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perf bench mem: Refactor mem_options

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Split mem benchmark options into common and memset/memcpy specific.

Reviewed-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Ankur Arora <ankur.a.arora@oracle.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: David Hildenbrand <david@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Cc: Mateusz Guzik <mjguzik@gmail.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Raghavendra K T <raghavendra.kt@amd.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Ankur Arora
2025-09-17 08:24:10 -07:00
committed by Arnaldo Carvalho de Melo
parent fd1d882c4c
commit c3047f9a1a
1 changed files with 13 additions and 6 deletions
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19
tools/perf/bench/mem-functions.c
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@@ -41,7 +41,7 @@ static unsigned int nr_loops = 1;
static bool use_cycles;
static int cycles_fd;
static const struct option options[] = {
static const struct option bench_common_options[] = {
OPT_STRING('s', "size", &size_str, "1MB",
"Specify the size of the memory buffers. "
"Available units: B, KB, MB, GB and TB (case insensitive)"),
@@ -50,10 +50,6 @@ static const struct option options[] = {
"Specify page-size for mapping memory buffers. "
"Available sizes: 4KB, 2MB, 1GB (case insensitive)"),
OPT_STRING('k', "chunk", &chunk_size_str, "0",
"Specify the chunk-size for each invocation. "
"Available units: B, KB, MB, GB and TB (case insensitive)"),
OPT_STRING('f', "function", &function_str, "all",
"Specify the function to run, \"all\" runs all available functions, \"help\" lists them"),
@@ -66,6 +62,14 @@ static const struct option options[] = {
OPT_END()
};
static const struct option bench_mem_options[] = {
OPT_STRING('k', "chunk", &chunk_size_str, "0",
"Specify the chunk-size for each invocation. "
"Available units: B, KB, MB, GB and TB (case insensitive)"),
OPT_PARENT(bench_common_options),
OPT_END()
};
union bench_clock {
u64 cycles;
struct timeval tv;
@@ -84,6 +88,7 @@ struct bench_mem_info {
int (*do_op)(const struct function *r, struct bench_params *p,
void *src, void *dst, union bench_clock *rt);
const char *const *usage;
const struct option *options;
bool alloc_src;
};
@@ -230,7 +235,7 @@ static int bench_mem_common(int argc, const char **argv, struct bench_mem_info *
struct bench_params p = { 0 };
unsigned int page_size;
argc = parse_options(argc, argv, options, info->usage, 0);
argc = parse_options(argc, argv, info->options, info->usage, 0);
if (use_cycles) {
i = init_cycles();
@@ -397,6 +402,7 @@ int bench_mem_memcpy(int argc, const char **argv)
.functions = memcpy_functions,
.do_op = do_memcpy,
.usage = bench_mem_memcpy_usage,
.options = bench_mem_options,
.alloc_src = true,
};
@@ -454,6 +460,7 @@ int bench_mem_memset(int argc, const char **argv)
.functions = memset_functions,
.do_op = do_memset,
.usage = bench_mem_memset_usage,
.options = bench_mem_options,
};
return bench_mem_common(argc, argv, &info);