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-rw-r--r--Libraries/LibC/time.cpp16
1 files changed, 13 insertions, 3 deletions
diff --git a/Libraries/LibC/time.cpp b/Libraries/LibC/time.cpp
index 4cd2e47fd9..d0d156d67e 100644
--- a/Libraries/LibC/time.cpp
+++ b/Libraries/LibC/time.cpp
@@ -1,10 +1,11 @@
+#include <Kernel/KernelInfoPage.h>
#include <Kernel/Syscall.h>
#include <assert.h>
#include <errno.h>
+#include <string.h>
#include <sys/time.h>
#include <sys/times.h>
#include <time.h>
-#include <string.h>
extern "C" {
@@ -21,8 +22,17 @@ time_t time(time_t* tloc)
int gettimeofday(struct timeval* __restrict__ tv, void* __restrict__)
{
- int rc = syscall(SC_gettimeofday, tv);
- __RETURN_WITH_ERRNO(rc, rc, -1);
+ static volatile KernelInfoPage* kernel_info;
+ if (!kernel_info)
+ kernel_info = (volatile KernelInfoPage*)syscall(SC_get_kernel_info_page);
+
+ for (;;) {
+ auto serial = kernel_info->serial;
+ *tv = const_cast<struct timeval&>(kernel_info->now);
+ if (serial == kernel_info->serial)
+ break;
+ }
+ return 0;
}
char* ctime(const time_t*)