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generate per-type memory block statistics

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1293 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-08-19 16:25:15 +00:00
parent 16ff83f5c0
commit 57f0b08cc1
2 changed files with 22 additions and 1 deletions
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19
src/pulsecore/memblock.c
View file

@ -121,6 +121,9 @@ static void stat_add(pa_memblock*b) {
b->pool->stat.n_imported++;
b->pool->stat.imported_size += b->length;
}
b->pool->stat.n_allocated_by_type[b->type]++;
b->pool->stat.n_accumulated_by_type[b->type]++;
}
static void stat_remove(pa_memblock *b) {
@ -140,6 +143,8 @@ static void stat_remove(pa_memblock *b) {
b->pool->stat.n_imported --;
b->pool->stat.imported_size -= b->length;
}
b->pool->stat.n_allocated_by_type[b->type]--;
}
static pa_memblock *memblock_new_appended(pa_mempool *p, size_t length);
@ -353,13 +358,21 @@ void pa_memblock_unref(pa_memblock*b) {
if (b->type == PA_MEMBLOCK_POOL_EXTERNAL)
pa_xfree(b);
break;
}
case PA_MEMBLOCK_TYPE_MAX:
default:
abort();
}
}
static void memblock_make_local(pa_memblock *b) {
assert(b);
b->pool->stat.n_allocated_by_type[b->type]--;
if (b->length <= b->pool->block_size - sizeof(struct mempool_slot)) {
struct mempool_slot *slot;
@ -373,7 +386,7 @@ static void memblock_make_local(pa_memblock *b) {
new_data = mempool_slot_data(slot);
memcpy(new_data, b->data, b->length);
b->data = new_data;
return;
goto finish;
}
}
@ -382,6 +395,10 @@ static void memblock_make_local(pa_memblock *b) {
b->per_type.user.free_cb = pa_xfree;
b->read_only = 0;
b->data = pa_xmemdup(b->data, b->length);
finish:
b->pool->stat.n_allocated_by_type[b->type]++;
b->pool->stat.n_accumulated_by_type[b->type]++;
}
void pa_memblock_unref_fixed(pa_memblock *b) {

4
src/pulsecore/memblock.h
View file

@ -40,6 +40,7 @@ typedef enum pa_memblock_type {
PA_MEMBLOCK_USER, /* User supplied memory, to be freed with free_cb */
PA_MEMBLOCK_FIXED, /* data is a pointer to fixed memory that needs not to be freed */
PA_MEMBLOCK_IMPORTED, /* Memory is imported from another process via shm */
PA_MEMBLOCK_TYPE_MAX
} pa_memblock_type_t;
typedef struct pa_memblock pa_memblock;
@ -84,6 +85,9 @@ struct pa_mempool_stat {
unsigned n_too_large_for_pool;
unsigned n_pool_full;
unsigned n_allocated_by_type[PA_MEMBLOCK_TYPE_MAX];
unsigned n_accumulated_by_type[PA_MEMBLOCK_TYPE_MAX];
};
/* Allocate a new memory block of type PA_MEMBLOCK_MEMPOOL or PA_MEMBLOCK_APPENDED, depending on the size */