md_write_metadata identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/md/md.c, line 1122

Defined in 1 files as a prototype:

drivers/md/md.h, line 927 (as a prototype)

Defined in 1 files as a function:

drivers/md/md.c, line 1138 (as a function)

Referenced in 3 files:

Smatch caller information:

drivers/md/md-llbitmap.c llbitmap_write_page() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->raid_disk	0-s32max
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	2	sector	unit_byte

drivers/md/md.c md_update_sb() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->get_acl	0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->get_offset_ctx	0,2606890545167454208
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mddev->can_decrease_events	0-1
PARAM_VALUE	0	mddev->gendisk	0,4096-ptr_max
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	mddev->gendisk->queue->mq_kobj->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->queue->tag_set->update_nr_hwq_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mddev->gendisk->queue->tag_set->update_nr_hwq_lock.first_waiter->type	0-1
PARAM_VALUE	0	mddev->gendisk->queue_kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	0	mddev->ro	0
PARAM_VALUE	0	mddev->sysfs_level->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->sysfs_state->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->sb_loaded	1
PARAM_VALUE	5	offset	0
BUF_SIZE	0	mddev	(-1),4112
BUF_SIZE	0	mddev	(-1),4112
BUF_SIZE	0	mddev->private	(-1),1216,1600,2712
BUF_SIZE	0	mddev->to_remove	(-1),48
DATA_SOURCE	0	mddev	$0
FUZZY_MAX	0	mddev->can_decrease_events	0
NOSPEC	0	mddev->bitmap_info.offset
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mddev->array_sectors	0-4294967294[c]
USER_DATA	0	mddev->bitmap_info.offset	s64min-(-1),1-s64max[c]
NO_OVERFLOW_SIMPLE	0	mddev->active.counter
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bdi->debug_dir->d_fsdata->d_fsdata
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->io_clone_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->io_clone_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->openers.counter
NO_OVERFLOW_SIMPLE	0	mddev->raid_disks
NO_OVERFLOW_SIMPLE	0	mddev->serial_info_pool->min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_seq.counter
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
UNITS	0	mddev	unit_byte
UNITS	2	sector	unit_byte
UNITS	3	size	unit_byte
HALF_LOCKED2		&mddev->reconfig_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2	0	&mddev->cluster_info->recv_mutex
HALF_LOCKED2	0	&mddev->reconfig_mutex

drivers/md/md.c md_update_sb() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->get_acl	0,434817594022129664,1176132492164517888,2308293591809245184,2352177825799393280,5894181231315005440,7161457072544161792,8358186677320523776
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->get_offset_ctx	0,2606890545167454208
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->readlink	0,1728600404483375104,2832489546165891072,2874824064778891264,3069732422725099520,4516337085607264256
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_op->sync_lazytime	0,6951464784224747520
PARAM_VALUE	0	mddev->bitmap_info.file->f_inode->i_mapping->host->i_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	mddev->can_decrease_events	0-1
PARAM_VALUE	0	mddev->gendisk	0,4096-ptr_max
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.kobj.parent->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->part0->bd_device.power.wakeirq->status	0-4294967295
PARAM_VALUE	0	mddev->gendisk->queue->mq_kobj->sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->gendisk->queue->tag_set->update_nr_hwq_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	mddev->gendisk->queue->tag_set->update_nr_hwq_lock.first_waiter->type	0-1
PARAM_VALUE	0	mddev->gendisk->queue_kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->kobj.sd->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	0	mddev->ro	0
PARAM_VALUE	0	mddev->sysfs_level->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	0	mddev->sysfs_state->attr.open->nr_mmapped	0-4294967295
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->badblocks.size	1-u64max
PARAM_VALUE	1	rdev->sb_loaded	1
PARAM_VALUE	5	offset	0
BUF_SIZE	0	mddev	(-1),4112
BUF_SIZE	0	mddev	(-1),4112
BUF_SIZE	0	mddev->private	(-1),1216,1600,2712
BUF_SIZE	0	mddev->to_remove	(-1),48
DATA_SOURCE	0	mddev	$0
FUZZY_MAX	0	mddev->can_decrease_events	0
BIT_INFO	3	size	0x0,0xfffffffffffffe00
NOSPEC	0	mddev->bitmap_info.offset
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mddev->array_sectors	0-4294967294[c]
USER_DATA	0	mddev->bitmap_info.offset	s64min-(-1),1-s64max[c]
NO_OVERFLOW_SIMPLE	0	mddev->active.counter
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->bio_set.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bdi->debug_dir->d_fsdata->d_fsdata
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bio_split.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->gendisk->bio_split.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->io_clone_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->io_clone_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->openers.counter
NO_OVERFLOW_SIMPLE	0	mddev->raid_disks
NO_OVERFLOW_SIMPLE	0	mddev->serial_info_pool->min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_seq.counter
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.bio_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.bvec_pool.min_nr
NO_OVERFLOW_SIMPLE	0	mddev->sync_set.rescue_workqueue->rescuer->task->dl.pi_se->dl_runtime
UNITS	0	mddev	unit_byte
UNITS	2	sector	unit_byte
HALF_LOCKED2		&mddev->reconfig_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2	0	&mddev->cluster_info->recv_mutex
HALF_LOCKED2	0	&mddev->reconfig_mutex

drivers/md/md.c super_1_rdev_size_change() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	0	mddev->bitmap_info.offset	0
PARAM_VALUE	0	mddev->pers	1-u64max
PARAM_VALUE	0	mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	0	mddev->reconfig_mutex.dep_map->name	0-255
PARAM_VALUE	0	mddev->reconfig_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	mddev->reconfig_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	mddev->reconfig_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->bdev	4096-ptr_max
PARAM_VALUE	1	rdev->mddev	4096-ptr_max
PARAM_VALUE	1	rdev->mddev->bitmap_info.offset	0
PARAM_VALUE	1	rdev->mddev->pers	1-u64max
PARAM_VALUE	1	rdev->mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.dep_map->name	0-255
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	1	rdev->raid_disk	0-s32max
PARAM_VALUE	5	offset	0
CAPPED_DATA	1	rdev->data_offset	1
CAPPED_DATA	1	rdev->new_data_offset	1
CAPPED_DATA	1	rdev->sb_start	1
CAPPED_DATA	2	sector	1
CAPPED_DATA	2	sector	1
DATA_SOURCE	1	rdev	$0
FUZZY_MAX	1	rdev->raid_disk	0
CAPABLE	0	21
PARAM_COMPARE	1	rdev->data_offset	== $1->new_data_offset
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	2	sector	unit_byte
UNITS	3	size	unit_byte
LOCK2		&mddev->reconfig_mutex
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct mddev)->reconfig_mutex

drivers/md/md.c super_90_rdev_size_change() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	0	mddev->bitmap_info.offset	0
PARAM_VALUE	0	mddev->pers	1-u64max
PARAM_VALUE	0	mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	0	mddev->reconfig_mutex.dep_map->name	0-255
PARAM_VALUE	0	mddev->reconfig_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	mddev->reconfig_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	mddev->reconfig_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->bdev	4096-ptr_max
PARAM_VALUE	1	rdev->mddev	4096-ptr_max
PARAM_VALUE	1	rdev->mddev->bitmap_info.offset	0
PARAM_VALUE	1	rdev->mddev->pers	1-u64max
PARAM_VALUE	1	rdev->mddev->persistent	s32min-(-1),1-s32max
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.dep_map->name	0-255
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	1	rdev->mddev->reconfig_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	1	rdev->raid_disk	0-s32max
PARAM_VALUE	1	rdev->sb_start	18446744073709551488
PARAM_VALUE	2	sector	18446744073709551488
PARAM_VALUE	5	offset	0
CAPPED_DATA	1	rdev->data_offset	1
CAPPED_DATA	1	rdev->new_data_offset	1
DATA_SOURCE	1	rdev	$0
DATA_SOURCE	2	sector	r calc_dev_sboffset
FUZZY_MAX	1	rdev->raid_disk	0
CAPABLE	0	21
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	2	sector	unit_byte
UNITS	3	size	unit_byte
LOCK2		&mddev->reconfig_mutex
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct mddev)->reconfig_mutex

drivers/md/md-bitmap.c __write_sb_page() -> md_write_metadata()

Type	Parameter	Key	Value
PARAM_VALUE	0	mddev	4096-ptr_max
PARAM_VALUE	1	rdev	4096-ptr_max
PARAM_VALUE	1	rdev->raid_disk	0-s32max
PARAM_VALUE	5	offset	0
BUF_SIZE	0	mddev	(-1),24,136,760,4096,4112
BUF_SIZE	0	mddev	(-1),24,136,760,4096,4112
CAPPED_DATA	3	size	1
DATA_SOURCE	1	rdev	$0
DATA_SOURCE	4	page	$3
NOSPEC	0	mddev->bitmap_info.offset
NOSPEC	0	mddev->resync_max_sectors
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	mddev->array_sectors	0-4294967294[c]
USER_DATA	0	mddev->bitmap_info.offset	s64min-(-1),1-s64max[c]
USER_DATA	0	mddev->dev_sectors	0-4294967294[c]
USER_DATA	0	mddev->resync_max_sectors	0-4294967294[c]
UNITS	2	sector	unit_byte