Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\fscache.h Create Date:2022-07-28 06:39:37
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:scache_read_or_alloc_pages - Read pages from the cache and/or allocate* blocks in which to store them*@cookie: The cookie representing the cache object*@mapping: The netfs inode mapping to which the pages will be attached*@pages: A list of potential netfs

Proto:static inline int fscache_read_or_alloc_pages(struct fscache_cookie *cookie, struct address_space *mapping, struct list_head *pages, unsigned *nr_pages, fscache_rw_complete_t end_io_func, void *context, gfp_t gfp)

Type:int

Parameter:

TypeParameterName
struct fscache_cookie *cookie
struct address_space *mapping
struct list_head *pages
unsigned *nr_pages
fscache_rw_complete_tend_io_func
void *context
gfp_tgfp
597  If fscache_cookie_valid(cookie) && fscache_cookie_enabled(cookie) Then Return __fscache_read_or_alloc_pages(cookie, mapping, pages, nr_pages, end_io_func, context, gfp)
601  Else Return -ENOBUFS