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authorSam bobroff <sam.bobroff@au1.ibm.com>2015-04-10 07:16:48 +0300
committerMichael Ellerman <mpe@ellerman.id.au>2015-04-11 13:49:20 +0300
commit2b03fc1db59d53da327cf21f77e189b4d0a8aced (patch)
treec53d1f039ff14efc82895544df2b107925c51f05 /tools
parentfeba40362b11341bee6d8ed58d54b896abbd9f84 (diff)
downloadlinux-2b03fc1db59d53da327cf21f77e189b4d0a8aced.tar.xz
selftests/powerpc: Move get_auxv_entry() to harness.c
Move get_auxv_entry() from pmu/lib.c up to harness.c in order to make it available to other tests. Signed-off-by: Sam Bobroff <sam.bobroff@au1.ibm.com> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/powerpc/harness.c47
-rw-r--r--tools/testing/selftests/powerpc/pmu/lib.c47
-rw-r--r--tools/testing/selftests/powerpc/pmu/lib.h1
-rw-r--r--tools/testing/selftests/powerpc/utils.h2
4 files changed, 48 insertions, 49 deletions
diff --git a/tools/testing/selftests/powerpc/harness.c b/tools/testing/selftests/powerpc/harness.c
index 8ebc58a09311..f7997affd143 100644
--- a/tools/testing/selftests/powerpc/harness.c
+++ b/tools/testing/selftests/powerpc/harness.c
@@ -11,6 +11,10 @@
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
+#include <elf.h>
+#include <fcntl.h>
+#include <link.h>
+#include <sys/stat.h>
#include "subunit.h"
#include "utils.h"
@@ -112,3 +116,46 @@ int test_harness(int (test_function)(void), char *name)
return rc;
}
+
+static char auxv[4096];
+
+void *get_auxv_entry(int type)
+{
+ ElfW(auxv_t) *p;
+ void *result;
+ ssize_t num;
+ int fd;
+
+ fd = open("/proc/self/auxv", O_RDONLY);
+ if (fd == -1) {
+ perror("open");
+ return NULL;
+ }
+
+ result = NULL;
+
+ num = read(fd, auxv, sizeof(auxv));
+ if (num < 0) {
+ perror("read");
+ goto out;
+ }
+
+ if (num > sizeof(auxv)) {
+ printf("Overflowed auxv buffer\n");
+ goto out;
+ }
+
+ p = (ElfW(auxv_t) *)auxv;
+
+ while (p->a_type != AT_NULL) {
+ if (p->a_type == type) {
+ result = (void *)p->a_un.a_val;
+ break;
+ }
+
+ p++;
+ }
+out:
+ close(fd);
+ return result;
+}
diff --git a/tools/testing/selftests/powerpc/pmu/lib.c b/tools/testing/selftests/powerpc/pmu/lib.c
index 9768dea37bf3..a07104c2afe6 100644
--- a/tools/testing/selftests/powerpc/pmu/lib.c
+++ b/tools/testing/selftests/powerpc/pmu/lib.c
@@ -5,15 +5,10 @@
#define _GNU_SOURCE /* For CPU_ZERO etc. */
-#include <elf.h>
#include <errno.h>
-#include <fcntl.h>
-#include <link.h>
#include <sched.h>
#include <setjmp.h>
#include <stdlib.h>
-#include <sys/stat.h>
-#include <sys/types.h>
#include <sys/wait.h>
#include "utils.h"
@@ -256,45 +251,3 @@ out:
return rc;
}
-static char auxv[4096];
-
-void *get_auxv_entry(int type)
-{
- ElfW(auxv_t) *p;
- void *result;
- ssize_t num;
- int fd;
-
- fd = open("/proc/self/auxv", O_RDONLY);
- if (fd == -1) {
- perror("open");
- return NULL;
- }
-
- result = NULL;
-
- num = read(fd, auxv, sizeof(auxv));
- if (num < 0) {
- perror("read");
- goto out;
- }
-
- if (num > sizeof(auxv)) {
- printf("Overflowed auxv buffer\n");
- goto out;
- }
-
- p = (ElfW(auxv_t) *)auxv;
-
- while (p->a_type != AT_NULL) {
- if (p->a_type == type) {
- result = (void *)p->a_un.a_val;
- break;
- }
-
- p++;
- }
-out:
- close(fd);
- return result;
-}
diff --git a/tools/testing/selftests/powerpc/pmu/lib.h b/tools/testing/selftests/powerpc/pmu/lib.h
index 0f0339c8a6f6..ca5d72ae3be6 100644
--- a/tools/testing/selftests/powerpc/pmu/lib.h
+++ b/tools/testing/selftests/powerpc/pmu/lib.h
@@ -29,7 +29,6 @@ extern int notify_parent(union pipe write_pipe);
extern int notify_parent_of_error(union pipe write_pipe);
extern pid_t eat_cpu(int (test_function)(void));
extern bool require_paranoia_below(int level);
-extern void *get_auxv_entry(int type);
struct addr_range {
uint64_t first, last;
diff --git a/tools/testing/selftests/powerpc/utils.h b/tools/testing/selftests/powerpc/utils.h
index 2ec455e37792..b7d41086bb0a 100644
--- a/tools/testing/selftests/powerpc/utils.h
+++ b/tools/testing/selftests/powerpc/utils.h
@@ -20,7 +20,7 @@ typedef uint8_t u8;
int test_harness(int (test_function)(void), char *name);
-
+extern void *get_auxv_entry(int type);
/* Yes, this is evil */
#define FAIL_IF(x) \