mtd_write_oob identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

include/linux/mtd/mtd.h, line 513 (as a prototype)

Defined in 1 files as a function:

drivers/mtd/mtdcore.c, line 1830 (as a function)

Referenced in 12 files:

Smatch caller information:

drivers/mtd/mtdswap.c mtdswap_eblk_passes() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	6988898649718255616
RX_PATH
TASK_NOT_RUNNING
LOCK2		&dev->lock
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mtd_blktrans_dev)->lock

drivers/mtd/mtdswap.c mtdswap_write_marker() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	7364694672610312192
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	8740397114631397376
PARAM_VALUE	2	ops->ooblen	2,6
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
RX_PATH
TASK_NOT_RUNNING
UNITS	1	to	unit_byte
LOCK2		&dev->lock
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mtd_blktrans_dev)->lock

drivers/mtd/nftlcore.c nftl_write() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	1	to	0-s64max
PARAM_VALUE	2	ops	330507277571227648
PARAM_VALUE	2	ops->len	512
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	7412551989898932224,7943603224610799616
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
CAPPED_DATA	0	mtd	1
CAPPED_DATA	1	to	1
DATA_SOURCE	0	mtd	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		&mbd->lock
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mtd_blktrans_dev)->lock

drivers/mtd/nftlcore.c nftl_write_oob() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	1	to	0-4294967295
PARAM_VALUE	2	ops	5962287003664367616
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	3075301443861983240,5374793511726010368,7083049421680574472,8162474367002431488,8514326127394230272
PARAM_VALUE	2	ops->ooblen	8
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
BUF_SIZE	0	mtd	(-1),2448,2984
BUF_SIZE	0	mtd	(-1),2448,2984
CAPPED_DATA	1	to	1
DATA_SOURCE	0	mtd	$0
STR_LEN	0	mtd->dev.driver_data	(-1)
STR_LEN	0	mtd->name	(-1)
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	mtd->erasesize
HALF_LOCKED2		&mbd->lock
HALF_LOCKED2		global &mtd_table_mutex

fs/jffs2/wbuf.c jffs2_write_nand_cleanmarker() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	0	mtd->type	4
PARAM_VALUE	2	ops	3193222703061843968
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	7016714317580832768
PARAM_VALUE	2	ops->ooblen	0-8,18446744071562067968-u64max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
CAPPED_DATA	0	mtd	1
RX_PATH
TASK_NOT_RUNNING
UNITS	1	to	unit_byte
HALF_LOCKED2		&c->alloc_sem
HALF_LOCKED2		&c->wbuf_sem
HALF_LOCKED2		&c->xattr_sem

drivers/mtd/mtdcore.c mtd_write() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	2	ops	7783575899813445632
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	0
PARAM_VALUE	2	ops->ooblen	0
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
BUF_SIZE	0	mtd	s32min-s32max
DATA_SOURCE	0	mtd	$0
DATA_SOURCE	1	to	$1
STR_LEN	0	mtd	(-1),27
STR_LEN	0	mtd	(-1),27
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	to	1-5294967294[c]
HOST_DATA	2	ops->len	0-u64max[c]
USER_DATA	1	to	(-4611686016279904256)-s64max[c]
USER_DATA	2	ops->len	0-u64max[c]
NO_OVERFLOW_SIMPLE	0	mtd->erasesize
UNITS	0	mtd	unit_byte
UNITS	1	to	unit_byte
USER_PTR	2	ops->datbuf
HALF_LOCKED2		&c->alloc_sem
HALF_LOCKED2		&c->wbuf_sem
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &mtd_table_mutex

drivers/mtd/mtdchar.c mtdchar_write() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	1948428078752776192
PARAM_VALUE	2	ops->datbuf	16,4096-ptr_max
PARAM_VALUE	2	ops->len	0-4000000
PARAM_VALUE	2	ops->mode	2
PARAM_VALUE	2	ops->oobbuf	0
PARAM_VALUE	2	ops->ooblen	0
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
USER_DATA	1	to	1-1000000000[c]
USER_DATA	2	ops->len	2-3999999[c]
UNITS	1	to	unit_byte
USER_PTR	2	ops->datbuf

drivers/mtd/mtdchar.c mtdchar_write_ioctl() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	1830130719394844672
PARAM_VALUE	2	ops->datbuf	0-18446744073709551614
PARAM_VALUE	2	ops->len	0-s32max
PARAM_VALUE	2	ops->mode	0-255
PARAM_VALUE	2	ops->oobbuf	0-18446744073709551614
PARAM_VALUE	2	ops->ooblen	0-s32max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
DATA_SOURCE	0	mtd	$0
USER_DATA	1	to	s64min-s64max
USER_DATA	2	ops->len	0-s32max[c]
USER_DATA	2	ops->mode	0-255
USER_DATA	2	ops->ooblen	0-s32max[c]
UNITS	1	to	unit_byte
USER_PTR	2	ops->datbuf
USER_PTR	2	ops->oobbuf
LOCK2		&master->master.chrdev_lock
TYPE_LOCK		(struct mtd_master)->chrdev_lock

drivers/mtd/mtdchar.c mtdchar_writeoob() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	4225741490357161984
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	0,2
PARAM_VALUE	2	ops->oobbuf	1-ptr_max
PARAM_VALUE	2	ops->ooblen	0-4096
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
DATA_SOURCE	0	mtd	$1
DATA_SOURCE	1	to	$2 [m]
USER_DATA	1	to	0-s64max[c]
USER_DATA	2	ops->ooblen	0-4096[c]
USER_DATA	2	ops->ooboffs	0-u32max[c]
USER_PTR	2	ops->oobbuf
LOCK2		&master->master.chrdev_lock
TYPE_LOCK		(struct mtd_master)->chrdev_lock

drivers/mtd/mtdconcat.c concat_write_oob() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	0	mtd->size	1-u64max
PARAM_VALUE	1	to	s64min-(-2),0-s64max
PARAM_VALUE	2	ops	8490214927560663040
PARAM_VALUE	2	ops->mode	0-255
CAPPED_DATA	0	mtd->size	1
CAPPED_DATA	1	to	1
CAPPED_DATA	1	to	1
DATA_SOURCE	1	to	$1 [m]
PARAM_COMPARE	0	mtd->size	> $1
PARAM_COMPARE	1	to	< $0->size
NOSPEC	2	ops->ooblen
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	1	to	1-5294967294[c]
HOST_DATA	2	ops->len	0-u64max[c]
HOST_DATA	2	ops->oobretlen	1-35184372056064,18446744071562067968-u64max[c]
HOST_DATA	2	ops->retlen	0-314243001679872,18446744071562067968-u64max[c]
USER_DATA	1	to	1-s64max[c]
USER_DATA	2	ops->len	0-u64max[c]
USER_DATA	2	ops->mode	0-255
USER_DATA	2	ops->ooblen	0-8628589293650,18446321861244682240-u64max
USER_DATA	2	ops->ooboffs	0-u32max[c]
USER_DATA	2	ops->oobretlen	0-422212464869376,18446740775174669824-u64max
USER_DATA	2	ops->retlen	0-u64max
UNITS	1	to	unit_byte
USER_PTR	2	ops->datbuf
USER_PTR	2	ops->oobbuf
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&ftl->mutex
HALF_LOCKED2		&master->master.chrdev_lock
HALF_LOCKED2		&mbd->lock

drivers/mtd/inftlcore.c inftl_write() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	1	to	0-4294967295
PARAM_VALUE	2	ops	5488648248799936512
PARAM_VALUE	2	ops->len	512
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	1533327971731832832,3445685997104369664
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
CAPPED_DATA	1	to	1
DATA_SOURCE	0	mtd	$0
BIT_INFO	1	to	0x0,0xffffffff
RX_PATH
TASK_NOT_RUNNING
LOCK2		&mbd->lock
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read
TYPE_LOCK		(struct mtd_blktrans_dev)->lock

drivers/mtd/inftlcore.c inftl_write_oob() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	1	to	0-4294967295
PARAM_VALUE	2	ops	6361648533475635200
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	1548298580768071680,4447716077781471240,7297681592522403840
PARAM_VALUE	2	ops->ooblen	8
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
BUF_SIZE	0	mtd	(-1),2448,2984
BUF_SIZE	0	mtd	(-1),2448,2984
CAPPED_DATA	1	to	1
DATA_SOURCE	0	mtd	$0
STR_LEN	0	mtd->dev.driver_data	(-1)
STR_LEN	0	mtd->name	(-1)
BIT_INFO	1	to	0x0,0xffffffff
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	mtd->erasesize
HALF_LOCKED2		&mbd->lock

drivers/mtd/sm_ftl.c sm_write_sector() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	1	to	s32min-s32max
PARAM_VALUE	2	ops	8000409106521382912
PARAM_VALUE	2	ops->len	512
PARAM_VALUE	2	ops->mode	0,2
PARAM_VALUE	2	ops->oobbuf	304169322839322624,1075363059584933888
PARAM_VALUE	2	ops->ooblen	16
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
RX_PATH
TASK_NOT_RUNNING
LOCK2		&ftl->mutex
HALF_LOCKED2		&dev->lock
TYPE_LOCK		(struct sm_ftl)->mutex

drivers/mtd/nand/raw/sm_common.c sm_block_markbad() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	7051967433032024064
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	5718595531460698112
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
BUF_SIZE	0	mtd	2448
DATA_SOURCE	0	mtd	r nand_to_mtd
DATA_SOURCE	1	to	$1
RX_PATH
TASK_NOT_RUNNING

drivers/mtd/tests/nandbiterrs.c rewrite_page() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	5882138577914990592
PARAM_VALUE	2	ops->datbuf	0,16,4096-ptr_max
PARAM_VALUE	2	ops->len	0-u32max
PARAM_VALUE	2	ops->mode	2
PARAM_VALUE	2	ops->oobbuf	0
PARAM_VALUE	2	ops->ooblen	0
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0

drivers/mtd/tests/oobtest.c mtd_oobtest_init() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	2261114623674265600
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	16,4096-ptr_max
PARAM_VALUE	2	ops->ooblen	1
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
DATA_SOURCE	0	mtd	r get_mtd_device

drivers/mtd/tests/oobtest.c mtd_oobtest_init() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	2261114623674265600
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	16,4096-ptr_max
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
DATA_SOURCE	0	mtd	r get_mtd_device
UNITS	1	to	unit_byte

drivers/mtd/tests/oobtest.c mtd_oobtest_init() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	2261114623674265600
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	16,4096-ptr_max
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->ooboffs	1
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
DATA_SOURCE	0	mtd	r get_mtd_device
UNITS	1	to	unit_byte

drivers/mtd/tests/oobtest.c mtd_oobtest_init() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	2261114623674265600
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	4096-ptr_max
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
DATA_SOURCE	0	mtd	r get_mtd_device
UNITS	1	to	unit_byte

drivers/mtd/tests/oobtest.c write_eraseblock() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	3087224048465195008
PARAM_VALUE	2	ops->datbuf	0
PARAM_VALUE	2	ops->len	0
PARAM_VALUE	2	ops->mode	1
PARAM_VALUE	2	ops->oobbuf	4096-ptr_max
PARAM_VALUE	2	ops->ooblen	0-s32max,18446744071562067968-u64max
PARAM_VALUE	2	ops->ooboffs	0-39
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0

drivers/mtd/nand/raw/nand_bbt.c scan_write_bbt() -> mtd_write_oob()

Type	Parameter	Key	Value
PARAM_VALUE	0	mtd	4096-ptr_max
PARAM_VALUE	2	ops	6698633963214270464
PARAM_VALUE	2	ops->datbuf	1-u64max
PARAM_VALUE	2	ops->mode	0
PARAM_VALUE	2	ops->oobbuf	0,4096-ptr_max
PARAM_VALUE	2	ops->ooblen	0-u32max
PARAM_VALUE	2	ops->ooboffs	0
PARAM_VALUE	2	ops->oobretlen	0
PARAM_VALUE	2	ops->retlen	0
PARAM_VALUE	2	ops->stats	0
BUF_SIZE	0	mtd	2448
DATA_SOURCE	0	mtd	r nand_to_mtd
DATA_SOURCE	1	to	$1
RX_PATH
TASK_NOT_RUNNING
UNITS	1	to	unit_byte