[patch V2 42/64] arm: bL_switcher:k Use ktime_get_real_ns()
From: Thomas Gleixner <hidden>
Date: 2014-07-16 21:04:56
Also in:
lkml
Use the nanoseconds based interface instead of converting from a timespec. Signed-off-by: Thomas Gleixner <redacted> Cc: Russell King <redacted> Cc: linux-arm-kernel at 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)