read_cache_page_gfp (9) Linux Manual Page
read_cache_page_gfp – read into page cache, using specified page allocation flags.
Synopsis
struct page *read_cache_page_gfp(struct address_space *mapping, pgoff_t index, gfp_t gfp);Arguments
mapping
-
- the page’s address_space
index
- the page index
gfp
- the page allocator flags to use if allocating
Description
This is the same as “read_mapping_page(mapping, index, NULL)”, but with any new page allocations done using the specified allocation flags.
If the page does not get brought uptodate, return -EIO.