diff options
Diffstat (limited to 'mm/percpu-stats.c')
-rw-r--r-- | mm/percpu-stats.c | 41 |
1 files changed, 16 insertions, 25 deletions
diff --git a/mm/percpu-stats.c b/mm/percpu-stats.c index c8400a2adbc2..dd3590dfc23d 100644 --- a/mm/percpu-stats.c +++ b/mm/percpu-stats.c @@ -34,15 +34,11 @@ static int find_max_nr_alloc(void) { struct pcpu_chunk *chunk; int slot, max_nr_alloc; - enum pcpu_chunk_type type; max_nr_alloc = 0; - for (type = 0; type < PCPU_NR_CHUNK_TYPES; type++) - for (slot = 0; slot < pcpu_nr_slots; slot++) - list_for_each_entry(chunk, &pcpu_chunk_list(type)[slot], - list) - max_nr_alloc = max(max_nr_alloc, - chunk->nr_alloc); + for (slot = 0; slot < pcpu_nr_slots; slot++) + list_for_each_entry(chunk, &pcpu_chunk_lists[slot], list) + max_nr_alloc = max(max_nr_alloc, chunk->nr_alloc); return max_nr_alloc; } @@ -133,9 +129,6 @@ static void chunk_map_stats(struct seq_file *m, struct pcpu_chunk *chunk, P("cur_min_alloc", cur_min_alloc); P("cur_med_alloc", cur_med_alloc); P("cur_max_alloc", cur_max_alloc); -#ifdef CONFIG_MEMCG_KMEM - P("memcg_aware", pcpu_is_memcg_chunk(pcpu_chunk_type(chunk))); -#endif seq_putc(m, '\n'); } @@ -144,7 +137,6 @@ static int percpu_stats_show(struct seq_file *m, void *v) struct pcpu_chunk *chunk; int slot, max_nr_alloc; int *buffer; - enum pcpu_chunk_type type; alloc_buffer: spin_lock_irq(&pcpu_lock); @@ -152,7 +144,7 @@ alloc_buffer: spin_unlock_irq(&pcpu_lock); /* there can be at most this many free and allocated fragments */ - buffer = vmalloc(array_size(sizeof(int), (2 * max_nr_alloc + 1))); + buffer = vmalloc_array(2 * max_nr_alloc + 1, sizeof(int)); if (!buffer) return -ENOMEM; @@ -165,7 +157,7 @@ alloc_buffer: goto alloc_buffer; } -#define PL(X) \ +#define PL(X) \ seq_printf(m, " %-20s: %12lld\n", #X, (long long int)pcpu_stats_ai.X) seq_printf(m, @@ -210,18 +202,17 @@ alloc_buffer: chunk_map_stats(m, pcpu_reserved_chunk, buffer); } - for (type = 0; type < PCPU_NR_CHUNK_TYPES; type++) { - for (slot = 0; slot < pcpu_nr_slots; slot++) { - list_for_each_entry(chunk, &pcpu_chunk_list(type)[slot], - list) { - if (chunk == pcpu_first_chunk) { - seq_puts(m, "Chunk: <- First Chunk\n"); - chunk_map_stats(m, chunk, buffer); - } else { - seq_puts(m, "Chunk:\n"); - chunk_map_stats(m, chunk, buffer); - } - } + for (slot = 0; slot < pcpu_nr_slots; slot++) { + list_for_each_entry(chunk, &pcpu_chunk_lists[slot], list) { + if (chunk == pcpu_first_chunk) + seq_puts(m, "Chunk: <- First Chunk\n"); + else if (slot == pcpu_to_depopulate_slot) + seq_puts(m, "Chunk (to_depopulate)\n"); + else if (slot == pcpu_sidelined_slot) + seq_puts(m, "Chunk (sidelined):\n"); + else + seq_puts(m, "Chunk:\n"); + chunk_map_stats(m, chunk, buffer); } } |