squashfs_read_data identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

fs/squashfs/squashfs.h, line 24 (as a prototype)

Defined in 1 files as a function:

fs/squashfs/block.c, line 290 (as a function)

Referenced in 4 files:

Smatch caller information:

fs/squashfs/decompressor.c get_comp_opts() -> squashfs_read_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb	4096-ptr_max
PARAM_VALUE	1	index	96
PARAM_VALUE	2	length	0
PARAM_VALUE	3	next_index	0
PARAM_VALUE	4	output	4096-ptr_max
PARAM_VALUE	4	output->buffer	16,4096-ptr_max
PARAM_VALUE	4	output->next_page	0
PARAM_VALUE	4	output->page	16,4096-ptr_max
PARAM_VALUE	4	output->pages	1
PARAM_VALUE	4	output->squashfs_finish_page	7576115268350894080
PARAM_VALUE	4	output->squashfs_first_page	5674999149520723968
PARAM_VALUE	4	output->squashfs_next_page	2497198965807730688
PARAM_VALUE	4	output->tmp_buffer	0
BUF_SIZE	4	output	88
BUF_SIZE	4	output->buffer	8
CAPPED_DATA	4	output->length	1
DATA_SOURCE	0	sb	$0
DATA_SOURCE	4	output	r squashfs_page_actor_init
NO_OVERFLOW_SIMPLE	4	output->pages
UNITS	1	index	unit_byte

fs/squashfs/file.c squashfs_readahead() -> squashfs_read_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb	4096-ptr_max
PARAM_VALUE	0	sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896
PARAM_VALUE	0	sb->s_fs_info	4096-ptr_max
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.dep_map->name	0-255
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	sb->s_fs_info->meta_index_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	2	length	s32min-(-1),1-s32max
PARAM_VALUE	3	next_index	0
PARAM_VALUE	4	output	4096-ptr_max
PARAM_VALUE	4	output->alloc_buffer	0-1
PARAM_VALUE	4	output->buffer	16,4096-ptr_max
PARAM_VALUE	4	output->last_page	0
PARAM_VALUE	4	output->next_index	0-2251799813685247
PARAM_VALUE	4	output->next_page	0
PARAM_VALUE	4	output->page	16,4096-ptr_max
PARAM_VALUE	4	output->pageaddr	0
PARAM_VALUE	4	output->pages	1-1048576
PARAM_VALUE	4	output->returned_pages	0
PARAM_VALUE	4	output->squashfs_finish_page	7751690584682586112
PARAM_VALUE	4	output->squashfs_first_page	3738391106504433664
PARAM_VALUE	4	output->squashfs_next_page	4220844040330907648
PARAM_VALUE	4	output->tmp_buffer	0,4096-ptr_max
BUF_SIZE	4	output	88
BUF_SIZE	4	output->page	8
CAPPED_DATA	4	output->length	1
CAPPED_DATA	4	output->pages	1
DATA_SOURCE	2	length	r read_blocklist
DATA_SOURCE	4	output	r squashfs_page_actor_init_special
RX_PATH
TASK_NOT_RUNNING
UNITS	0	sb	unit_byte
HALF_LOCKED2		&mapping->invalidate_lock

fs/squashfs/cache.c squashfs_cache_get() -> squashfs_read_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb	4096-ptr_max
PARAM_VALUE	0	sb->s_export_op->encode_fh	0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE	0	sb->s_export_op->fh_to_dentry	0,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE	0	sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	3	next_index	4096-ptr_max
DATA_SOURCE	0	sb	$0
DATA_SOURCE	1	index	$2
DATA_SOURCE	2	length	$3
RX_PATH
TASK_NOT_RUNNING
USER_DATA	0	sb->s_flags	0-u64max[c]
NO_OVERFLOW_SIMPLE	0	sb->s_blocksize
NO_OVERFLOW_SIMPLE	0	sb->s_blocksize_bits
UNITS	0	sb	unit_byte
UNITS	1	index	unit_byte

fs/squashfs/cache.c squashfs_read_table() -> squashfs_read_data()

Type	Parameter	Key	Value
PARAM_VALUE	0	sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	2	length	16777216-20777216
PARAM_VALUE	3	next_index	0
PARAM_VALUE	4	output	4096-ptr_max
PARAM_VALUE	4	output->buffer	16,4096-ptr_max
PARAM_VALUE	4	output->next_page	0
PARAM_VALUE	4	output->page	16,4096-ptr_max
PARAM_VALUE	4	output->pages	0-524288
PARAM_VALUE	4	output->squashfs_finish_page	7576115268350894080
PARAM_VALUE	4	output->squashfs_first_page	5674999149520723968
PARAM_VALUE	4	output->squashfs_next_page	2497198965807730688
PARAM_VALUE	4	output->tmp_buffer	0
BUF_SIZE	4	output	88
BUF_SIZE	4	output->buffer	8
CAPPED_DATA	4	output->length	1
CAPPED_DATA	4	output->pages	1
DATA_SOURCE	0	sb	$0
DATA_SOURCE	1	index	$1
DATA_SOURCE	4	output	r squashfs_page_actor_init
BIT_INFO	2	length	0x1000000,0x13fffff
NO_OVERFLOW_SIMPLE	4	output->pages
UNITS	1	index	unit_byte