anon_vma_lock_write

Name:anon_vma_lock_write

Proto:static inline void anon_vma_lock_write(struct anon_vma *anon_vma)

Type:void

Parameter:

Type	Parameter	Name
struct anon_vma *	anon_vma

120

lock for writing

**Caller**
Name	Describe
__vma_adjust	We cannot adjust vm_start, vm_end, vm_pgoff fields of a vma that* is already present in an i_mmap tree without adjusting the tree.* The following helper function should be used when such adjustments* are necessary
expand_downwards	vma is the first one with address < vma->vm_start. Have to extend vma.
take_rmap_locks
anon_vma_free
__anon_vma_prepare	__anon_vma_prepare - attach an anon_vma to a memory region@vma: the memory region in question This makes sure the memory mapping described by 'vma' has* an 'anon_vma' attached to it, so that we can associate the
anon_vma_fork	Attach vma to its own anon_vma, as well as to the anon_vmas that* the corresponding VMA in the parent process is attached to.* Returns 0 on success, non-zero on failure.
split_huge_page_to_list	This function splits huge page into normal pages. @page can point to any* subpage of huge page to split. Split doesn't change the position of @page.* Only caller must hold pin on the @page, otherwise split fails with -EBUSY.* The huge page must be locked.
collapse_huge_page

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