACHE_SHIFT=6
> > CONFIG_X86_XADD=y
> > CONFIG_X86_WP_WORKS_OK=y
> > CONFIG_X86_USE_PPRO_CHECKSUM=y
> > CONFIG_X86_TSC=y
> > CONFIG_X86_CMPXCHG64=y
> > CONFIG_X86_CMOV=y
> > CONFIG_X86_MINIMUM_CPU_FAMILY=64
> > CONFIG_X86_DEBUGCTLMSR=y
> > CONFIG_CPU_SUP_INTEL=y
> > CONFIG_CPU_SUP_AMD=y
> > CONFIG_CPU_SUP_CENTAUR=y
> > CONFIG_HPET_TIMER=y
> > CONFIG_HPET_EMULATE_RTC=y
> > CONFIG_DMI=y
> > CONFIG_GART_IOMMU=y
> > CONFIG_SWIOTLB=y
> > CONFIG_IOMMU_HELPER=y
> > CONFIG_NR_CPUS=4
> > CONFIG_SCHED_MC=y
> > CONFIG_PREEMPT_NONE=y
> > CONFIG_X86_LOCAL_APIC=y
> > CONFIG_X86_IO_APIC=y
> > CONFIG_X86_MCE=y
> > CONFIG_X86_MCE_INTEL=y
> > CONFIG_X86_MCE_THRESHOLD=y
> > CONFIG_X86_THERMAL_VECTOR=y
> > CONFIG_MICROCODE=y
> > CONFIG_MICROCODE_INTEL=y
> > CONFIG_MICROCODE_OLD_INTERFACE=y
> > CONFIG_X86_MSR=y
> > CONFIG_X86_CPUID=y
> > CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
> > CONFIG_ARCH_DMA_ADDR_T_64BIT=y
> > CONFIG_DIRECT_GBPAGES=y
> > CONFIG_ARCH_SPARSEMEM_ENABLE=y
> > CONFIG_ARCH_SPARSEMEM_DEFAULT=y
> > CONFIG_ARCH_SELECT_MEMORY_MODEL=y
> > CONFIG_ARCH_PROC_KCORE_TEXT=y
> > CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
> > CONFIG_SELECT_MEMORY_MODEL=y
> > CONFIG_SPARSEMEM_MANUAL=y
> > CONFIG_SPARSEMEM=y
> > CONFIG_HAVE_MEMORY_PRESENT=y
> > CONFIG_SPARSEMEM_EXTREME=y
> > CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
> > CONFIG_SPARSEMEM_ALLOC_MEM_MAP_TOGETHER=y
> > CONFIG_SPARSEMEM_VMEMMAP=y
> > CONFIG_HAVE_MEMBLOCK=y
> > CONFIG_PAGEFLAGS_EXTENDED=y
> > CONFIG_SPLIT_PTLOCK_CPUS=4
> > CONFIG_COMPACTION=y
> > CONFIG_MIGRATION=y
> > CONFIG_PHYS_ADDR_T_64BIT=y
> > CONFIG_ZONE_DMA_FLAG=1
> > CONFIG_BOUNCE=y
> > CONFIG_VIRT_TO_BUS=y
> > CONFIG_KSM=y
> > CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
> > CONFIG_ARCH_SUPPORTS_MEMORY_FAILURE=y
> > CONFIG_CLEANCACHE=y
> > CONFIG_X86_CHECK_BIOS_CORRUPTION=y
> > CONFIG_X86_BOOTPARAM_MEMORY_CORRUPTION_CHECK=y
> > CONFIG_X86_RESERVE_LOW=64
> > CONFIG_MTRR=y
> > CONFIG_MTRR_SANITIZER=y
> > CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT=0
> > CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT=1
> > CONFIG_X86_PAT=y
> > CONFIG_ARCH_USES_PG_UNCACHED=y
> > CONFIG_SECCOMP=y
> > CONFIG_HZ_1000=y
> > CONFIG_HZ=1000
> > CONFIG_SCHED_HRTICK=y
> > CONFIG_KEXEC=y
> > CONFIG_CRASH_DUMP=y
> > CONFIG_PHYSICAL_START=0x1000000
> > CONFIG_RELOCATABLE=y
> > CONFIG_PHYSICAL_ALIGN=0x1000000
> > CONFIG_HOTPLUG_CPU=y
> > CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
> > CONFIG_ARCH_HIBERNATION_HEADER=y
> > CONFIG_SUSPEND=y
> > CONFIG_SUSPEND_FREEZER=y
> > CONFIG_HIBERNATE_CALLBACKS=y
> > CONFIG_HIBERNATION=y
> > CONFIG_PM_STD_PARTITION=""
> > CONFIG_PM_SLEEP=y
> > CONFIG_PM_SLEEP_SMP=y
> > CONFIG_PM_RUNTIME=y
> > CONFIG_PM=y
> > CONFIG_PM_DEBUG=y
> > CONFIG_PM_ADVANCED_DEBUG=y
> > CONFIG_PM_TEST_SUSPEND=y
> > CONFIG_CAN_PM_TRACE=y
> > CONFIG_PM_TRACE=y
> > CONFIG_PM_TRACE_RTC=y
> > CONFIG_ACPI=y
> > CONFIG_ACPI_SLEEP=y
> > CONFIG_ACPI_PROC_EVENT=y
> > CONFIG_ACPI_BUTTON=y
> > CONFIG_ACPI_PROCESSOR=y
> > CONFIG_ACPI_HOTPLUG_CPU=y
> > CONFIG_ACPI_PROCESSOR_AGGREGATOR=y
> > CONFIG_ACPI_THERMAL=y
> > CONFIG_ACPI_BLACKLIST_YEAR=0
> > CONFIG_X86_PM_TIMER=y
> > CONFIG_ACPI_CONTAINER=y
> > CONFIG_ACPI_CUSTOM_METHOD=y
> > CONFIG_CPU_IDLE=y
> > CONFIG_CPU_IDLE_GOV_LADDER=y
> > CONFIG_CPU_IDLE_GOV_MENU=y
> > CONFIG_PCI=y
> > CONFIG_PCI_DIRECT=y
> > CONFIG_PCI_MMCONFIG=y
> > CONFIG_PCI_DOMAINS=y
> > CONFIG_PCIEPORTBUS=y
> > CONFIG_PCIEAER=y
> > CONFIG_PCIEASPM=y
> > CONFIG_PCIE_PME=y
> > CONFIG_ARCH_SUPPORTS_MSI=y
> > CONFIG_PCI_MSI=y
> > CONFIG_HT_IRQ=y
> > CONFIG_PCI_IOAPIC=y
> > CONFIG_PCI_LABEL=y
> > CONFIG_ISA_DMA_API=y
> > CONFIG_AMD_NB=y
> > CONFIG_BINFMT_ELF=y
> > CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS=y
> > CONFIG_BINFMT_MISC=y
> > CONFIG_HAVE_TEXT_POKE_SMP=y
> > CONFIG_NET=y
> > CONFIG_PACKET=y
> > CONFIG_UNIX=y
> > CONFIG_XFRM=y
> > CONFIG_XFRM_USER=y
> > CONFIG_INET=y
> > CONFIG_IP_MULTICAST=y
> > CONFIG_IP_ADVANCED_ROUTER=y
> > CONFIG_IP_MULTIPLE_TABLES=y
> > CONFIG_IP_ROUTE_MULTIPATH=y
> > CONFIG_IP_ROUTE_VERBOSE=y
> > CONFIG_IP_PNP=y
> > CONFIG_IP_PNP_DHCP=y
> > CONFIG_IP_PNP_BOOTP=y
> > CONFIG_IP_PNP_RARP=y
> > CONFIG_IP_MROUTE=y
> > CONFIG_IP_PIMSM_V1=y
> > CONFIG_IP_PIMSM_V2=y
> > CONFIG_SYN_COOKIES=y
> > CONFIG_INET_TUNNEL=y
> > CONFIG_INET_LRO=y
> > CONFIG_TCP_CONG_ADVANCED=y
> > CONFIG_TCP_CONG_CUBIC=y
> > CONFIG_DEFAULT_CUBIC=y
> > CONFIG_DEFAULT_TCP_CONG="cubic"
> > CONFIG_TCP_MD5SIG=y
> > CONFIG_IPV6=y
> > CONFIG_INET6_AH=y
> > CONFIG_INET6_ESP=y
> > CONFIG_INET6_XFRM_MODE_TRANSPORT=y
> > CONFIG_INET6_XFRM_MODE_TUNNEL=y
> > CONFIG_INET6_XFRM_MODE_BEET=y
> > CONFIG_IPV6_SIT=y
> > CONFIG_IPV6_NDISC_NODETYPE=y
> > CONFIG_NETWORK_SECMARK=y
> > CONFIG_NETFILTER=y
> > CONFIG_NETFILTER_NETLINK=y
> > CONFIG_NETFILTER_NETLINK_LOG=y
> > CONFIG_NF_CONNTRACK=y
> > CONFIG_NF_CONNTRACK_SECMARK=y
> > CONFIG_NF_CONNTRACK_FTP=y
> > CONFIG_NF_CONNTRACK_IRC=y
> > CONFIG_NF_CONNTRACK_SIP=y
> > CONFIG_NF_CT_NETLINK=y
> > CONFIG_NETFILTER_XTABLES=y
> > CONFIG_NETFILTER_XT_MARK=y
> > CONFIG_NETFILTER_XT_TARGET_CONNSECMARK=y
> > CONFIG_NETFILTER_XT_TARGET_NFLOG=y
> > CONFIG_NETFILTER_XT_TARGET_SECMARK=y
> > CONFIG_NETFILTER_XT_TARGET_TCPMSS=y
> > CONFIG_NETFILTER_XT_MATCH_CONNTRACK=y
> > CONFIG_NETFILTER_XT_MATCH_POLICY=y
> > CONFIG_NETFILTER_XT_MATCH_STATE=y
> > CONFIG_NF_DEFRAG_IPV4=y
> > CONFIG_NF_CONNTRACK_IPV4=y
> > CONFIG_NF_CONNTRACK_PROC_COMPAT=y
> > CONFIG_IP_NF_IPTABLES=y
> > CONFIG_IP_NF_FILTER=y
> > CONFIG_IP_NF_TARGET_REJECT=y
> > CONFIG_IP_NF_TARGET_LOG=y
> > CONFIG_IP_NF_TARGET_ULOG=y
> > CONFIG_NF_NAT=y
> > CONFIG_NF_NAT_NEEDED=y
> > CONFIG_IP_NF_TARGET_MASQUERADE=y
> > CONFIG_NF_NAT_FTP=y
> > CONFIG_NF_NAT_IRC=y
> > CONFIG_NF_NAT_SIP=y
> > CONFIG_IP_NF_MANGLE=y
> > CONFIG_NF_DEFRAG_IPV6=y
> > CONFIG_NF_CONNTRACK_IPV6=y
> > CONFIG_IP6_NF_IPTABLES=y
> > CONFIG_IP6_NF_MATCH_IPV6HEADER=y
> > CONFIG_IP6_NF_TARGET_LOG=y
> > CONFIG_IP6_NF_FILTER=y
> > CONFIG_IP6_NF_TARGET_REJECT=y
> > CONFIG_IP6_NF_MANGLE=y
> > CONFIG_IP_SCTP=y
> > CONFIG_SCTP_HMAC_MD5=y
> > CONFIG_NET_SCHED=y
> > CONFIG_NET_CLS=y
> > CONFIG_NET_EMATCH=y
> > CONFIG_NET_EMATCH_STACK=32
> > CONFIG_NET_CLS_ACT=y
> > CONFIG_NET_SCH_FIFO=y
> > CONFIG_DNS_RESOLVER=y
> > CONFIG_RPS=y
> > CONFIG_RFS_ACCEL=y
> > CONFIG_XPS=y
> > CONFIG_HAVE_BPF_JIT=y
> > CONFIG_FIB_RULES=y
> > CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
> > CONFIG_STANDALONE=y
> > CONFIG_PREVENT_FIRMWARE_BUILD=y
> > CONFIG_FW_LOADER=y
> > CONFIG_FIRMWARE_IN_KERNEL=y
> > CONFIG_EXTRA_FIRMWARE=""
> > CONFIG_PNP=y
> > CONFIG_PNP_DEBUG_MESSAGES=y
> > CONFIG_PNPACPI=y
> > CONFIG_BLK_DEV=y
> > CONFIG_BLK_DEV_LOOP=y
> > CONFIG_BLK_DEV_NBD=y
> > CONFIG_BLK_DEV_RAM=y
> > CONFIG_BLK_DEV_RAM_COUNT=16
> > CONFIG_BLK_DEV_RAM_SIZE=16384
> > CONFIG_HAVE_IDE=y
> > CONFIG_SCSI_MOD=y
> > CONFIG_RAID_ATTRS=y
> > CONFIG_SCSI=y
> > CONFIG_SCSI_DMA=y
> > CONFIG_SCSI_PROC_FS=y
> > CONFIG_BLK_DEV_SD=y
> > CONFIG_ATA=y
> > CONFIG_ATA_VERBOSE_ERROR=y
> > CONFIG_ATA_ACPI=y
> > CONFIG_SATA_AHCI=y
> > CONFIG_ATA_SFF=y
> > CONFIG_ATA_BMDMA=y
> > CONFIG_PATA_JMICRON=y
> > CONFIG_ATA_GENERIC=y
> > CONFIG_MD=y
> > CONFIG_BLK_DEV_MD=y
> > CONFIG_MD_AUTODETECT=y
> > CONFIG_MD_RAID0=y
> > CONFIG_MD_RAID1=y
> > CONFIG_BLK_DEV_DM=y
> > CONFIG_DM_SNAPSHOT=y
> > CONFIG_DM_MIRROR=y
> > CONFIG_NETDEVICES=y
> > CONFIG_MII=y
> > CONFIG_NETDEV_1000=y
> > CONFIG_R8169=y
> > CONFIG_NETCONSOLE=y
> > CONFIG_NETCONSOLE_DYNAMIC=y
> > CONFIG_NETPOLL=y
> > CONFIG_NET_POLL_CONTROLLER=y
> > CONFIG_INPUT=y
> > CONFIG_INPUT_FF_MEMLESS=y
> > CONFIG_INPUT_POLLDEV=y
> > CONFIG_INPUT_SPARSEKMAP=y
> > CONFIG_INPUT_MOUSEDEV=y
> > CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
> > CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
> > CONFIG_INPUT_EVDEV=y
> > CONFIG_INPUT_KEYBOARD=y
> > CONFIG_KEYBOARD_ATKBD=y
> > CONFIG_INPUT_MOUSE=y
> > CONFIG_MOUSE_PS2=y
> > CONFIG_MOUSE_PS2_ALPS=y
> > CONFIG_MOUSE_PS2_LOGIPS2PP=y
> > CONFIG_MOUSE_PS2_SYNAPTICS=y
> > CONFIG_MOUSE_PS2_LIFEBOOK=y
> > CONFIG_MOUSE_PS2_TRACKPOINT=y
> > CONFIG_INPUT_JOYSTICK=y
> > CONFIG_INPUT_TABLET=y
> > CONFIG_INPUT_TOUCHSCREEN=y
> > CONFIG_INPUT_MISC=y
> > CONFIG_SERIO=y
> > CONFIG_SERIO_I8042=y
> > CONFIG_SERIO_SERPORT=y
> > CONFIG_SERIO_LIBPS2=y
> > CONFIG_SERIO_RAW=y
> > CONFIG_VT=y
> > CONFIG_CONSOLE_TRANSLATIONS=y
> > CONFIG_VT_CONSOLE=y
> > CONFIG_HW_CONSOLE=y
> > CONFIG_VT_HW_CONSOLE_BINDING=y
> > CONFIG_UNIX98_PTYS=y
> > CONFIG_SERIAL_NONSTANDARD=y
> > CONFIG_DEVKMEM=y
> > CONFIG_SERIAL_8250=y
> > CONFIG_SERIAL_8250_CONSOLE=y
> > CONFIG_FIX_EARLYCON_MEM=y
> > CONFIG_SERIAL_8250_PCI=y
> > CONFIG_SERIAL_8250_PNP=y
> > CONFIG_SERIAL_8250_NR_UARTS=32
> > CONFIG_SERIAL_8250_RUNTIME_UARTS=4
> > CONFIG_SERIAL_8250_EXTENDED=y
> > CONFIG_SERIAL_8250_MANY_PORTS=y
> > CONFIG_SERIAL_8250_SHARE_IRQ=y
> > CONFIG_SERIAL_8250_DETECT_IRQ=y
> > CONFIG_SERIAL_8250_RSA=y
> > CONFIG_SERIAL_CORE=y
> > CONFIG_SERIAL_CORE_CONSOLE=y
> > CONFIG_HW_RANDOM=y
> > CONFIG_HW_RANDOM_INTEL=y
> > CONFIG_HW_RANDOM_AMD=y
> > CONFIG_HW_RANDOM_VIA=y
> > CONFIG_NVRAM=y
> > CONFIG_HPET=y
> > CONFIG_HANGCHECK_TIMER=y
> > CONFIG_DEVPORT=y
> > CONFIG_RAMOOPS=y
> > CONFIG_I2C=y
> > CONFIG_I2C_BOARDINFO=y
> > CONFIG_I2C_COMPAT=y
> > CONFIG_I2C_HELPER_AUTO=y
> > CONFIG_I2C_ALGOBIT=y
> > CONFIG_I2C_I801=y
> > CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
> > CONFIG_HWMON=y
> > CONFIG_THERMAL=y
> > CONFIG_SSB_POSSIBLE=y
> > CONFIG_BCMA_POSSIBLE=y
> > CONFIG_AGP=y
> > CONFIG_AGP_INTEL=y
> > CONFIG_VGA_ARB=y
> > CONFIG_VGA_ARB_MAX_GPUS=16
> > CONFIG_DRM=y
> > CONFIG_BACKLIGHT_LCD_SUPPORT=y
> > CONFIG_BACKLIGHT_CLASS_DEVICE=y
> > CONFIG_BACKLIGHT_GENERIC=y
> > CONFIG_VGA_CONSOLE=y
> > CONFIG_VGACON_SOFT_SCROLLBACK=y
> > CONFIG_VGACON_SOFT_SCROLLBACK_SIZE=64
> > CONFIG_DUMMY_CONSOLE=y
> > CONFIG_RTC_LIB=y
> > CONFIG_RTC_CLASS=y
> > CONFIG_RTC_INTF_SYSFS=y
> > CONFIG_RTC_INTF_PROC=y
> > CONFIG_RTC_INTF_DEV=y
> > CONFIG_RTC_DRV_CMOS=y
> > CONFIG_FIRMWARE_MEMMAP=y
> > CONFIG_EXT2_FS=y
> > CONFIG_EXT2_FS_XATTR=y
> > CONFIG_EXT2_FS_POSIX_ACL=y
> > CONFIG_EXT2_FS_SECURITY=y
> > CONFIG_EXT2_FS_XIP=y
> > CONFIG_EXT3_FS=y
> > CONFIG_EXT3_FS_XATTR=y
> > CONFIG_EXT3_FS_POSIX_ACL=y
> > CONFIG_EXT3_FS_SECURITY=y
> > CONFIG_EXT4_FS=y
> > CONFIG_EXT4_FS_XATTR=y
> > CONFIG_EXT4_FS_POSIX_ACL=y
> > CONFIG_EXT4_FS_SECURITY=y
> > CONFIG_FS_XIP=y
> > CONFIG_JBD=y
> > CONFIG_JBD2=y
> > CONFIG_FS_MBCACHE=y
> > CONFIG_REISERFS_FS=y
> > CONFIG_REISERFS_PROC_INFO=y
> > CONFIG_REISERFS_FS_XATTR=y
> > CONFIG_REISERFS_FS_POSIX_ACL=y
> > CONFIG_REISERFS_FS_SECURITY=y
> > CONFIG_FS_POSIX_ACL=y
> > CONFIG_EXPORTFS=y
> > CONFIG_FILE_LOCKING=y
> > CONFIG_FSNOTIFY=y
> > CONFIG_DNOTIFY=y
> > CONFIG_INOTIFY_USER=y
> > CONFIG_FANOTIFY=y
> > CONFIG_QUOTA=y
> > CONFIG_QUOTA_NETLINK_INTERFACE=y
> > CONFIG_QUOTACTL=y
> > CONFIG_AUTOFS4_FS=y
> > CONFIG_FUSE_FS=y
> > CONFIG_GENERIC_ACL=y
> > CONFIG_FSCACHE=y
> > CONFIG_FSCACHE_STATS=y
> > CONFIG_FSCACHE_HISTOGRAM=y
> > CONFIG_CACHEFILES=y
> > CONFIG_CACHEFILES_HISTOGRAM=y
> > CONFIG_ISO9660_FS=y
> > CONFIG_JOLIET=y
> > CONFIG_ZISOFS=y
> > CONFIG_FAT_FS=y
> > CONFIG_MSDOS_FS=y
> > CONFIG_VFAT_FS=y
> > CONFIG_FAT_DEFAULT_CODEPAGE=850
> > CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-15"
> > CONFIG_NTFS_FS=y
> > CONFIG_NTFS_RW=y
> > CONFIG_PROC_FS=y
> > CONFIG_PROC_KCORE=y
> > CONFIG_PROC_VMCORE=y
> > CONFIG_PROC_SYSCTL=y
> > CONFIG_PROC_PAGE_MONITOR=y
> > CONFIG_SYSFS=y
> > CONFIG_TMPFS=y
> > CONFIG_TMPFS_POSIX_ACL=y
> > CONFIG_TMPFS_XATTR=y
> > CONFIG_CONFIGFS_FS=y
> > CONFIG_PARTITION_ADVANCED=y
> > CONFIG_MSDOS_PARTITION=y
> > CONFIG_BSD_DISKLABEL=y
> > CONFIG_MINIX_SUBPARTITION=y
> > CONFIG_SOLARIS_X86_PARTITION=y
> > CONFIG_UNIXWARE_DISKLABEL=y
> > CONFIG_LDM_PARTITION=y
> > CONFIG_SUN_PARTITION=y
> > CONFIG_EFI_PARTITION=y
> > CONFIG_NLS=y
> > CONFIG_NLS_DEFAULT="utf8"
> > CONFIG_NLS_CODEPAGE_437=y
> > CONFIG_NLS_CODEPAGE_850=y
> > CONFIG_NLS_ASCII=y
> > CONFIG_NLS_ISO8859_1=y
> > CONFIG_NLS_ISO8859_15=y
> > CONFIG_NLS_UTF8=y
> > CONFIG_TRACE_IRQFLAGS_SUPPORT=y
> > CONFIG_PRINTK_TIME=y
> > CONFIG_DEFAULT_MESSAGE_LOGLEVEL=7
> > CONFIG_ENABLE_MUST_CHECK=y
> > CONFIG_FRAME_WARN=2048
> > CONFIG_MAGIC_SYSRQ=y
> > CONFIG_DEBUG_FS=y
> > CONFIG_DEBUG_KERNEL=y
> > CONFIG_LOCKUP_DETECTOR=y
> > CONFIG_HARDLOCKUP_DETECTOR=y
> > CONFIG_BOOTPARAM_HARDLOCKUP_PANIC_VALUE=0
> > CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
> > CONFIG_STACKTRACE=y
> > CONFIG_DEBUG_BUGVERBOSE=y
> > CONFIG_DEBUG_INFO=y
> > CONFIG_DEBUG_INFO_REDUCED=y
> > CONFIG_DEBUG_MEMORY_INIT=y
> > CONFIG_ARCH_WANT_FRAME_POINTERS=y
> > CONFIG_FRAME_POINTER=y
> > CONFIG_BOOT_PRINTK_DELAY=y
> > CONFIG_RCU_CPU_STALL_TIMEOUT=60
> > CONFIG_LKDTM=y
> > CONFIG_CPU_NOTIFIER_ERROR_INJECT=y
> > CONFIG_SYSCTL_SYSCALL_CHECK=y
> > CONFIG_USER_STACKTRACE_SUPPORT=y
> > CONFIG_NOP_TRACER=y
> > CONFIG_HAVE_FUNCTION_TRACER=y
> > CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
> > CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST=y
> > CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
> > CONFIG_HAVE_DYNAMIC_FTRACE=y
> > CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
> > CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
> > CONFIG_HAVE_C_RECORDMCOUNT=y
> > CONFIG_RING_BUFFER=y
> > CONFIG_EVENT_TRACING=y
> > CONFIG_EVENT_POWER_TRACING_DEPRECATED=y
> > CONFIG_CONTEXT_SWITCH_TRACER=y
> > CONFIG_TRACING=y
> > CONFIG_GENERIC_TRACER=y
> > CONFIG_TRACING_SUPPORT=y
> > CONFIG_FTRACE=y
> > CONFIG_BRANCH_PROFILE_NONE=y
> > CONFIG_BLK_DEV_IO_TRACE=y
> > CONFIG_HAVE_ARCH_KGDB=y
> > CONFIG_HAVE_ARCH_KMEMCHECK=y
> > CONFIG_STRICT_DEVMEM=y
> > CONFIG_X86_VERBOSE_BOOTUP=y
> > CONFIG_EARLY_PRINTK=y
> > CONFIG_DEBUG_RODATA=y
> > CONFIG_HAVE_MMIOTRACE_SUPPORT=y
> > CONFIG_IO_DELAY_TYPE_0X80=0
> > CONFIG_IO_DELAY_TYPE_0XED=1
> > CONFIG_IO_DELAY_TYPE_UDELAY=2
> > CONFIG_IO_DELAY_TYPE_NONE=3
> > CONFIG_IO_DELAY_0X80=y
> > CONFIG_DEFAULT_IO_DELAY_TYPE=0
> > CONFIG_KEYS=y
> > CONFIG_DEFAULT_SECURITY_DAC=y
> > CONFIG_DEFAULT_SECURITY=""
> > CONFIG_CRYPTO=y
> > CONFIG_CRYPTO_ALGAPI=y
> > CONFIG_CRYPTO_ALGAPI2=y
> > CONFIG_CRYPTO_AEAD=y
> > CONFIG_CRYPTO_AEAD2=y
> > CONFIG_CRYPTO_BLKCIPHER=y
> > CONFIG_CRYPTO_BLKCIPHER2=y
> > CONFIG_CRYPTO_HASH=y
> > CONFIG_CRYPTO_HASH2=y
> > CONFIG_CRYPTO_RNG2=y
> > CONFIG_CRYPTO_PCOMP2=y
> > CONFIG_CRYPTO_MANAGER=y
> > CONFIG_CRYPTO_MANAGER2=y
> > CONFIG_CRYPTO_MANAGER_DISABLE_TESTS=y
> > CONFIG_CRYPTO_WORKQUEUE=y
> > CONFIG_CRYPTO_AUTHENC=y
> > CONFIG_CRYPTO_CBC=y
> > CONFIG_CRYPTO_HMAC=y
> > CONFIG_CRYPTO_CRC32C=y
> > CONFIG_CRYPTO_MD5=y
> > CONFIG_CRYPTO_SHA1=y
> > CONFIG_CRYPTO_AES=y
> > CONFIG_CRYPTO_DES=y
> > CONFIG_HAVE_KVM=y
> > CONFIG_BINARY_PRINTF=y
> > CONFIG_BITREVERSE=y
> > CONFIG_GENERIC_FIND_FIRST_BIT=y
> > CONFIG_CRC16=y
> > CONFIG_CRC32=y
> > CONFIG_LIBCRC32C=y
> > CONFIG_ZLIB_INFLATE=y
> > CONFIG_LZO_COMPRESS=y
> > CONFIG_LZO_DECOMPRESS=y
> > CONFIG_XZ_DEC=y
> > CONFIG_XZ_DEC_X86=y
> > CONFIG_XZ_DEC_POWERPC=y
> > CONFIG_XZ_DEC_IA64=y
> > CONFIG_XZ_DEC_ARM=y
> > CONFIG_XZ_DEC_ARMTHUMB=y
> > CONFIG_XZ_DEC_SPARC=y
> > CONFIG_XZ_DEC_BCJ=y
> > CONFIG_DECOMPRESS_GZIP=y
> > CONFIG_DECOMPRESS_BZIP2=y
> > CONFIG_DECOMPRESS_LZMA=y
> > CONFIG_DECOMPRESS_XZ=y
> > CONFIG_DECOMPRESS_LZO=y
> > CONFIG_HAS_IOMEM=y
> > CONFIG_HAS_IOPORT=y
> > CONFIG_HAS_DMA=y
> > CONFIG_CHECK_SIGNATURE=y
> > CONFIG_CPU_RMAP=y
> > CONFIG_NLATTR=y
> > ----------------
> >
> > ------ contents of /sys/devices/system/cpu/* after cpu 1 and cpu2 have been turned off -----------
> > $ grep -r . /sys/devices/system/cpu/
> > grep: /sys/devices/system/cpu/probe: Permission denied
> > grep: /sys/devices/system/cpu/release: Permission denied
> > /sys/devices/system/cpu/online:0,3
> > /sys/devices/system/cpu/possible:0-3
> > /sys/devices/system/cpu/present:0-3
> > /sys/devices/system/cpu/kernel_max:3
> > /sys/devices/system/cpu/offline:1-2
> > /sys/devices/system/cpu/cpuidle/current_driver:intel_idle
> > /sys/devices/system/cpu/cpuidle/current_governor_ro:menu
> > /sys/devices/system/cpu/cpu0/crash_notes:13fc14a10
> > /sys/devices/system/cpu/cpu0/cache/index0/type:Data
> > /sys/devices/system/cpu/cpu0/cache/index0/level:1
> > /sys/devices/system/cpu/cpu0/cache/index0/coherency_line_size:64
> > /sys/devices/system/cpu/cpu0/cache/index0/physical_line_partition:1
> > /sys/devices/system/cpu/cpu0/cache/index0/ways_of_associativity:6
> > /sys/devices/system/cpu/cpu0/cache/index0/number_of_sets:64
> > /sys/devices/system/cpu/cpu0/cache/index0/size:24K
> > /sys/devices/system/cpu/cpu0/cache/index0/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu0/cache/index0/shared_cpu_list:0,3
> > /sys/devices/system/cpu/cpu0/cache/index1/type:Instruction
> > /sys/devices/system/cpu/cpu0/cache/index1/level:1
> > /sys/devices/system/cpu/cpu0/cache/index1/coherency_line_size:64
> > /sys/devices/system/cpu/cpu0/cache/index1/physical_line_partition:1
> > /sys/devices/system/cpu/cpu0/cache/index1/ways_of_associativity:8
> > /sys/devices/system/cpu/cpu0/cache/index1/number_of_sets:64
> > /sys/devices/system/cpu/cpu0/cache/index1/size:32K
> > /sys/devices/system/cpu/cpu0/cache/index1/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu0/cache/index1/shared_cpu_list:0,3
> > /sys/devices/system/cpu/cpu0/cache/index2/type:Unified
> > /sys/devices/system/cpu/cpu0/cache/index2/level:2
> > /sys/devices/system/cpu/cpu0/cache/index2/coherency_line_size:64
> > /sys/devices/system/cpu/cpu0/cache/index2/physical_line_partition:1
> > /sys/devices/system/cpu/cpu0/cache/index2/ways_of_associativity:8
> > /sys/devices/system/cpu/cpu0/cache/index2/number_of_sets:1024
> > /sys/devices/system/cpu/cpu0/cache/index2/size:512K
> > /sys/devices/system/cpu/cpu0/cache/index2/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu0/cache/index2/shared_cpu_list:0,3
> > /sys/devices/system/cpu/cpu0/thermal_throttle/core_throttle_count:0
> > grep: /sys/devices/system/cpu/cpu0/microcode/reload: Permission denied
> > /sys/devices/system/cpu/cpu0/microcode/version:0x107
> > /sys/devices/system/cpu/cpu0/microcode/processor_flags:0x8
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/name:POLL
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/desc:CPUIDLE CORE POLL IDLE
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/latency:0
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/power:4294967295
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/usage:8
> > /sys/devices/system/cpu/cpu0/cpuidle/state0/time:1838938
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/name:C1-ATM
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/desc:MWAIT 0x00
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/latency:1
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/power:4294967294
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/usage:15944
> > /sys/devices/system/cpu/cpu0/cpuidle/state1/time:167329609
> > /sys/devices/system/cpu/cpu0/topology/physical_package_id:0
> > /sys/devices/system/cpu/cpu0/topology/core_id:0
> > /sys/devices/system/cpu/cpu0/topology/thread_siblings:9
> > /sys/devices/system/cpu/cpu0/topology/thread_siblings_list:0,3
> > /sys/devices/system/cpu/cpu0/topology/core_siblings:9
> > /sys/devices/system/cpu/cpu0/topology/core_siblings_list:0,3
> > /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_min_freq:225000
> > /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq:1800000
> > /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_transition_latency:10000001
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_min_freq:225000
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq:1800000
> > /sys/devices/system/cpu/cpu0/cpufreq/affected_cpus:0 3
> > /sys/devices/system/cpu/cpu0/cpufreq/related_cpus:0 3
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_governor:userspace
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_driver:p4-clockmod
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_governors:ondemand userspace performance
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_setspeed:1800000
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies:225000 450000 675000 900000 1125000 1350000 1575000 1800000
> > /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_cur_freq:1800000
> > /sys/devices/system/cpu/cpu0/cpufreq/scaling_cur_freq:1800000
> > /sys/devices/system/cpu/cpu1/online:0
> > /sys/devices/system/cpu/cpu1/crash_notes:13fc94a10
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/name:POLL
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/desc:CPUIDLE CORE POLL IDLE
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/latency:0
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/power:4294967295
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/usage:10
> > /sys/devices/system/cpu/cpu1/cpuidle/state0/time:3742
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/name:C1-ATM
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/desc:MWAIT 0x00
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/latency:1
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/power:4294967294
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/usage:3388
> > /sys/devices/system/cpu/cpu1/cpuidle/state1/time:24732806
> > /sys/devices/system/cpu/cpu2/online:0
> > /sys/devices/system/cpu/cpu2/crash_notes:13fd14a10
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/name:POLL
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/desc:CPUIDLE CORE POLL IDLE
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/latency:0
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/power:4294967295
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/usage:12
> > /sys/devices/system/cpu/cpu2/cpuidle/state0/time:855620
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/name:C1-ATM
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/desc:MWAIT 0x00
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/latency:1
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/power:4294967294
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/usage:4455
> > /sys/devices/system/cpu/cpu2/cpuidle/state1/time:27807198
> > /sys/devices/system/cpu/cpu3/online:1
> > /sys/devices/system/cpu/cpu3/crash_notes:13fd94a10
> > /sys/devices/system/cpu/cpu3/thermal_throttle/core_throttle_count:0
> > /sys/devices/system/cpu/cpu3/topology/physical_package_id:0
> > /sys/devices/system/cpu/cpu3/topology/core_id:0
> > /sys/devices/system/cpu/cpu3/topology/thread_siblings:9
> > /sys/devices/system/cpu/cpu3/topology/thread_siblings_list:0,3
> > /sys/devices/system/cpu/cpu3/topology/core_siblings:9
> > /sys/devices/system/cpu/cpu3/topology/core_siblings_list:0,3
> > /sys/devices/system/cpu/cpu3/cache/index0/type:Data
> > /sys/devices/system/cpu/cpu3/cache/index0/level:1
> > /sys/devices/system/cpu/cpu3/cache/index0/coherency_line_size:64
> > /sys/devices/system/cpu/cpu3/cache/index0/physical_line_partition:1
> > /sys/devices/system/cpu/cpu3/cache/index0/ways_of_associativity:6
> > /sys/devices/system/cpu/cpu3/cache/index0/number_of_sets:64
> > /sys/devices/system/cpu/cpu3/cache/index0/size:24K
> > /sys/devices/system/cpu/cpu3/cache/index0/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu3/cache/index0/shared_cpu_list:0,3
> > /sys/devices/system/cpu/cpu3/cache/index1/type:Instruction
> > /sys/devices/system/cpu/cpu3/cache/index1/level:1
> > /sys/devices/system/cpu/cpu3/cache/index1/coherency_line_size:64
> > /sys/devices/system/cpu/cpu3/cache/index1/physical_line_partition:1
> > /sys/devices/system/cpu/cpu3/cache/index1/ways_of_associativity:8
> > /sys/devices/system/cpu/cpu3/cache/index1/number_of_sets:64
> > /sys/devices/system/cpu/cpu3/cache/index1/size:32K
> > /sys/devices/system/cpu/cpu3/cache/index1/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu3/cache/index1/shared_cpu_list:0,3
> > /sys/devices/system/cpu/cpu3/cache/index2/type:Unified
> > /sys/devices/system/cpu/cpu3/cache/index2/level:2
> > /sys/devices/system/cpu/cpu3/cache/index2/coherency_line_size:64
> > /sys/devices/system/cpu/cpu3/cache/index2/physical_line_partition:1
> > /sys/devices/system/cpu/cpu3/cache/index2/ways_of_associativity:8
> > /sys/devices/system/cpu/cpu3/cache/index2/number_of_sets:1024
> > /sys/devices/system/cpu/cpu3/cache/index2/size:512K
> > /sys/devices/system/cpu/cpu3/cache/index2/shared_cpu_map:9
> > /sys/devices/system/cpu/cpu3/cache/index2/shared_cpu_list:0,3
> > grep: /sys/devices/system/cpu/cpu3/microcode/reload: Permission denied
> > /sys/devices/system/cpu/cpu3/microcode/version:0x107
> > /sys/devices/system/cpu/cpu3/microcode/processor_flags:0x8
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/name:POLL
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/desc:CPUIDLE CORE POLL IDLE
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/latency:0
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/power:4294967295
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/usage:21
> > /sys/devices/system/cpu/cpu3/cpuidle/state0/time:2055565
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/name:C1-ATM
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/desc:MWAIT 0x00
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/latency:1
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/power:4294967294
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/usage:13834
> > /sys/devices/system/cpu/cpu3/cpuidle/state1/time:166939905
> > ---------------------
> >
> > ------------------------------ contents of /sys/power/* -----------------
> > $ grep -r . /sys/power/
> > /sys/power/state:mem disk
> > /sys/power/pm_trace:0
> > /sys/power/pm_async:1
> > /sys/power/wakeup_count:0
> > /sys/power/pm_test:[none] core processors platform devices freezer
> > /sys/power/disk:[platform] test testproc shutdown reboot
> > /sys/power/resume:8:2
> > /sys/power/image_size:1628569600
> > /sys/power/reserved_size:1048576
> > --------------------------------------------------------------------
> >
> >
> > ______________________________________________________
> > PixiMail - The secret Freedom
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> > the body of a message to majordomo@vger.kernel.org
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> > Please read the FAQ at http://www.tux.org/lkml/
> >
> >
>
^ permalink raw reply [flat|nested] 3+ messages in thread