[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-ia64-devel] [Patch] Pass the bare LSAPIC ID to dom0
Hi, I forgot Signed-off-by line. Signed-off-by: Akio Takebe <takebe_akio@xxxxxxxxxxxxxx> Best Regards, Akio Takebe >Hi, all > >This patch fix a issue which dom0 cannot boot with dom0_max_vcpus. >Currently LSAPIC IDs are create by xen, >but ACPI SRAT table is the bare table. >So on some boxes node_cpuid[].phys_id are different from cpu_physical_id()s, >and we cannot boot dom0. >I think xen should pass the bare LSAPIC ID to dom0. >How about you? > >Detail; > >I added the debug printks in build_cpu_to_node_map() on dom0, >and get the following message. > > build_cpu_to_node_map: node_cpuid[0].phys_id=0 cpu_physical_id(0)=0 > build_cpu_to_node_map: node_cpuid[1].phys_id=1024 cpu_physical_id(1)=256 > build_cpu_to_node_map: node_cpuid[2].phys_id=768 cpu_physical_id(2)=512 > build_cpu_to_node_map: node_cpuid[3].phys_id=1792 cpu_physical_id(3)=768 > build_cpu_to_node_map: node_cpuid[4].phys_id=32768 cpu_physical_id(4)=1024 > build_cpu_to_node_map: node_cpuid[5].phys_id=33792 cpu_physical_id(5)=1280 > build_cpu_to_node_map: node_cpuid[6].phys_id=33536 cpu_physical_id(6)=1536 > build_cpu_to_node_map: node_cpuid[7].phys_id=34560 cpu_physical_id(7)=1792 > build_cpu_to_node_map: node_cpuid[8].phys_id=1 cpu_physical_id(8)=-1 > build_cpu_to_node_map: node_cpuid[9].phys_id=1025 cpu_physical_id(9)=-1 > build_cpu_to_node_map: node_cpuid[10].phys_id=769 cpu_physical_id(10)=-1 > build_cpu_to_node_map: node_cpuid[11].phys_id=1793 cpu_physical_id(11)=-1 > build_cpu_to_node_map: node_cpuid[12].phys_id=32769 cpu_physical_id(12)=-1 > build_cpu_to_node_map: node_cpuid[13].phys_id=33793 cpu_physical_id(13)=-1 > build_cpu_to_node_map: node_cpuid[14].phys_id=33537 cpu_physical_id(14)=-1 > build_cpu_to_node_map: node_cpuid[15].phys_id=34561 cpu_physical_id(15)=-1 > >At that time, some cpus cannot get node id like the below. > > build_cpu_to_node_map: cpu=0 node_cpuid[0].phys_id=0 is , node=0 > build_cpu_to_node_map: cpu=1, node=-1 > build_cpu_to_node_map: cpu=2, node=-1 > build_cpu_to_node_map: cpu=3 node_cpuid[2].phys_id=768 is , node=0 > build_cpu_to_node_map: cpu=4 node_cpuid[1].phys_id=1024 is , node=0 > build_cpu_to_node_map: cpu=5, node=-1 > build_cpu_to_node_map: cpu=6, node=-1 > build_cpu_to_node_map: cpu=7 node_cpuid[3].phys_id=1792 is , node=0 > build_cpu_to_node_map: cpu=8, node=-1 > build_cpu_to_node_map: cpu=9, node=-1 > build_cpu_to_node_map: cpu=10, node=-1 > build_cpu_to_node_map: cpu=11, node=-1 > build_cpu_to_node_map: cpu=12, node=-1 > build_cpu_to_node_map: cpu=13, node=-1 > build_cpu_to_node_map: cpu=14, node=-1 > build_cpu_to_node_map: cpu=15, node=-1 > > >Finally, dom0 get NULL pointer access like the below. > >ELILO boot: >Uncompressing Linux... done >Loading file initrd-2.6.18-xen.img-takebe...done >Loading file vmlinuz-2.6.18-xen-takebe...done >Uncompressing... done > __ __ _____ ___ _ _ _ > \ \/ /___ _ __ |___ / / _ \ _ _ _ __ ___| |_ __ _| |__ | | ___ > \ // _ \ '_ \ |_ \| | | |__| | | | '_ \/ __| __/ _` | '_ \| |/ _ \ > / \ __/ | | | ___) | |_| |__| |_| | | | \__ \ || (_| | |_) | | __/ > /_/\_\___|_| |_| |____(_)___/ \__,_|_| |_|___/\__\__,_|_.__/|_|\___| > > http://www.cl.cam.ac.uk/netos/xen > University of Cambridge Computer Laboratory > > Xen version 3.0-unstable (root@xxxxxxxxxxxxxxxx) () Thu Jul 12 21:57:50 JST >2007 > Latest ChangeSet: Wed Jul 11 11:32:30 2007 -0600 15558:f536eb8576ee > >(XEN) Xen command line: BOOT_IMAGE=scsi0:EFI\redhat\xen.gz-takebe dom0_mem= >8G >dom0_max_vcpus=8 >(XEN) xen image pstart: 0x4000000, xenheap pend: 0x8000000 >(XEN) Xen patching physical address access by offset: 0x0 >(XEN) find_memory: efi_memmap_walk returns max_page=5400000 >(XEN) Before xen_heap_start: f0000000041c6fb0 >(XEN) After xen_heap_start: f000000004c4c000 >(XEN) Init boot pages: 0x10000d8 -> 0x4000000. >(XEN) Init boot pages: 0x8000000 -> 0x69cf0000. >(XEN) Init boot pages: 0x6ac6d098 -> 0x6b290010. >(XEN) Init boot pages: 0x6b290070 -> 0x6b293fb0. >(XEN) Init boot pages: 0x6b293ff9 -> 0x6b296000. >(XEN) Init boot pages: 0x6b48d37d -> 0x6b49a010. >(XEN) Init boot pages: 0x6b49a6a0 -> 0x6d000000. >(XEN) Init boot pages: 0x100000000 -> 0x1000000000. >(XEN) Init boot pages: 0x4080000000 -> 0x4100000000. >(XEN) Init boot pages: 0x14004000000 -> 0x15000000000. >(XEN) System RAM: 130688MB (133824512kB) >(XEN) size of virtual frame_table: 326928kB >(XEN) virtual machine to physical table: f6ffffffd6000000 size: 65424kB >(XEN) max_page: 0x5400000 >(XEN) allocating frame table/mpt table at mfn 0. >(XEN) Xen heap: 51MB (52944kB) >(XEN) Reserving non-aligned node boundary @ mfn 262144 >(XEN) Reserving non-aligned node boundary @ mfn 16908288 >(XEN) Domain heap initialised: DMA width 32 bits >(XEN) avail:0x3170074000000000, status:0x74000000000,control: >0x3170000000000000, >vm?0x10000000000 >(XEN) WARNING: no opcode provided from hardware(0)!!! >(XEN) vm buffer size: 1048576, order: 6 >(XEN) vm_buffer: 0xf000000004d00000 >(XEN) Using scheduler: SMP Credit Scheduler (credit) >(XEN) Time init: >(XEN) .... System Time: 217700ns >(XEN) .... scale: 28000001A >(XEN) num_online_cpus=1, max_cpus=64 >(XEN) Brought up 16 CPUs >(XEN) xenoprof: using perfmon. >(XEN) perfmon: version 2.0 IRQ 238 >(XEN) perfmon: Montecito PMU detected, 27 PMCs, 35 PMDs, 12 counters (47 bits) >(XEN) Maximum number of domains: 63; 18 RID bits per domain >(XEN) *** LOADING DOMAIN 0 *** >(XEN) Dom0 kernel: 64-bit, lsb, paddr 0x4000000 -> 0x53a6028 >(XEN) METAPHYSICAL MEMORY ARRANGEMENT: >(XEN) Kernel image: 4000000->53a6028 >(XEN) Entry address: 400ff20 >(XEN) Init. ramdisk: 53ac000 len 1f737d >(XEN) Start info.: 53a8000->53ac000 >(XEN) Dom0 max_vcpus=8 >(XEN) Dom0: 0xf000000007d54080 >(XEN) enable lsapic entry: 0xf00000007f92e7e4 >(XEN) enable lsapic entry: 0xf00000007f92e7f0 >(XEN) enable lsapic entry: 0xf00000007f92e7fc >(XEN) enable lsapic entry: 0xf00000007f92e808 >(XEN) enable lsapic entry: 0xf00000007f92e814 >(XEN) enable lsapic entry: 0xf00000007f92e820 >(XEN) enable lsapic entry: 0xf00000007f92e82c >(XEN) enable lsapic entry: 0xf00000007f92e838 >(XEN) DISABLE lsapic entry: 0xf00000007f92e844 >(XEN) DISABLE lsapic entry: 0xf00000007f92e850 >(XEN) DISABLE lsapic entry: 0xf00000007f92e85c >(XEN) DISABLE lsapic entry: 0xf00000007f92e868 >(XEN) DISABLE lsapic entry: 0xf00000007f92e874 >(XEN) DISABLE lsapic entry: 0xf00000007f92e880 >(XEN) DISABLE lsapic entry: 0xf00000007f92e88c >(XEN) DISABLE lsapic entry: 0xf00000007f92e898 >(XEN) ACPI_INTERRUPT_CPEI disabled for Domain0 >(XEN) Domain0 EFI passthrough: ACPI 2.0=0x7f924000 SMBIOS=0xf0000 >(XEN) Scrubbing Free RAM: .................................. >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >............................................................ >.............................! > ........................................................... >............................................................ >............................................................ >............................................................................ >... >done. >(XEN) Xen trace buffers: disabled >(XEN) Std. Loglevel: Errors and warnings >(XEN) Guest Loglevel: Nothing (Rate-limited: Errors and warnings) >(XEN) *** Serial input -> DOM0 (type 'CTRL-a' three times to switch input to >Xen). >(XEN) Freed 128kB init memory. >(XEN) vcpu_set_itc: Setting ar.itc is currently disabled (this message is >only >displayed once) >Linux version 2.6.18-xen (root@xxxxxxxxxxxxxxxxxxxxxxxxxxxx) (gcc バージョン > 4.1. >1 20070105 (Red Hat 4.1.1-52)) #6 SMP Fri Jul 13 01:01:11 JST 2007 >EFI v1.00 by Xen/ia64: SALsystab=0x2178 ACPI 2.0=0x7f924000 SMBIOS=0xf0000 >booting generic kernel on platform dig >Number of logical nodes in system = 2 >Number of memory chunks in system = 5 >Initial ramdisk at: 0xe0000000053ac000 (2061181 bytes) >SAL 0.1: Xen/ia64 Xen/ia64 version 0.0 >SAL: AP wakeup using external interrupt vector 0xf3 >No logical to physical processor mapping available >ACPI: Local APIC address c0000000fee00000 >iosapic_register_platform_intr: invalid int type 0xff >8 CPUs available, 16 CPUs total >Running on Xen! start_info_pfn=0x14ea nr_pages=524288 flags=0x3 >MCA related initialization done >Virtual mem_map starts at 0xa0007ffffdc04000 >SMP: Allowing 16 CPUs, 8 hotplug CPUs >Built 2 zonelists. Total pages: 518806 >Kernel command line: rhgb root=LABEL=/ ro >PID hash table entries: 4096 (order: 12, 32768 bytes) >Console: colour VGA+ 80x25 >Placing software IO TLB between 0x55a4000 - 0x95a4000 >Memory: 8201712k/8300896k available (10915k code, 121360k reserved, 4877k >data, >672k init) >McKinley Errata 9 workaround not needed; disabling it >Dentry cache hash table entries: 1048576 (order: 9, 8388608 bytes) >Inode-cache hash table entries: 524288 (order: 8, 4194304 bytes) >Mount-cache hash table entries: 1024 >ACPI: Core revision 20060707 >Boot processor id 0x0/0x0 >Fixed BSP b0 value from CPU 1 >CPU 1: synchronized ITC with CPU 0 (last diff -1 cycles, maxerr 139 cycles) >CPU 2: synchronized ITC with CPU 0 (last diff 4 cycles, maxerr 139 cycles) >CPU 3: synchronized ITC with CPU 0 (last diff 2 cycles, maxerr 391 cycles) >CPU 4: synchronized ITC with CPU 0 (last diff 5 cycles, maxerr 574 cycles) >CPU 5: synchronized ITC with CPU 0 (last diff 5 cycles, maxerr 574 cycles) >CPU 6: synchronized ITC with CPU 0 (last diff 5 cycles, maxerr 574 cycles) >CPU 7: synchronized ITC with CPU 0 (last diff 4 cycles, maxerr 573 cycles) >Brought up 8 CPUs >Total of 8 processors activated (25473.84 BogoMIPS). >Unable to handle kernel NULL pointer dereference (address 0000000000000000) >swapper[1]: Oops 11012296146944 [1] >Modules linked in: > >Pid: 1, CPU 0, comm: swapper >psr : 00001210085a6010 ifs : 8000000000000001 ip : [<a000000100075431>] >Not >tainted >ip is at sd_degenerate+0x71/0xc0 >unat: 0000000000000000 pfs : 400000000000048a rsc : 0000000000000007 >rnat: a000000100041ee0 bsps: 0000000000000000 pr : 0000000000009941 >ldrs: 0000000000000000 ccv : 0000000000000001 fpsr: 0009804c8a70433f >csd : 0000000000000000 ssd : 0000000000000000 >b0 : a000000100075510 b6 : a000000100072b60 b7 : a000000100072b60 >f6 : 1003e0000000000000000 f7 : 1003e000000000000000e >f8 : 1003e0000000000000200 f9 : 000000000000000000000 >f10 : 000000000000000000000 f11 : 000000000000000000000 >r1 : a000000101143620 r2 : 0000000000000099 r3 : e0000000011154a8 >r8 : 0000000000000000 r9 : 000000000000004d r10 : e000000001115484 >r11 : 0000000000000000 r12 : e000000102f0fcf0 r13 : e000000102f08000 >r14 : 0000000000000004 r15 : 0000000000000040 r16 : ffffffffffff5430 >r17 : 0000000000000030 r18 : 0000000000000030 r19 : 00000000000000fd >r20 : e0000000011054a8 r21 : 0000000000000000 r22 : > > >Best Regards, > >Akio Takebe >-------------------------------text/plain------------------------------- >_______________________________________________ >Xen-ia64-devel mailing list >Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx >http://lists.xensource.com/xen-ia64-devel _______________________________________________ Xen-ia64-devel mailing list Xen-ia64-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-ia64-devel
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