pblk_blk_erase_async  520 drivers/lightnvm/pblk-write.c 		if (pblk_blk_erase_async(pblk, erase_ppa)) {
pblk_blk_erase_async  807 drivers/lightnvm/pblk.h int pblk_blk_erase_async(struct pblk *pblk, struct ppa_addr erase_ppa);