Documentation: make functions static to avoid prototype warnings

Signed-off-by: Peter Foley <pefoley2@pefoley.com>
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Peter Foley 2014-09-25 11:23:15 -07:00 committed by Jiri Kosina
parent adb19fb66e
commit 0421fc837c
4 changed files with 16 additions and 13 deletions

View file

@ -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;

View file

@ -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)
{

View file

@ -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);

View file

@ -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;