centos man page for read_cache_page

Query: read_cache_page

OS: centos

Section: 9

Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar

READ_CACHE_PAGE(9)					    Memory Management in Linux						READ_CACHE_PAGE(9)

NAME
read_cache_page - read into page cache, fill it if needed
SYNOPSIS
struct page * read_cache_page(struct address_space * mapping, pgoff_t index, int (*filler) (void *, struct page *), void * data);
ARGUMENTS
mapping the page's address_space index the page index filler function to perform the read data first arg to filler(data, page) function, often left as NULL
DESCRIPTION
Read into the page cache. If a page already exists, and PageUptodate is not set, try to fill the page then wait for it to become unlocked. If the page does not get brought uptodate, return -EIO.
COPYRIGHT
Kernel Hackers Manual 3.10 June 2014 READ_CACHE_PAGE(9)
Related Man Pages
sf_buf_free(9) - freebsd
struct_nand_ecc_ctrl(9) - centos
write_cache_pages(9) - centos
vm_page_insert(9) - debian
vm_page_alloc(9) - freebsd
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