struct io_activity *create_ioa(struct bio *bio)
{
struct io_activity *ioa = vmalloc(sizeof(struct io_activity));
if (ioa == NULL) return NULL;
ioa->rw = bio_data_dir(bio);
ioa->data_size = bio_size(bio);
ioa->delta_count = bio_cnt(bio);
ioa->deltas = vmalloc(ioa->delta_count * sizeof(struct block_delta));
if (ioa->deltas == NULL) return NULL;
return ioa;
}
struct io_activity *create_ioa(struct bio *bio)
{
char *err;
struct io_activity *ioa = vmalloc(sizeof(struct io_activity));
_astgo(ioa != NULL, "Error allocating io_activity", err, create_ioa_error);
ioa->rw = bio_data_dir(bio);
ioa->data_size = bio_size(bio);
ioa->delta_count = bio_cnt(bio);
if (ioa->delta_count != 0) {
ioa->deltas = vmalloc(ioa->delta_count * sizeof(struct block_delta));
_astgo(ioa->deltas != NULL, "Error allocating deltas", err, create_ioa_error);
} else ioa->deltas = NULL;
return ioa;
create_ioa_error:
LOG_VAR(err);
LOG("Error creating ioa from bio with: %lu sector, %d size", bio_sector(bio), bio_size(bio));
ast_vfree(ioa->deltas);
ast_vfree(ioa);
return NULL;
}
