[PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()

From: Andy Shevchenko
Date: Fri Jun 18 2021 - 10:39:58 EST

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Rename bitmap_alloc() to bitmap_zalloc() in tools to follow new coming
bitmap API extension in kernel.

No functional changes intended.

Suggested-by: Yury Norov <ynorov@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
---
tools/include/linux/bitmap.h | 4 ++--
tools/perf/bench/find-bit-bench.c | 2 +-
tools/perf/builtin-c2c.c | 6 +++---
tools/perf/builtin-record.c | 2 +-
tools/perf/tests/bitmap.c | 2 +-
tools/perf/tests/mem2node.c | 2 +-
tools/perf/util/affinity.c | 4 ++--
tools/perf/util/header.c | 4 ++--
tools/perf/util/metricgroup.c | 2 +-
tools/perf/util/mmap.c | 4 ++--
tools/testing/selftests/kvm/dirty_log_perf_test.c | 2 +-
tools/testing/selftests/kvm/dirty_log_test.c | 4 ++--
tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c | 2 +-
13 files changed, 20 insertions(+), 20 deletions(-)

diff --git a/tools/include/linux/bitmap.h b/tools/include/linux/bitmap.h
index 330dbf7509cc..7eae64eb5c80 100644
--- a/tools/include/linux/bitmap.h
+++ b/tools/include/linux/bitmap.h
@@ -109,10 +109,10 @@ static inline int test_and_clear_bit(int nr, unsigned long *addr)
}

/**
- * bitmap_alloc - Allocate bitmap
+ * bitmap_zalloc - Allocate bitmap
* @nbits: Number of bits
*/
-static inline unsigned long *bitmap_alloc(int nbits)
+static inline unsigned long *bitmap_zalloc(int nbits)
{
return calloc(1, BITS_TO_LONGS(nbits) * sizeof(unsigned long));
}
diff --git a/tools/perf/bench/find-bit-bench.c b/tools/perf/bench/find-bit-bench.c
index 73b5bcc5946a..22b5cfe97023 100644
--- a/tools/perf/bench/find-bit-bench.c
+++ b/tools/perf/bench/find-bit-bench.c
@@ -54,7 +54,7 @@ static bool asm_test_bit(long nr, const unsigned long *addr)

static int do_for_each_set_bit(unsigned int num_bits)
{
- unsigned long *to_test = bitmap_alloc(num_bits);
+ unsigned long *to_test = bitmap_zalloc(num_bits);
struct timeval start, end, diff;
u64 runtime_us;
struct stats fb_time_stats, tb_time_stats;
diff --git a/tools/perf/builtin-c2c.c b/tools/perf/builtin-c2c.c
index e3b9d63077ef..a17726ff85a9 100644
--- a/tools/perf/builtin-c2c.c
+++ b/tools/perf/builtin-c2c.c
@@ -137,11 +137,11 @@ static void *c2c_he_zalloc(size_t size)
if (!c2c_he)
return NULL;

- c2c_he->cpuset = bitmap_alloc(c2c.cpus_cnt);
+ c2c_he->cpuset = bitmap_zalloc(c2c.cpus_cnt);
if (!c2c_he->cpuset)
return NULL;

- c2c_he->nodeset = bitmap_alloc(c2c.nodes_cnt);
+ c2c_he->nodeset = bitmap_zalloc(c2c.nodes_cnt);
if (!c2c_he->nodeset)
return NULL;

@@ -2045,7 +2045,7 @@ static int setup_nodes(struct perf_session *session)
struct perf_cpu_map *map = n[node].map;
unsigned long *set;

- set = bitmap_alloc(c2c.cpus_cnt);
+ set = bitmap_zalloc(c2c.cpus_cnt);
if (!set)
return -ENOMEM;

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 84803abeb942..978b6bbd06e4 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -2766,7 +2766,7 @@ int cmd_record(int argc, const char **argv)

if (rec->opts.affinity != PERF_AFFINITY_SYS) {
rec->affinity_mask.nbits = cpu__max_cpu();
- rec->affinity_mask.bits = bitmap_alloc(rec->affinity_mask.nbits);
+ rec->affinity_mask.bits = bitmap_zalloc(rec->affinity_mask.nbits);
if (!rec->affinity_mask.bits) {
pr_err("Failed to allocate thread mask for %zd cpus\n", rec->affinity_mask.nbits);
err = -ENOMEM;
diff --git a/tools/perf/tests/bitmap.c b/tools/perf/tests/bitmap.c
index 96c137360918..12b805efdca0 100644
--- a/tools/perf/tests/bitmap.c
+++ b/tools/perf/tests/bitmap.c
@@ -14,7 +14,7 @@ static unsigned long *get_bitmap(const char *str, int nbits)
unsigned long *bm = NULL;
int i;

- bm = bitmap_alloc(nbits);
+ bm = bitmap_zalloc(nbits);

if (map && bm) {
for (i = 0; i < map->nr; i++)
diff --git a/tools/perf/tests/mem2node.c b/tools/perf/tests/mem2node.c
index a258bd51f1a4..e4d0d58b97f8 100644
--- a/tools/perf/tests/mem2node.c
+++ b/tools/perf/tests/mem2node.c
@@ -27,7 +27,7 @@ static unsigned long *get_bitmap(const char *str, int nbits)
unsigned long *bm = NULL;
int i;

- bm = bitmap_alloc(nbits);
+ bm = bitmap_zalloc(nbits);

if (map && bm) {
for (i = 0; i < map->nr; i++) {
diff --git a/tools/perf/util/affinity.c b/tools/perf/util/affinity.c
index a5e31f826828..7b12bd7a3080 100644
--- a/tools/perf/util/affinity.c
+++ b/tools/perf/util/affinity.c
@@ -25,11 +25,11 @@ int affinity__setup(struct affinity *a)
{
int cpu_set_size = get_cpu_set_size();

- a->orig_cpus = bitmap_alloc(cpu_set_size * 8);
+ a->orig_cpus = bitmap_zalloc(cpu_set_size * 8);
if (!a->orig_cpus)
return -1;
sched_getaffinity(0, cpu_set_size, (cpu_set_t *)a->orig_cpus);
- a->sched_cpus = bitmap_alloc(cpu_set_size * 8);
+ a->sched_cpus = bitmap_zalloc(cpu_set_size * 8);
if (!a->sched_cpus) {
zfree(&a->orig_cpus);
return -1;
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index aa1e42518d37..c67c03dd3db2 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -277,7 +277,7 @@ static int do_read_bitmap(struct feat_fd *ff, unsigned long **pset, u64 *psize)
if (ret)
return ret;

- set = bitmap_alloc(size);
+ set = bitmap_zalloc(size);
if (!set)
return -ENOMEM;

@@ -1259,7 +1259,7 @@ static int memory_node__read(struct memory_node *n, unsigned long idx)

size++;

- n->set = bitmap_alloc(size);
+ n->set = bitmap_zalloc(size);
if (!n->set) {
closedir(dir);
return -ENOMEM;
diff --git a/tools/perf/util/metricgroup.c b/tools/perf/util/metricgroup.c
index 8336dd8e8098..f24c6998d26c 100644
--- a/tools/perf/util/metricgroup.c
+++ b/tools/perf/util/metricgroup.c
@@ -313,7 +313,7 @@ static int metricgroup__setup_events(struct list_head *groups,
struct evsel *evsel, *tmp;
unsigned long *evlist_used;

- evlist_used = bitmap_alloc(perf_evlist->core.nr_entries);
+ evlist_used = bitmap_zalloc(perf_evlist->core.nr_entries);
if (!evlist_used)
return -ENOMEM;

diff --git a/tools/perf/util/mmap.c b/tools/perf/util/mmap.c
index ab7108d22428..512dc8b9c168 100644
--- a/tools/perf/util/mmap.c
+++ b/tools/perf/util/mmap.c
@@ -106,7 +106,7 @@ static int perf_mmap__aio_bind(struct mmap *map, int idx, int cpu, int affinity)
data = map->aio.data[idx];
mmap_len = mmap__mmap_len(map);
node_index = cpu__get_node(cpu);
- node_mask = bitmap_alloc(node_index + 1);
+ node_mask = bitmap_zalloc(node_index + 1);
if (!node_mask) {
pr_err("Failed to allocate node mask for mbind: error %m\n");
return -1;
@@ -258,7 +258,7 @@ static void build_node_mask(int node, struct mmap_cpu_mask *mask)
static int perf_mmap__setup_affinity_mask(struct mmap *map, struct mmap_params *mp)
{
map->affinity_mask.nbits = cpu__max_cpu();
- map->affinity_mask.bits = bitmap_alloc(map->affinity_mask.nbits);
+ map->affinity_mask.bits = bitmap_zalloc(map->affinity_mask.nbits);
if (!map->affinity_mask.bits)
return -1;

diff --git a/tools/testing/selftests/kvm/dirty_log_perf_test.c b/tools/testing/selftests/kvm/dirty_log_perf_test.c
index 04a2641261be..fbf0c2c1fbc9 100644
--- a/tools/testing/selftests/kvm/dirty_log_perf_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_perf_test.c
@@ -121,7 +121,7 @@ static void run_test(enum vm_guest_mode mode, void *arg)
guest_num_pages = (nr_vcpus * guest_percpu_mem_size) >> vm_get_page_shift(vm);
guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
host_num_pages = vm_num_host_pages(mode, guest_num_pages);
- bmap = bitmap_alloc(host_num_pages);
+ bmap = bitmap_zalloc(host_num_pages);

if (dirty_log_manual_caps) {
cap.cap = KVM_CAP_MANUAL_DIRTY_LOG_PROTECT2;
diff --git a/tools/testing/selftests/kvm/dirty_log_test.c b/tools/testing/selftests/kvm/dirty_log_test.c
index 81edbd23d371..ef641b0ff125 100644
--- a/tools/testing/selftests/kvm/dirty_log_test.c
+++ b/tools/testing/selftests/kvm/dirty_log_test.c
@@ -750,8 +750,8 @@ static void run_test(enum vm_guest_mode mode, void *arg)

pr_info("guest physical test memory offset: 0x%lx\n", guest_test_phys_mem);

- bmap = bitmap_alloc(host_num_pages);
- host_bmap_track = bitmap_alloc(host_num_pages);
+ bmap = bitmap_zalloc(host_num_pages);
+ host_bmap_track = bitmap_zalloc(host_num_pages);

/* Add an extra memory slot for testing dirty logging */
vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS,
diff --git a/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c b/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c
index 537de1068554..a2f1bab6c234 100644
--- a/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c
+++ b/tools/testing/selftests/kvm/x86_64/vmx_dirty_log_test.c
@@ -111,7 +111,7 @@ int main(int argc, char *argv[])
nested_map(vmx, vm, NESTED_TEST_MEM1, GUEST_TEST_MEM, 4096, 0);
nested_map(vmx, vm, NESTED_TEST_MEM2, GUEST_TEST_MEM, 4096, 0);

- bmap = bitmap_alloc(TEST_MEM_PAGES);
+ bmap = bitmap_zalloc(TEST_MEM_PAGES);
host_test_mem = addr_gpa2hva(vm, GUEST_TEST_MEM);

while (!done) {
--
2.30.2

Next message: Catalin Marinas: "Re: [PATCH v16 1/7] arm64: mte: Handle race when synchronising tags"
Previous message: Jens Axboe: "Re: remove the legacy ide driver v2"
Next in thread: Paolo Bonzini: "Re: [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()"
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