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Fix overflow caused by signed long division by unsigned long.
[fio.git]
/
libfio.c
diff --git
a/libfio.c
b/libfio.c
index 790c0364b493f77606171ac6b6e399d110c140bf..fb7d35ae1ae5bb646f49dc6dc791bbbb74926cbe 100644
(file)
--- a/
libfio.c
+++ b/
libfio.c
@@
-33,6
+33,7
@@
#include "smalloc.h"
#include "os/os.h"
#include "filelock.h"
#include "smalloc.h"
#include "os/os.h"
#include "filelock.h"
+#include "helper_thread.h"
/*
* Just expose an empty list, if the OS does not support disk util stats
/*
* Just expose an empty list, if the OS does not support disk util stats
@@
-46,6
+47,7
@@
unsigned long arch_flags = 0;
uintptr_t page_mask = 0;
uintptr_t page_size = 0;
uintptr_t page_mask = 0;
uintptr_t page_size = 0;
+/* see os/os.h */
static const char *fio_os_strings[os_nr] = {
"Invalid",
"Linux",
static const char *fio_os_strings[os_nr] = {
"Invalid",
"Linux",
@@
-61,6
+63,7
@@
static const char *fio_os_strings[os_nr] = {
"DragonFly",
};
"DragonFly",
};
+/* see arch/arch.h */
static const char *fio_arch_strings[arch_nr] = {
"Invalid",
"x86-64",
static const char *fio_arch_strings[arch_nr] = {
"Invalid",
"x86-64",
@@
-74,6
+77,8
@@
static const char *fio_arch_strings[arch_nr] = {
"arm",
"sh",
"hppa",
"arm",
"sh",
"hppa",
+ "mips",
+ "aarch64",
"generic"
};
"generic"
};
@@
-273,14
+278,18
@@
int fio_running_or_pending_io_threads(void)
{
struct thread_data *td;
int i;
{
struct thread_data *td;
int i;
+ int nr_io_threads = 0;
for_each_td(td, i) {
if (td->flags & TD_F_NOIO)
continue;
for_each_td(td, i) {
if (td->flags & TD_F_NOIO)
continue;
+ nr_io_threads++;
if (td->runstate < TD_EXITED)
return 1;
}
if (td->runstate < TD_EXITED)
return 1;
}
+ if (!nr_io_threads)
+ return -1; /* we only had cpuio threads to begin with */
return 0;
}
return 0;
}