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Defined in 2 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/ext2/balloc.c ext2_free_blocks() -> read_block_bitmap()

Type Parameter Key Value
PARAM_VALUE 0 sb 4096-ptr_max
PARAM_VALUE 0 sb->s_fs_info 4096-ptr_max
BUF_SIZE 0 sb (-1),2816
BUF_SIZE 0 sb (-1),2816
STR_LEN 0 sb (-1),8
STR_LEN 0 sb (-1),8
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
HALF_LOCKED2 &ei->truncate_mutex

fs/ext2/balloc.c ext2_new_blocks() -> read_block_bitmap()

Type Parameter Key Value
PARAM_VALUE 0 sb 4096-ptr_max
PARAM_VALUE 0 sb->s_fs_info 4096-ptr_max
BUF_SIZE 0 sb (-1),2816
BUF_SIZE 0 sb (-1),2816
CAPPED_DATA 1 block_group 1
STR_LEN 0 sb (-1),8
STR_LEN 0 sb (-1),8
PARAM_COMPARE 1 block_group < $0->s_fs_info->s_groups_count
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 block_group unit_byte
HALF_LOCKED2 &ei->truncate_mutex

fs/ext2/balloc.c ext2_new_blocks() -> read_block_bitmap()

Type Parameter Key Value
PARAM_VALUE 0 sb 4096-ptr_max
PARAM_VALUE 0 sb->s_fs_info 4096-ptr_max
PARAM_VALUE 1 block_group 0-4294967294
BUF_SIZE 0 sb (-1),2816
BUF_SIZE 0 sb (-1),2816
CAPPED_DATA 1 block_group 1
STR_LEN 0 sb (-1),8
STR_LEN 0 sb (-1),8
PARAM_COMPARE 1 block_group < $0->s_fs_info->s_groups_count
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 block_group unit_byte
HALF_LOCKED2 &ei->truncate_mutex

fs/udf/balloc.c load_block_bitmap() -> read_block_bitmap()

Type Parameter Key Value
PARAM_VALUE 0 sb 4096-ptr_max
PARAM_VALUE 0 sb->s_cop->empty_dir 0,86,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 sb->s_cop->get_context 0,706,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 sb->s_cop->inode_info_offs 1632,1808,2632,2648,2704,2712
PARAM_VALUE 0 sb->s_cop->set_context 0,67,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
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 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 sb->s_export_op->fh_to_parent 0,4672,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE 0 sb->s_op->evict_inode 0,4096-ptr_max
PARAM_VALUE 1 block_group 4096-ptr_max
PARAM_VALUE 1 block_group->s_block_bitmap 4096-ptr_max
PARAM_VALUE 1 block_group->s_nr_groups s32min-(-1),1-s32max
PARAM_VALUE 2 block 0-4294967294
PARAM_VALUE 3 bitmap_nr 0-4294967294
CAPPED_DATA 0 sb 1
CAPPED_DATA 2 block 1
CAPPED_DATA 3 bitmap_nr 1
DATA_SOURCE 0 sb $0
DATA_SOURCE 1 block_group $1
DATA_SOURCE 2 block $2
DATA_SOURCE 3 bitmap_nr $2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 sb->s_blocksize
NO_OVERFLOW_SIMPLE 0 sb->s_blocksize_bits
UNITS 0 sb unit_byte
LOCK2 &sbi->s_alloc_mutex
HALF_LOCKED2 &iinfo->i_data_sem
TYPE_LOCK (struct udf_sb_info)->s_alloc_mutex