delete_from_page_cache_batch

Name:delete_from_page_cache_batch

Proto:void delete_from_page_cache_batch(struct address_space *mapping, struct pagevec *pvec)

Type:void

Parameter:

Type	Parameter	Name
struct address_space *	mapping
struct pagevec *	pvec

348

If Not pagevec_count(pvec) Then Return

351

xa_lock_irqsave( & i_pages, flags)

352

When i < pagevec_count(pvec) cycle

353

trace_mm_filemap_delete_from_page_cache(pages[i])

355

unaccount_page_cache_page(mapping, pages[i])

357

page_cache_delete_batch - delete several pages from page cache*@mapping: the mapping to which pages belong*@pvec: pagevec with pages to delete* The function walks over mapping->i_pages and removes pages passed in @pvec* from the mapping

358

xa_unlock_irqrestore( & i_pages, flags)

360

When i < pagevec_count(pvec) cycle page_cache_free_page(mapping, pages[i])

**Caller**
Name	Describe
truncate_inode_pages_range	runcate_inode_pages_range - truncate range of pages specified by start & end byte offsets@mapping: mapping to truncate@lstart: offset from which to truncate@lend: offset to which to truncate (inclusive) Truncate the page cache, removing the pages that

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