Release 4.11 fs/9p/cache.h
/*
* V9FS cache definitions.
*
* Copyright (C) 2009 by Abhishek Kulkarni <adkulkar@umail.iu.edu>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to:
* Free Software Foundation
* 51 Franklin Street, Fifth Floor
* Boston, MA 02111-1301 USA
*
*/
#ifndef _9P_CACHE_H
#define _9P_CACHE_H
#ifdef CONFIG_9P_FSCACHE
#include <linux/fscache.h>
#include <linux/spinlock.h>
extern struct fscache_netfs v9fs_cache_netfs;
extern const struct fscache_cookie_def v9fs_cache_session_index_def;
extern const struct fscache_cookie_def v9fs_cache_inode_index_def;
extern void v9fs_cache_session_get_cookie(struct v9fs_session_info *v9ses);
extern void v9fs_cache_session_put_cookie(struct v9fs_session_info *v9ses);
extern void v9fs_cache_inode_get_cookie(struct inode *inode);
extern void v9fs_cache_inode_put_cookie(struct inode *inode);
extern void v9fs_cache_inode_flush_cookie(struct inode *inode);
extern void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *filp);
extern void v9fs_cache_inode_reset_cookie(struct inode *inode);
extern int __v9fs_cache_register(void);
extern void __v9fs_cache_unregister(void);
extern int __v9fs_fscache_release_page(struct page *page, gfp_t gfp);
extern void __v9fs_fscache_invalidate_page(struct page *page);
extern int __v9fs_readpage_from_fscache(struct inode *inode,
struct page *page);
extern int __v9fs_readpages_from_fscache(struct inode *inode,
struct address_space *mapping,
struct list_head *pages,
unsigned *nr_pages);
extern void __v9fs_readpage_to_fscache(struct inode *inode, struct page *page);
extern void __v9fs_fscache_wait_on_page_write(struct inode *inode,
struct page *page);
static inline int v9fs_fscache_release_page(struct page *page,
gfp_t gfp)
{
return __v9fs_fscache_release_page(page, gfp);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 23 | 100.00% | 1 | 100.00% |
| Total | 23 | 100.00% | 1 | 100.00% |
static inline void v9fs_fscache_invalidate_page(struct page *page)
{
__v9fs_fscache_invalidate_page(page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 17 | 100.00% | 1 | 100.00% |
| Total | 17 | 100.00% | 1 | 100.00% |
static inline int v9fs_readpage_from_fscache(struct inode *inode,
struct page *page)
{
return __v9fs_readpage_from_fscache(inode, page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 25 | 100.00% | 1 | 100.00% |
| Total | 25 | 100.00% | 1 | 100.00% |
static inline int v9fs_readpages_from_fscache(struct inode *inode,
struct address_space *mapping,
struct list_head *pages,
unsigned *nr_pages)
{
return __v9fs_readpages_from_fscache(inode, mapping, pages,
nr_pages);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 38 | 100.00% | 1 | 100.00% |
| Total | 38 | 100.00% | 1 | 100.00% |
static inline void v9fs_readpage_to_fscache(struct inode *inode,
struct page *page)
{
if (PageFsCache(page))
__v9fs_readpage_to_fscache(inode, page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static inline void v9fs_uncache_page(struct inode *inode, struct page *page)
{
struct v9fs_inode *v9inode = V9FS_I(inode);
fscache_uncache_page(v9inode->fscache, page);
BUG_ON(PageFsCache(page));
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 40 | 90.91% | 1 | 50.00% |
| Aneesh Kumar K.V | 4 | 9.09% | 1 | 50.00% |
| Total | 44 | 100.00% | 2 | 100.00% |
static inline void v9fs_fscache_wait_on_page_write(struct inode *inode,
struct page *page)
{
return __v9fs_fscache_wait_on_page_write(inode, page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Aneesh Kumar K.V | 25 | 100.00% | 1 | 100.00% |
| Total | 25 | 100.00% | 1 | 100.00% |
#else /* CONFIG_9P_FSCACHE */
static inline void v9fs_cache_inode_get_cookie(struct inode *inode)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Al Viro | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline void v9fs_cache_inode_put_cookie(struct inode *inode)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Al Viro | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *file)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Al Viro | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static inline int v9fs_fscache_release_page(struct page *page,
gfp_t gfp) {
return 1;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 18 | 100.00% | 1 | 100.00% |
| Total | 18 | 100.00% | 1 | 100.00% |
static inline void v9fs_fscache_invalidate_page(struct page *page) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline int v9fs_readpage_from_fscache(struct inode *inode,
struct page *page)
{
return -ENOBUFS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
static inline int v9fs_readpages_from_fscache(struct inode *inode,
struct address_space *mapping,
struct list_head *pages,
unsigned *nr_pages)
{
return -ENOBUFS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 30 | 100.00% | 1 | 100.00% |
| Total | 30 | 100.00% | 1 | 100.00% |
static inline void v9fs_readpage_to_fscache(struct inode *inode,
struct page *page)
{}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static inline void v9fs_uncache_page(struct inode *inode, struct page *page)
{}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static inline void v9fs_fscache_wait_on_page_write(struct inode *inode,
struct page *page)
{
return;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Aneesh Kumar K.V | 18 | 100.00% | 1 | 100.00% |
| Total | 18 | 100.00% | 1 | 100.00% |
#endif /* CONFIG_9P_FSCACHE */
#endif /* _9P_CACHE_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Abhishek Kulkarni | 491 | 82.66% | 1 | 20.00% |
| Aneesh Kumar K.V | 62 | 10.44% | 2 | 40.00% |
| Al Viro | 38 | 6.40% | 1 | 20.00% |
| Tzvetelin Katchov | 3 | 0.51% | 1 | 20.00% |
| Total | 594 | 100.00% | 5 | 100.00% |
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