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perf test x86: intel-pt-test data is immutable so mark it const 

This allows the movement of 5,808 bytes from .data to .rodata.

Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: K Prateek Nayak <kprateek.nayak@amd.com>
Cc: Kan Liang <kan.liang@linux.intel.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Masami Hiramatsu <mhiramat@kernel.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@amd.com>
Cc: Ross Zwisler <zwisler@chromium.org>
Cc: Sean Christopherson <seanjc@google.com>
Cc: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Tiezhu Yang <yangtiezhu@loongson.cn>
Cc: Yang Jihong <yangjihong1@huawei.com>
Link: https://lore.kernel.org/r/20230526183401.2326121-4-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ian Rogers 2023-05-26 11:33:48 -07:00 committed by Arnaldo Carvalho de Melo
parent b1d870a8bb
commit 7c1d862eda
1 changed files with 7 additions and 7 deletions
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14
tools/perf/arch/x86/tests/intel-pt-test.c
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@ -22,7 +22,7 @@
* @new_ctx: expected new packet context
* @ctx_unchanged: the packet context must not change
*/
static struct test_data {
static const struct test_data {
int len;
u8 bytes[INTEL_PT_PKT_MAX_SZ];
enum intel_pt_pkt_ctx ctx;
@ -186,7 +186,7 @@ static struct test_data {
{0, {0}, 0, {0, 0, 0}, 0, 0 },
};
static int dump_packet(struct intel_pt_pkt *packet, u8 *bytes, int len)
static int dump_packet(const struct intel_pt_pkt *packet, const u8 *bytes, int len)
{
char desc[INTEL_PT_PKT_DESC_MAX];
int ret, i;
@ -206,14 +206,14 @@ static int dump_packet(struct intel_pt_pkt *packet, u8 *bytes, int len)
return TEST_OK;
}
static void decoding_failed(struct test_data *d)
static void decoding_failed(const struct test_data *d)
{
pr_debug("Decoding failed!\n");
pr_debug("Decoding: ");
dump_packet(&d->packet, d->bytes, d->len);
}
static int fail(struct test_data *d, struct intel_pt_pkt *packet, int len,
static int fail(const struct test_data *d, struct intel_pt_pkt *packet, int len,
enum intel_pt_pkt_ctx new_ctx)
{
decoding_failed(d);
@ -242,7 +242,7 @@ static int fail(struct test_data *d, struct intel_pt_pkt *packet, int len,
return TEST_FAIL;
}
static int test_ctx_unchanged(struct test_data *d, struct intel_pt_pkt *packet,
static int test_ctx_unchanged(const struct test_data *d, struct intel_pt_pkt *packet,
enum intel_pt_pkt_ctx ctx)
{
enum intel_pt_pkt_ctx old_ctx = ctx;
@ -258,7 +258,7 @@ static int test_ctx_unchanged(struct test_data *d, struct intel_pt_pkt *packet,
return TEST_OK;
}
static int test_one(struct test_data *d)
static int test_one(const struct test_data *d)
{
struct intel_pt_pkt packet;
enum intel_pt_pkt_ctx ctx = d->ctx;
@ -307,7 +307,7 @@ static int test_one(struct test_data *d)
*/
int test__intel_pt_pkt_decoder(struct test_suite *test __maybe_unused, int subtest __maybe_unused)
{
struct test_data *d = data;
const struct test_data *d = data;
int ret;
for (d = data; d->len; d++) {