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    Subject[patch V2 42/64] arm: bL_switcher:k Use ktime_get_real_ns()
    Use the nanoseconds based interface instead of converting from a
    timespec.

    Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
    Cc: Russell King <linux@arm.linux.org.uk>
    Cc: linux-arm-kernel@lists.infradead.org
    ---
    arch/arm/common/bL_switcher.c | 16 +++-------------
    1 file changed, 3 insertions(+), 13 deletions(-)

    Index: tip/arch/arm/common/bL_switcher.c
    ===================================================================
    --- tip.orig/arch/arm/common/bL_switcher.c
    +++ tip/arch/arm/common/bL_switcher.c
    @@ -58,16 +58,6 @@ static int read_mpidr(void)
    }

    /*
    - * Get a global nanosecond time stamp for tracing.
    - */
    -static s64 get_ns(void)
    -{
    - struct timespec ts;
    - getnstimeofday(&ts);
    - return timespec_to_ns(&ts);
    -}
    -
    -/*
    * bL switcher core code.
    */

    @@ -224,7 +214,7 @@ static int bL_switch_to(unsigned int new
    */
    local_irq_disable();
    local_fiq_disable();
    - trace_cpu_migrate_begin(get_ns(), ob_mpidr);
    + trace_cpu_migrate_begin(ktime_get_real_ns(), ob_mpidr);

    /* redirect GIC's SGIs to our counterpart */
    gic_migrate_target(bL_gic_id[ib_cpu][ib_cluster]);
    @@ -267,7 +257,7 @@ static int bL_switch_to(unsigned int new
    tdev->evtdev->next_event, 1);
    }

    - trace_cpu_migrate_finish(get_ns(), ib_mpidr);
    + trace_cpu_migrate_finish(ktime_get_real_ns(), ib_mpidr);
    local_fiq_enable();
    local_irq_enable();

    @@ -558,7 +548,7 @@ int bL_switcher_get_logical_index(u32 mp

    static void bL_switcher_trace_trigger_cpu(void *__always_unused info)
    {
    - trace_cpu_migrate_current(get_ns(), read_mpidr());
    + trace_cpu_migrate_current(ktime_get_real_ns(), read_mpidr());
    }

    int bL_switcher_trace_trigger(void)



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