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-rw-r--r--Documentation/arm/SH-Mobile/vrl4.c6
-rw-r--r--Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c11
-rw-r--r--Documentation/prctl/disable-tsc-on-off-stress-test.c7
-rw-r--r--Documentation/prctl/disable-tsc-test.c5
4 files changed, 16 insertions, 13 deletions
diff --git a/Documentation/arm/SH-Mobile/vrl4.c b/Documentation/arm/SH-Mobile/vrl4.c
index e8a191358ad2..4cbbba58f3d2 100644
--- a/Documentation/arm/SH-Mobile/vrl4.c
+++ b/Documentation/arm/SH-Mobile/vrl4.c
@@ -77,7 +77,7 @@ struct hdr {
#define ROUND_UP(x) ((x + ALIGN - 1) & ~(ALIGN - 1))
-ssize_t do_read(int fd, void *buf, size_t count)
+static ssize_t do_read(int fd, void *buf, size_t count)
{
size_t offset = 0;
ssize_t l;
@@ -98,7 +98,7 @@ ssize_t do_read(int fd, void *buf, size_t count)
return offset;
}
-ssize_t do_write(int fd, const void *buf, size_t count)
+static ssize_t do_write(int fd, const void *buf, size_t count)
{
size_t offset = 0;
ssize_t l;
@@ -117,7 +117,7 @@ ssize_t do_write(int fd, const void *buf, size_t count)
return offset;
}
-ssize_t write_zero(int fd, size_t len)
+static ssize_t write_zero(int fd, size_t len)
{
size_t i = len;
diff --git a/Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c b/Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c
index f8e8e95e81fd..81fdd425ab3e 100644
--- a/Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c
+++ b/Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c
@@ -27,19 +27,20 @@
# define PR_TSC_SIGSEGV 2 /* throw a SIGSEGV instead of reading the TSC */
#endif
-uint64_t rdtsc() {
+static uint64_t rdtsc(void)
+{
uint32_t lo, hi;
/* We cannot use "=A", since this would use %rax on x86_64 */
__asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi));
return (uint64_t)hi << 32 | lo;
}
-void sigsegv_expect(int sig)
+static void sigsegv_expect(int sig)
{
/* */
}
-void segvtask(void)
+static void segvtask(void)
{
if (prctl(PR_SET_TSC, PR_TSC_SIGSEGV) < 0)
{
@@ -54,13 +55,13 @@ void segvtask(void)
}
-void sigsegv_fail(int sig)
+static void sigsegv_fail(int sig)
{
fprintf(stderr, "FATAL ERROR, rdtsc() failed while enabled\n");
exit(0);
}
-void rdtsctask(void)
+static void rdtsctask(void)
{
if (prctl(PR_SET_TSC, PR_TSC_ENABLE) < 0)
{
diff --git a/Documentation/prctl/disable-tsc-on-off-stress-test.c b/Documentation/prctl/disable-tsc-on-off-stress-test.c
index 1fcd91445375..4d83a27627f9 100644
--- a/Documentation/prctl/disable-tsc-on-off-stress-test.c
+++ b/Documentation/prctl/disable-tsc-on-off-stress-test.c
@@ -29,7 +29,8 @@
/* snippet from wikipedia :-) */
-uint64_t rdtsc() {
+static uint64_t rdtsc(void)
+{
uint32_t lo, hi;
/* We cannot use "=A", since this would use %rax on x86_64 */
__asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi));
@@ -38,7 +39,7 @@ return (uint64_t)hi << 32 | lo;
int should_segv = 0;
-void sigsegv_cb(int sig)
+static void sigsegv_cb(int sig)
{
if (!should_segv)
{
@@ -55,7 +56,7 @@ void sigsegv_cb(int sig)
rdtsc();
}
-void task(void)
+static void task(void)
{
signal(SIGSEGV, sigsegv_cb);
alarm(10);
diff --git a/Documentation/prctl/disable-tsc-test.c b/Documentation/prctl/disable-tsc-test.c
index 843c81eac235..2541e65cb64b 100644
--- a/Documentation/prctl/disable-tsc-test.c
+++ b/Documentation/prctl/disable-tsc-test.c
@@ -29,14 +29,15 @@ const char *tsc_names[] =
[PR_TSC_SIGSEGV] = "PR_TSC_SIGSEGV",
};
-uint64_t rdtsc() {
+static uint64_t rdtsc(void)
+{
uint32_t lo, hi;
/* We cannot use "=A", since this would use %rax on x86_64 */
__asm__ __volatile__ ("rdtsc" : "=a" (lo), "=d" (hi));
return (uint64_t)hi << 32 | lo;
}
-void sigsegv_cb(int sig)
+static void sigsegv_cb(int sig)
{
int tsc_val = 0;

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