btrfs_meta_is_subpage identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

fs/btrfs/subpage.h, line 94 (as a function)

Referenced in 2 files:

Smatch caller information:

fs/btrfs/subpage.c btrfs_attach_folio_state() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->nodesize	0-4095
DATA_SOURCE	0	fs_info	$0
HARD_MAX	0	fs_info->nodesize	4095
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&mapping->i_private_lock

fs/btrfs/subpage.c btrfs_detach_folio_state() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->nodesize	0-4095
BUF_SIZE	0	fs_info	(-1),11312
BUF_SIZE	0	fs_info	(-1),11312
DATA_SOURCE	0	fs_info	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&mapping->i_private_lock

fs/btrfs/subpage.c btrfs_folio_dec_eb_refs() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->nodesize	0-4095
BUF_SIZE	0	fs_info	(-1),11312
BUF_SIZE	0	fs_info	(-1),11312
DATA_SOURCE	0	fs_info	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
LOCK2		&mapping->i_private_lock
TYPE_LOCK		(struct address_space)->i_private_lock

fs/btrfs/subpage.c btrfs_folio_inc_eb_refs() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
DATA_SOURCE	0	fs_info	$0
PREEMPT_ADD
UNITS	0	fs_info	unit_byte
LOCK2		&mapping->i_private_lock
TYPE_LOCK		(struct address_space)->i_private_lock

fs/btrfs/subpage.c btrfs_meta_folio_clear_and_test_dirty() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&eb->lock

fs/btrfs/subpage.c btrfs_meta_folio_clear_dirty() -> btrfs_meta_is_subpage()

Type	Key	Value
PARAM_VALUE	fs_info	4096-ptr_max
CAPPED_DATA	fs_info->dirty_metadata_batch	1
UNITS	fs_info	unit_byte

fs/btrfs/subpage.c btrfs_meta_folio_clear_uptodate() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&eb->lock

fs/btrfs/subpage.c btrfs_meta_folio_clear_writeback() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&pool->lock

fs/btrfs/subpage.c btrfs_meta_folio_set_dirty() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&eb->lock
HALF_LOCKED2		&eb->lock
HALF_LOCKED2		&fs_info->cleaner_mutex
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&fs_info->subvol_sem
HALF_LOCKED2		&leaf->lock
HALF_LOCKED2		&left->lock
HALF_LOCKED2		&right->lock
HALF_LOCKED2		&split->lock

fs/btrfs/subpage.c btrfs_meta_folio_set_uptodate() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&eb->lock

fs/btrfs/subpage.c btrfs_meta_folio_set_writeback() -> btrfs_meta_is_subpage()

Type	Key	Value
PARAM_VALUE	fs_info	4096-ptr_max
CAPPED_DATA	fs_info->dirty_metadata_batch	1
UNITS	fs_info	unit_byte

fs/btrfs/subpage.c btrfs_meta_folio_test_dirty() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
UNITS	0	fs_info	unit_byte

fs/btrfs/subpage.c btrfs_meta_folio_test_uptodate() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte

fs/btrfs/subpage.c btrfs_meta_folio_test_writeback() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
UNITS	0	fs_info	unit_byte

fs/btrfs/extent_io.c assert_eb_folio_uptodate() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
BUF_SIZE	0	fs_info	(-1),11312
BUF_SIZE	0	fs_info	(-1),11312
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte

fs/btrfs/extent_io.c attach_eb_folio_to_filemap() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PREEMPT_ADD			<- disables preempt
UNITS	0	fs_info	unit_byte
LOCK2		&mapping->i_private_lock
TYPE_LOCK		(struct address_space)->i_private_lock

fs/btrfs/extent_io.c attach_extent_buffer_folio() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&mapping->i_private_lock

fs/btrfs/extent_io.c btrfs_init_eb_prealloc() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
DATA_SOURCE	0	fs_info	$0
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2	0	&fs_info->commit_root_sem

fs/btrfs/extent_io.c detach_extent_buffer_folio() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
BUF_SIZE	0	fs_info	(-1),11312
BUF_SIZE	0	fs_info	(-1),11312
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&mapping->i_private_lock

fs/btrfs/extent_io.c grab_extent_buffer() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PARAM_VALUE	0	fs_info->nodesize	4096-u32max
DATA_SOURCE	0	fs_info	$0
PREEMPT_ADD
UNITS	0	fs_info	unit_byte
LOCK2		&mapping->i_private_lock
TYPE_LOCK		(struct address_space)->i_private_lock

fs/btrfs/extent_io.c set_extent_buffer_dirty() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
PARAM_VALUE	0	fs_info	4096-ptr_max
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&cow->lock
HALF_LOCKED2		&eb->lock
HALF_LOCKED2		&eb->lock
HALF_LOCKED2		&fs_info->cleaner_mutex
HALF_LOCKED2		&fs_info->remap_mutex
HALF_LOCKED2		&fs_info->subvol_sem
HALF_LOCKED2		&leaf->lock
HALF_LOCKED2		&left->lock
HALF_LOCKED2		&right->lock
HALF_LOCKED2		&split->lock

fs/btrfs/extent_io.c try_release_extent_buffer() -> btrfs_meta_is_subpage()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
UNITS	0	fs_info	unit_byte
HALF_LOCKED2		&folio->private->lock