[#4314] In SMP kernel 08r1 branch, core B interrupts are disabled after run ltp test for some time

Document created by Aaronwu Employee on Aug 29, 2013
Version 1Show Document
  • View in full screen mode

[#4314] In SMP kernel 08r1 branch, core B interrupts are disabled after run ltp test for some time

Submitted By: Vivi Li

Open Date

2008-08-06 21:51:05     Close Date

2008-08-11 05:12:10

Priority:

Medium     Assignee:

Graf Yang

Status:

Closed     Fixed In Release:

N/A

Found In Release:

N/A     Release:

Category:

N/A     Board:

N/A

Processor:

N/A     Silicon Revision:

Is this bug repeatable?:

Yes     Resolution:

Fixed

Uboot version or rev.:

    Toolchain version or rev.:

08r1.5-13

App binary format:

N/A     

Summary: In SMP kernel 08r1 branch, core B interrupts are disabled after run ltp test for some time

Details:

 

In latest SMP kernel 08r1 branch, core B interrupts are disabled after run ltp test for some time.

 

--

root:/proc> cat interrupts

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

35:          3          0      INTN  BFIN_UART_RX

36:      27698       3530      INTN  BFIN_UART_TX

42:   25513391      34861      INTN  BFIN Timer Tick

69:        863        948      INTN  SMP interrupt

82:       1413        405      GPIO  eth0

Err:          0

root:/proc>

root:/proc> ls

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

1            39           92           driver       loadavg      sram

2            4            93           execdomains  locks        stat

23           5            94           filesystems  maps         sys

24           6            buddyinfo    fs           meminfo      sysvipc

279          67           bus          gpio         misc         timer_list

292          69           cmdline      interrupts   modules      tty

3            7            config.gz    iomem        mounts       uptime

35           8            cplbinfo     ioports      mtd          version

36           89           cpuinfo      irq          net          vmstat

37           9            devices      kallsyms     partitions   zoneinfo

38           91           diskstats    kmsg         self

root:/proc>

root:/proc> cat interrupts

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

CPU0: smp_call_function timeout for 0000b38c(00482864)

      callmap 2 pending 2, wait

SMP: failed to run I-cache flush request on other CPUs

35:          3          0      INTN  BFIN_UART_RX

36:      28687       3530      INTN  BFIN_UART_TX

42:   25520291      34861      INTN  BFIN Timer Tick

69:        863        948      INTN  SMP interrupt

82:       1413        405      GPIO  eth0

Err:          0

root:/proc>

--

 

Follow-ups

 

--- Sonic Zhang                                              2008-08-08 01:58:35

fixed.

 

--- Vivi Li                                                  2008-08-11 06:12:11

OK now. Close it.

 

 

 

    Files

    Changes

    Commits

    Dependencies

    Duplicates

    Associations

    Tags

 

File Name     File Type     File Size     Posted By

No Files Were Found

Attachments

    Outcomes