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Documentation: make functions static to avoid prototype warnings

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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
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5
Documentation/prctl/disable-tsc-test.c
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@@ -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;