block_page_mkwrite 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:

include/linux/buffer_head.h, line 273 (as a prototype)

Defined in 1 files as a function:

fs/buffer.c, line 2528 (as a function)

Referenced in 3 files:

Smatch caller information:

fs/ext4/inode.c ext4_page_mkwrite() -> block_page_mkwrite()

Type	Parameter	Key	Value
PARAM_VALUE	0	vma	4096-ptr_max
PARAM_VALUE	0	vma->vm_file	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_io_list.next->prev	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	vma->vm_file->f_inode->i_wb->dwork.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_wb->work_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf	4096-ptr_max
PARAM_VALUE	1	vmf->gfp_mask	0,64-u32max
PARAM_VALUE	1	vmf->page	4096-ptr_max
PARAM_VALUE	1	vmf->vma	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_io_list.next->prev	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_wb->dwork.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_wb->work_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf->vma->vm_mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	vmf->vma->vm_mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	1	vmf->vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled	0-1
BUF_SIZE	0	vma	(-1),4,24,64,168-s32max
BUF_SIZE	0	vma	(-1),4,24,64,168-s32max
BUF_SIZE	1	vmf->vma	(-1),4,24,64,168-s32max
CAPPED_DATA	1	vmf->vma	1
DATA_SOURCE	1	vmf	$0
NOSPEC	1	vmf->address
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	vmf->address	0-u64max[c]
USER_DATA	1	vmf->pgoff	0-4503599627370495
USER_DATA	1	vmf->real_address	0-u64max[c]
NO_OVERFLOW_SIMPLE	0	vma->vm_end
NO_OVERFLOW_SIMPLE	0	vma->vm_pgoff
NO_OVERFLOW_SIMPLE	0	vma->vm_start
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_end
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_pgoff
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_start
LOCK2		&mapping->invalidate_lock
TYPE_LOCK		(struct address_space)->invalidate_lock

fs/nilfs2/file.c nilfs_page_mkwrite() -> block_page_mkwrite()

Type	Parameter	Key	Value
PARAM_VALUE	0	vma	4096-ptr_max
PARAM_VALUE	0	vma->vm_file	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_io_list.next->prev	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_fs_info	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_sb->s_fs_info->ns_sufile	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_wb->dwork.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	0	vma->vm_file->f_inode->i_wb->work_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf	4096-ptr_max
PARAM_VALUE	1	vmf->gfp_mask	0,64-u32max
PARAM_VALUE	1	vmf->page	4096-ptr_max
PARAM_VALUE	1	vmf->vma	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_io_list.next->prev	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_cop->inode_info_offs	1632,1720,1808,2632,2648
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_export_op->fh_to_parent	0,5297,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_sb->s_export_op->get_parent	0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_wb->dwork.work.entry.next->prev	4096-ptr_max
PARAM_VALUE	1	vmf->vma->vm_file->f_inode->i_wb->work_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	vmf->vma->vm_mm->mmap_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	1	vmf->vma->vm_mm->mmap_lock.first_waiter->type	0-1
PARAM_VALUE	1	vmf->vma->vm_mm->vma_writer_wait.task->sched_class->uclamp_enabled	0-1
BUF_SIZE	0	vma	(-1),4,24,64,168-s32max
BUF_SIZE	0	vma	(-1),4,24,64,168-s32max
BUF_SIZE	1	vmf->vma	(-1),4,24,64,168-s32max
CAPPED_DATA	1	vmf->vma	1
DATA_SOURCE	1	vmf	$0
NOSPEC	1	vmf->address
RX_PATH
TASK_NOT_RUNNING
USER_DATA	1	vmf->address	0-u64max[c]
USER_DATA	1	vmf->pgoff	0-4503599627370495
USER_DATA	1	vmf->real_address	0-u64max[c]
NO_OVERFLOW_SIMPLE	0	vma->vm_end
NO_OVERFLOW_SIMPLE	0	vma->vm_pgoff
NO_OVERFLOW_SIMPLE	0	vma->vm_start
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_end
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_pgoff
NO_OVERFLOW_SIMPLE	1	vmf->vma->vm_start
HALF_LOCKED2		&inode->i_sb->s_fs_info->ns_segctor_sem