From d9b8935fb95ec58621ca6c2bb657809b4f7b12d0 Mon Sep 17 00:00:00 2001 From: Andriy Gapon Date: Tue, 10 May 2011 15:05:27 +0000 Subject: dtrace: remove unused code Which is also useless, IMO. MFC after: 5 days --- sys/cddl/dev/dtrace/amd64/dtrace_subr.c | 22 +--------------------- sys/cddl/dev/dtrace/i386/dtrace_subr.c | 22 +--------------------- 2 files changed, 2 insertions(+), 42 deletions(-) (limited to 'sys/cddl/dev/dtrace') diff --git a/sys/cddl/dev/dtrace/amd64/dtrace_subr.c b/sys/cddl/dev/dtrace/amd64/dtrace_subr.c index 102ea0495aff..a081f6701ac2 100644 --- a/sys/cddl/dev/dtrace/amd64/dtrace_subr.c +++ b/sys/cddl/dev/dtrace/amd64/dtrace_subr.c @@ -358,26 +358,6 @@ static uint64_t nsec_scale; /* See below for the explanation of this macro. */ #define SCALE_SHIFT 28 -static void -dtrace_gethrtime_init_sync(void *arg) -{ -#ifdef CHECK_SYNC - /* - * Delay this function from returning on one - * of the CPUs to check that the synchronisation - * works. - */ - uintptr_t cpu = (uintptr_t) arg; - - if (cpu == curcpu) { - int i; - for (i = 0; i < 1000000000; i++) - tgt_cpu_tsc = rdtsc(); - tgt_cpu_tsc = 0; - } -#endif -} - static void dtrace_gethrtime_init_cpu(void *arg) { @@ -434,7 +414,7 @@ dtrace_gethrtime_init(void *arg) pc = pcpu_find(i); map = PCPU_GET(cpumask) | pc->pc_cpumask; - smp_rendezvous_cpus(map, dtrace_gethrtime_init_sync, + smp_rendezvous_cpus(map, NULL, dtrace_gethrtime_init_cpu, smp_no_rendevous_barrier, (void *)(uintptr_t) i); diff --git a/sys/cddl/dev/dtrace/i386/dtrace_subr.c b/sys/cddl/dev/dtrace/i386/dtrace_subr.c index 50793c4da4fc..2753ffc5bbf8 100644 --- a/sys/cddl/dev/dtrace/i386/dtrace_subr.c +++ b/sys/cddl/dev/dtrace/i386/dtrace_subr.c @@ -358,26 +358,6 @@ static uint64_t nsec_scale; /* See below for the explanation of this macro. */ #define SCALE_SHIFT 28 -static void -dtrace_gethrtime_init_sync(void *arg) -{ -#ifdef CHECK_SYNC - /* - * Delay this function from returning on one - * of the CPUs to check that the synchronisation - * works. - */ - uintptr_t cpu = (uintptr_t) arg; - - if (cpu == curcpu) { - int i; - for (i = 0; i < 1000000000; i++) - tgt_cpu_tsc = rdtsc(); - tgt_cpu_tsc = 0; - } -#endif -} - static void dtrace_gethrtime_init_cpu(void *arg) { @@ -434,7 +414,7 @@ dtrace_gethrtime_init(void *arg) pc = pcpu_find(i); map = PCPU_GET(cpumask) | pc->pc_cpumask; - smp_rendezvous_cpus(map, dtrace_gethrtime_init_sync, + smp_rendezvous_cpus(map, NULL, dtrace_gethrtime_init_cpu, smp_no_rendevous_barrier, (void *)(uintptr_t) i); -- cgit v1.3