nand_block_isreserved(9)

🌸 nand_block_isreserved(9) 🌸

okay bestie, welcome to the Kernel API Manual — this is nand_block_isreserved(9) and yes she's a [GENERIC] girlie, it's right there in the tags 💅

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✨ NAME ✨

nand_block_isreserved — [GENERIC] Check if a block is marked reserved. that's it, that's the whole job 🎀

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✨ SYNOPSIS ✨

int nand_block_isreserved (struct mtd_info *mtd , loff_t ofs );

like, she takes two things and hands you back an int, purr 💖

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✨ ARGUMENTS ✨

• mtd — the MTD device structure, aka the actual flash device you're poking at 🦋
• ofs — the offset from the start of the device, so she knows which spot you're asking about ✨

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✨ DESCRIPTION ✨

Check if the block is marked as reserved. fr fr, that is the entire description — she checks, she tells you if it's reserved, she moves on. no cap, no drama, main character energy only 👑

ngl this one's a short read, but that's kind of iconic of her 🫶

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✨ SEE ALSO ✨

Kernel file ./drivers/mtd/nand/raw/nand_base.c — go read it if you're nosy (iykyk) 👀

and because she literally cannot go anywhere alone, here's the entire friend group, in order, no one left behind 💜:

nand_extract_bits(9), nand_select_target(9), nand_deselect_target(9), nand_release_device(9), nand_bbm_get_next_page(9), nand_block_bad(9), nand_region_is_secured(9), nand_get_device(9), nand_check_wp(9), nand_fill_oob(9), nand_do_write_oob(9), nand_default_block_markbad(9), nand_markbad_bbm(9), nand_block_markbad_lowlevel(9), nand_block_checkbad(9), nand_soft_waitrdy(9), nand_gpio_waitrdy(9), panic_nand_wait(9), nand_reset_interface(9), nand_setup_interface(9), nand_choose_best_sdr_timings(9), nand_choose_best_nvddr_timings(9), nand_choose_best_timings(9), nand_choose_interface_config(9), nand_fill_column_cycles(9), nand_read_page_op(9), nand_read_param_page_op(9), nand_change_read_column_op(9), nand_read_oob_op(9), nand_prog_page_begin_op(9), nand_prog_page_end_op(9), nand_prog_page_op(9), nand_change_write_column_op(9), nand_readid_op(9), nand_status_op(9), nand_exit_status_op(9), nand_erase_op(9), nand_set_features_op(9), nand_get_features_op(9), nand_reset_op(9), nand_read_data_op(9), nand_write_data_op(9), struct nand_op_parser_ctx(9), nand_op_parser_must_split_instr(9), nand_op_parser_match_pat(9), nand_op_parser_exec_op(9), nand_subop_get_addr_start_off(9), nand_subop_get_num_addr_cyc(9), nand_subop_get_data_start_off(9), nand_subop_get_data_len(9), nand_reset(9), nand_get_features(9), nand_set_features(9), nand_read_page_raw_notsupp(9), nand_read_page_raw(9), nand_monolithic_read_page_raw(9), nand_read_page_raw_syndrome(9), nand_read_page_swecc(9), nand_read_subpage(9), nand_read_page_hwecc(9), nand_read_page_hwecc_oob_first(9), nand_read_page_syndrome(9), nand_transfer_oob(9), nand_setup_read_retry(9), nand_do_read_ops(9), nand_read_oob_std(9), nand_read_oob_syndrome(9), nand_write_oob_std(9), nand_write_oob_syndrome(9), nand_do_read_oob(9), nand_read_oob(9), nand_write_page_raw_notsupp(9), nand_write_page_raw(9), nand_monolithic_write_page_raw(9), nand_write_page_raw_syndrome(9), nand_write_page_swecc(9), nand_write_page_hwecc(9), nand_write_subpage_hwecc(9), nand_write_page_syndrome(9), nand_write_page(9), nand_do_write_ops(9), panic_nand_write(9), nand_write_oob(9), nand_erase(9), nand_erase_nand(9), nand_sync(9), nand_block_isbad(9), nand_block_markbad(9), nand_suspend(9), nand_resume(9), nand_shutdown(9), nand_lock(9), nand_unlock(9), rawnand_dt_parse_gpio_cs(9), nand_scan_ident(9), nand_check_ecc_caps(9), nand_match_ecc_req(9), nand_maximize_ecc(9), nand_ecc_choose_conf(9), nand_scan_tail(9), nand_scan_with_ids(9), nand_cleanup(9)

like… that's a lot of friends and she loves every single one of them 😭💖

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aesthetic credits 🎀 this little masterpiece lives in ./drivers/mtd/nand/raw and it's dated October 2026 — mwah, slay, periodt ✨🦋💅