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    SubjectRe: show_regs on SMP
    Date (Chuck Lever) writes:

    > i was thinking it would be nice to have show_regs show the EIP and
    > call traceback for all processors in an SMP configuration, not just the
    > interrupted processor.
    > it's easy enough to replace kbd_pt_regs with an array of pointers to
    > struct pt_regs, and print the contents during a sysreq. but how could i
    > grab the stack frame on the other CPUs?
    > perhaps the keyboard interrupt could instead trigger an IPI to all
    > processors in the configuration which causes them to dump their stack
    > frame on the console.
    > comments? anyone already have a patch that does this?

    kdb can do this (


    This is like TV. I don't like TV.

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