Name

find_lock_page — locate, pin and lock a pagecache page

Synopsis

struct page * find_lock_page (struct address_space * mapping,
 pgoff_t offset);
 

Arguments

mapping

the address_space to search

offset

the page index

Description

Looks up the page cache slot at mapping & offset. If there is a page cache page, it is returned locked and with an increased refcount.

Otherwise, NULL is returned.

find_lock_page may sleep.