Commit 95f9b3af authored by Michael Ellerman's avatar Michael Ellerman

selftests/powerpc: Add a helper for checking if we're on ppc64le

Some of our selftests have only been tested on ppc64le and crash or
behave weirdly on ppc64/ppc32. So add a helper for checking the UTS
machine.
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 7cd129b4
...@@ -48,6 +48,8 @@ static inline bool have_hwcap2(unsigned long ftr2) ...@@ -48,6 +48,8 @@ static inline bool have_hwcap2(unsigned long ftr2)
} }
#endif #endif
bool is_ppc64le(void);
/* Yes, this is evil */ /* Yes, this is evil */
#define FAIL_IF(x) \ #define FAIL_IF(x) \
do { \ do { \
......
...@@ -11,8 +11,10 @@ ...@@ -11,8 +11,10 @@
#include <link.h> #include <link.h>
#include <sched.h> #include <sched.h>
#include <stdio.h> #include <stdio.h>
#include <string.h>
#include <sys/stat.h> #include <sys/stat.h>
#include <sys/types.h> #include <sys/types.h>
#include <sys/utsname.h>
#include <unistd.h> #include <unistd.h>
#include "utils.h" #include "utils.h"
...@@ -104,3 +106,18 @@ int pick_online_cpu(void) ...@@ -104,3 +106,18 @@ int pick_online_cpu(void)
printf("No cpus in affinity mask?!\n"); printf("No cpus in affinity mask?!\n");
return -1; return -1;
} }
bool is_ppc64le(void)
{
struct utsname uts;
int rc;
errno = 0;
rc = uname(&uts);
if (rc) {
perror("uname");
return false;
}
return strcmp(uts.machine, "ppc64le") == 0;
}
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