check_erased_page 638 drivers/mtd/nand/raw/fsl_ifc_nand.c static int check_erased_page(struct nand_chip *chip, u8 *buf) check_erased_page 175 drivers/mtd/nand/raw/tango_nand.c static int check_erased_page(struct nand_chip *chip, u8 *buf)