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    Subject[patch, -rc5-mm1] lock validator: select KALLSYMS_ALL

    * Arjan van de Ven <arjan@infradead.org> wrote:

    > the reporter doesn't have CONFIG_KALLSYMS_ALL enabled which gives
    > sometimes misleading backtraces (should lockdep just enable
    > KALLSYMS_ALL to get more useful bugreports?)

    agreed - the patch below does that.

    -----------------------
    Subject: lock validator: select KALLSYMS_ALL
    From: Ingo Molnar <mingo@elte.hu>

    all the kernel symbol printouts make alot more sense if KALLSYMS_ALL
    is enabled too - force it on if lockdep is enabled.

    Signed-off-by: Ingo Molnar <mingo@elte.hu>
    ---
    lib/Kconfig.debug | 1 +
    1 file changed, 1 insertion(+)

    Index: linux/lib/Kconfig.debug
    ===================================================================
    --- linux.orig/lib/Kconfig.debug
    +++ linux/lib/Kconfig.debug
    @@ -342,6 +342,7 @@ config LOCKDEP
    default y
    select FRAME_POINTER
    select KALLSYMS
    + select KALLSYMS_ALL
    depends on PROVE_SPIN_LOCKING || PROVE_RW_LOCKING || PROVE_MUTEX_LOCKING || PROVE_RWSEM_LOCKING

    config DEBUG_LOCKDEP
    -
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