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syscall_time: Handle by McKernel

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refs: #1036
Change-Id: Ifa81b613c7ee8d95ae7cdf3dd54643f60526fa73
This commit is contained in:
Ken Sato
2018-09-05 16:07:43 +09:00
committed by Masamichi Takagi
parent 5e760db417
commit c23bc8d401
11 changed files with 332 additions and 52 deletions
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23
arch/x86_64/kernel/syscall.c
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@ -1719,6 +1719,11 @@ SYSCALL_DECLARE(arch_prctl)
ihk_mc_syscall_arg1(ctx));
}
SYSCALL_DECLARE(time)
{
return time();
}
static int vdso_get_vdso_info(void)
{
int error;
@ -2683,10 +2688,20 @@ out:
time_t time(void) {
struct syscall_request sreq IHK_DMA_ALIGN;
struct thread *thread = cpu_local_var(current);
time_t ret;
sreq.number = __NR_time;
sreq.args[0] = (uintptr_t)NULL;
ret = (time_t)do_syscall(&sreq, ihk_mc_get_processor_id(), thread->proc->pid);
struct timespec ats;
time_t ret = 0;
if (gettime_local_support) {
calculate_time_from_tsc(&ats);
ret = ats.tv_sec;
}
else {
sreq.number = __NR_time;
sreq.args[0] = (uintptr_t)NULL;
ret = (time_t)do_syscall(&sreq, ihk_mc_get_processor_id(),
thread->proc->pid);
}
return ret;
}