From 046485138c98158c6a3af50062471d93b8f442fe Mon Sep 17 00:00:00 2001 From: Peter Foley Date: Thu, 25 Sep 2014 11:23:15 -0700 Subject: [PATCH] Documentation: make functions static to avoid prototype warnings Signed-off-by: Peter Foley Signed-off-by: Randy Dunlap Signed-off-by: Jiri Kosina (cherry picked from commit 0421fc837c822e86c76884a30a9155e512a5a66a) Signed-off-by: Simon Horman --- Documentation/arm/SH-Mobile/vrl4.c | 6 +++--- Documentation/prctl/disable-tsc-ctxt-sw-stress-test.c | 11 ++++++----- Documentation/prctl/disable-tsc-on-off-stress-test.c | 7 ++++--- Documentation/prctl/disable-tsc-test.c | 5 +++-- 4 files changed, 16 insertions(+), 13 deletions(-) diff --git a/Documentation/arm/SH-Mobile/vrl4.c b/Documentation/arm/SH-Mobile/vrl4.c index e8a1913..4cbbba5 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 f8e8e95..81fdd42 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 1fcd9144..4d83a27 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 843c81e..2541e65 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; -- 2.7.4