* [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()
@ 2021-06-18 14:38 Andy Shevchenko
2021-06-18 14:50 ` Paolo Bonzini
2021-06-18 20:06 ` Yury Norov
0 siblings, 2 replies; 5+ messages in thread
From: Andy Shevchenko @ 2021-06-18 14:38 UTC (permalink / raw)
To: Andrew Morton, Rasmus Villemoes, Yury Norov, Ian Rogers,
Arnaldo Carvalho de Melo, Leo Yan, Jiri Olsa, Andy Shevchenko,
Paolo Bonzini, Ben Gardon, Peter Xu, linux-kernel,
linux-perf-users, kvm, linux-kselftest
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Mark Rutland, Alexander Shishkin, Namhyung Kim, Shuah Khan,
Yury Norov
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@caviumnetworks.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
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
^ permalink raw reply related [flat|nested] 5+ messages in thread
* Re: [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()
2021-06-18 14:38 [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc() Andy Shevchenko
@ 2021-06-18 14:50 ` Paolo Bonzini
2021-06-18 20:06 ` Yury Norov
1 sibling, 0 replies; 5+ messages in thread
From: Paolo Bonzini @ 2021-06-18 14:50 UTC (permalink / raw)
To: Andy Shevchenko, Andrew Morton, Rasmus Villemoes, Yury Norov,
Ian Rogers, Arnaldo Carvalho de Melo, Leo Yan, Jiri Olsa,
Ben Gardon, Peter Xu, linux-kernel, linux-perf-users, kvm,
linux-kselftest
Cc: Peter Zijlstra, Ingo Molnar, Arnaldo Carvalho de Melo,
Mark Rutland, Alexander Shishkin, Namhyung Kim, Shuah Khan,
Yury Norov
On 18/06/21 16:38, Andy Shevchenko wrote:
> 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@caviumnetworks.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> 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) {
>
Acked-by: Paolo Bonzini <pbonzini@redhat.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()
2021-06-18 14:38 [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc() Andy Shevchenko
2021-06-18 14:50 ` Paolo Bonzini
@ 2021-06-18 20:06 ` Yury Norov
2021-06-18 21:36 ` Andy Shevchenko
1 sibling, 1 reply; 5+ messages in thread
From: Yury Norov @ 2021-06-18 20:06 UTC (permalink / raw)
To: Andy Shevchenko
Cc: Andrew Morton, Rasmus Villemoes, Ian Rogers,
Arnaldo Carvalho de Melo, Leo Yan, Jiri Olsa, Paolo Bonzini,
Ben Gardon, Peter Xu, linux-kernel, linux-perf-users, kvm,
linux-kselftest, Peter Zijlstra, Ingo Molnar,
Arnaldo Carvalho de Melo, Mark Rutland, Alexander Shishkin,
Namhyung Kim, Shuah Khan, Yury Norov
On Fri, Jun 18, 2021 at 05:38:54PM +0300, Andy Shevchenko wrote:
> Rename bitmap_alloc() to bitmap_zalloc() in tools to follow new coming
> bitmap API extension in kernel.
Can you please tell more about the new coming extensions?
Anyways,
Acked-by: Yury Norov <ynorov@caviumnetworks.com>
All bitmap patches together can be found here:
https://github.com/norov/linux/commits/bm-f1
> No functional changes intended.
>
> Suggested-by: Yury Norov <ynorov@caviumnetworks.com>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
> ---
> 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
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()
2021-06-18 20:06 ` Yury Norov
@ 2021-06-18 21:36 ` Andy Shevchenko
2021-06-18 22:31 ` Yury Norov
0 siblings, 1 reply; 5+ messages in thread
From: Andy Shevchenko @ 2021-06-18 21:36 UTC (permalink / raw)
To: Yury Norov
Cc: Andy Shevchenko, Andrew Morton, Rasmus Villemoes, Ian Rogers,
Arnaldo Carvalho de Melo, Leo Yan, Jiri Olsa, Paolo Bonzini,
Ben Gardon, Peter Xu, linux-kernel, linux-perf-users, kvm,
linux-kselftest, Peter Zijlstra, Ingo Molnar,
Arnaldo Carvalho de Melo, Mark Rutland, Alexander Shishkin,
Namhyung Kim, Shuah Khan, Yury Norov
On Fri, Jun 18, 2021 at 11:11 PM Yury Norov <yury.norov@gmail.com> wrote:
>
> On Fri, Jun 18, 2021 at 05:38:54PM +0300, Andy Shevchenko wrote:
> > Rename bitmap_alloc() to bitmap_zalloc() in tools to follow new coming
> > bitmap API extension in kernel.
>
> Can you please tell more about the new coming extensions?
Ah, this is outdated text. It was about the time when bitmap_*alloc()
was introduced in the kernel.
> Anyways,
> Acked-by: Yury Norov <ynorov@caviumnetworks.com>
>
> All bitmap patches together can be found here:
> https://github.com/norov/linux/commits/bm-f1
Should I resend with that fixed (I have also noticed that your address
in Suggested-by is outdated)?
--
With Best Regards,
Andy Shevchenko
^ permalink raw reply [flat|nested] 5+ messages in thread
* Re: [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc()
2021-06-18 21:36 ` Andy Shevchenko
@ 2021-06-18 22:31 ` Yury Norov
0 siblings, 0 replies; 5+ messages in thread
From: Yury Norov @ 2021-06-18 22:31 UTC (permalink / raw)
To: Andy Shevchenko
Cc: Andy Shevchenko, Andrew Morton, Rasmus Villemoes, Ian Rogers,
Arnaldo Carvalho de Melo, Leo Yan, Jiri Olsa, Paolo Bonzini,
Ben Gardon, Peter Xu, linux-kernel, linux-perf-users, kvm,
linux-kselftest, Peter Zijlstra, Ingo Molnar,
Arnaldo Carvalho de Melo, Mark Rutland, Alexander Shishkin,
Namhyung Kim, Shuah Khan, Yury Norov
On Sat, Jun 19, 2021 at 12:36:44AM +0300, Andy Shevchenko wrote:
> On Fri, Jun 18, 2021 at 11:11 PM Yury Norov <yury.norov@gmail.com> wrote:
> >
> > On Fri, Jun 18, 2021 at 05:38:54PM +0300, Andy Shevchenko wrote:
> > > Rename bitmap_alloc() to bitmap_zalloc() in tools to follow new coming
> > > bitmap API extension in kernel.
> >
> > Can you please tell more about the new coming extensions?
>
> Ah, this is outdated text. It was about the time when bitmap_*alloc()
> was introduced in the kernel.
>
> > Anyways,
> > Acked-by: Yury Norov <ynorov@caviumnetworks.com>
> >
> > All bitmap patches together can be found here:
> > https://github.com/norov/linux/commits/bm-f1
>
> Should I resend with that fixed (I have also noticed that your address
> in Suggested-by is outdated)?
Yes. Please use
Suggested-by: Yury Norov <yury.norov@gmail.com>
Acked-by: Yury Norov <yury.norov@gmail.com>
^ permalink raw reply [flat|nested] 5+ messages in thread
end of thread, other threads:[~2021-06-18 22:31 UTC | newest]
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2021-06-18 14:38 [PATCH v1 1/1] tools: Rename bitmap_alloc() to bitmap_zalloc() Andy Shevchenko
2021-06-18 14:50 ` Paolo Bonzini
2021-06-18 20:06 ` Yury Norov
2021-06-18 21:36 ` Andy Shevchenko
2021-06-18 22:31 ` Yury Norov
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