Release 4.11 fs/cifs/fscache.h
/*
* fs/cifs/fscache.h - CIFS filesystem cache interface definitions
*
* Copyright (c) 2010 Novell, Inc.
* Authors(s): Suresh Jayaraman (sjayaraman@suse.de>
*
* This library is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _CIFS_FSCACHE_H
#define _CIFS_FSCACHE_H
#include <linux/fscache.h>
#include "cifsglob.h"
#ifdef CONFIG_CIFS_FSCACHE
extern struct fscache_netfs cifs_fscache_netfs;
extern const struct fscache_cookie_def cifs_fscache_server_index_def;
extern const struct fscache_cookie_def cifs_fscache_super_index_def;
extern const struct fscache_cookie_def cifs_fscache_inode_object_def;
extern int cifs_fscache_register(void);
extern void cifs_fscache_unregister(void);
/*
* fscache.c
*/
extern void cifs_fscache_get_client_cookie(struct TCP_Server_Info *);
extern void cifs_fscache_release_client_cookie(struct TCP_Server_Info *);
extern void cifs_fscache_get_super_cookie(struct cifs_tcon *);
extern void cifs_fscache_release_super_cookie(struct cifs_tcon *);
extern void cifs_fscache_release_inode_cookie(struct inode *);
extern void cifs_fscache_set_inode_cookie(struct inode *, struct file *);
extern void cifs_fscache_reset_inode_cookie(struct inode *);
extern void __cifs_fscache_invalidate_page(struct page *, struct inode *);
extern int cifs_fscache_release_page(struct page *page, gfp_t gfp);
extern int __cifs_readpage_from_fscache(struct inode *, struct page *);
extern int __cifs_readpages_from_fscache(struct inode *,
struct address_space *,
struct list_head *,
unsigned *);
extern void __cifs_fscache_readpages_cancel(struct inode *, struct list_head *);
extern void __cifs_readpage_to_fscache(struct inode *, struct page *);
static inline void cifs_fscache_invalidate_page(struct page *page,
struct inode *inode)
{
if (PageFsCache(page))
__cifs_fscache_invalidate_page(page, inode);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static inline int cifs_readpage_from_fscache(struct inode *inode,
struct page *page)
{
if (CIFS_I(inode)->fscache)
return __cifs_readpage_from_fscache(inode, page);
return -ENOBUFS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 38 | 100.00% | 1 | 100.00% |
| Total | 38 | 100.00% | 1 | 100.00% |
static inline int cifs_readpages_from_fscache(struct inode *inode,
struct address_space *mapping,
struct list_head *pages,
unsigned *nr_pages)
{
if (CIFS_I(inode)->fscache)
return __cifs_readpages_from_fscache(inode, mapping, pages,
nr_pages);
return -ENOBUFS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 51 | 100.00% | 1 | 100.00% |
| Total | 51 | 100.00% | 1 | 100.00% |
static inline void cifs_readpage_to_fscache(struct inode *inode,
struct page *page)
{
if (PageFsCache(page))
__cifs_readpage_to_fscache(inode, page);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 31 | 100.00% | 1 | 100.00% |
| Total | 31 | 100.00% | 1 | 100.00% |
static inline void cifs_fscache_readpages_cancel(struct inode *inode,
struct list_head *pages)
{
if (CIFS_I(inode)->fscache)
return __cifs_fscache_readpages_cancel(inode, pages);
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David Howells | 34 | 100.00% | 1 | 100.00% |
| Total | 34 | 100.00% | 1 | 100.00% |
#else /* CONFIG_CIFS_FSCACHE */
static inline int cifs_fscache_register(void) { return 0; }
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 12 | 100.00% | 1 | 100.00% |
| Total | 12 | 100.00% | 1 | 100.00% |
static inline void cifs_fscache_unregister(void) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 8 | 100.00% | 1 | 100.00% |
| Total | 8 | 100.00% | 1 | 100.00% |
static inline void
cifs_fscache_get_client_cookie(struct TCP_Server_Info *server) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline void
cifs_fscache_release_client_cookie(struct TCP_Server_Info *server) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 10 | 90.91% | 1 | 50.00% |
| Steve French | 1 | 9.09% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
static inline void cifs_fscache_get_super_cookie(struct cifs_tcon *tcon) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 10 | 90.91% | 1 | 50.00% |
| Steve French | 1 | 9.09% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
static inline void
cifs_fscache_release_super_cookie(struct cifs_tcon *tcon) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 10 | 90.91% | 1 | 50.00% |
| Steve French | 1 | 9.09% | 1 | 50.00% |
| Total | 11 | 100.00% | 2 | 100.00% |
static inline void cifs_fscache_release_inode_cookie(struct inode *inode) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline void cifs_fscache_set_inode_cookie(struct inode *inode,
struct file *filp) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static inline void cifs_fscache_reset_inode_cookie(struct inode *inode) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 11 | 100.00% | 1 | 100.00% |
| Total | 11 | 100.00% | 1 | 100.00% |
static inline int cifs_fscache_release_page(struct page *page, gfp_t gfp)
{
return 1; /* May release page */
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 18 | 94.74% | 1 | 50.00% |
| Steve French | 1 | 5.26% | 1 | 50.00% |
| Total | 19 | 100.00% | 2 | 100.00% |
static inline void cifs_fscache_invalidate_page(struct page *page,
struct inode *inode) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 14 | 87.50% | 1 | 50.00% |
| Steve French | 2 | 12.50% | 1 | 50.00% |
| Total | 16 | 100.00% | 2 | 100.00% |
static inline int
cifs_readpage_from_fscache(struct inode *inode, struct page *page)
{
return -ENOBUFS;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 21 | 100.00% | 1 | 100.00% |
| Total | 21 | 100.00% | 1 | 100.00% |
static inline int cifs_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 |
| Suresh Jayaraman | 30 | 100.00% | 1 | 100.00% |
| Total | 30 | 100.00% | 1 | 100.00% |
static inline void cifs_readpage_to_fscache(struct inode *inode,
struct page *page) {}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
static inline void cifs_fscache_readpages_cancel(struct inode *inode,
struct list_head *pages)
{
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| David Howells | 16 | 100.00% | 1 | 100.00% |
| Total | 16 | 100.00% | 1 | 100.00% |
#endif /* CONFIG_CIFS_FSCACHE */
#endif /* _CIFS_FSCACHE_H */
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Suresh Jayaraman | 549 | 88.55% | 7 | 63.64% |
| David Howells | 63 | 10.16% | 1 | 9.09% |
| Steve French | 8 | 1.29% | 3 | 27.27% |
| Total | 620 | 100.00% | 11 | 100.00% |
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