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
Locates the desired pagecache page, locks it, increments its reference
count and returns its address.
Returns zero if the page was not present. find_lock_page may sleep.