FIND_LOCK_PAGE(9) Memory Management in Linux FIND_LOCK_PAGE(9)
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.
COPYRIGHT Kernel Hackers Manual 2.6. November 2013 FIND_LOCK_PAGE(9)