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    SubjectRe: [PATCH 3/5] ftrace: print real return in dumpstack for function graph

    * Steven Rostedt <rostedt@goodmis.org> wrote:

    > This does give a funny side effect in the stack tracer output:
    >
    > Depth Size Location (80 entries)
    > ----- ---- --------
    > 0) 4144 48 save_stack_trace+0x2f/0x4d
    > 1) 4096 128 ftrace_call+0x5/0x2b
    > 2) 3968 16 mempool_alloc_slab+0x16/0x18
    > 3) 3952 384 return_to_handler+0x0/0x73
    > 4) 3568 -240 stack_trace_call+0x11d/0x209
    > 5) 3808 144 return_to_handler+0x0/0x73
    > 6) 3664 -128 mempool_alloc+0x4d/0xfe
    > 7) 3792 128 return_to_handler+0x0/0x73
    > 8) 3664 -32 scsi_sg_alloc+0x48/0x4a [scsi_mod]
    >
    > As you can see, the real functions are now negative. This is due
    > to them not being found inside the stack.

    Can we do something to output something less funny?

    Ingo


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