/*
 * Helper routines for the NFS client caches
 *
 * Copyright (c) 2009 Trond Myklebust <Trond.Myklebust@netapp.com>
 */

#include <linux/completion.h>
#include <linux/sunrpc/cache.h>
#include <linux/atomic.h>

/*
 * Deferred request handling
 */
struct nfs_cache_defer_req {
	struct cache_req req;
	struct cache_deferred_req deferred_req;
	struct completion completion;
	atomic_t count;
};

extern int nfs_cache_upcall(struct cache_detail *cd, char *entry_name);
extern struct nfs_cache_defer_req *nfs_cache_defer_req_alloc(void);
extern void nfs_cache_defer_req_put(struct nfs_cache_defer_req *dreq);
extern int nfs_cache_wait_for_upcall(struct nfs_cache_defer_req *dreq);

extern int nfs_cache_register_net(struct net *net, struct cache_detail *cd);
extern void nfs_cache_unregister_net(struct net *net, struct cache_detail *cd);
extern int nfs_cache_register_sb(struct super_block *sb,
				 struct cache_detail *cd);
extern void nfs_cache_unregister_sb(struct super_block *sb,
				    struct cache_detail *cd);
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/log/?id=35609502ac5dea2b149ec0368791d9c0e246bd65'>root</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound?id=35609502ac5dea2b149ec0368791d9c0e246bd65'>sound</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/soc?id=35609502ac5dea2b149ec0368791d9c0e246bd65'>soc</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/soc/pxa?id=35609502ac5dea2b149ec0368791d9c0e246bd65'>pxa</a>/<a href='/cgit.cgi/linux/net-next.git/log/sound/soc/pxa/mmp-pcm.c?id=35609502ac5dea2b149ec0368791d9c0e246bd65'>mmp-pcm.c</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/cgit.cgi/linux/net-next.git/log/sound/soc/pxa/mmp-pcm.c?id=35609502ac5dea2b149ec0368791d9c0e246bd65&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th><th class='left'>Files</th><th class='left'>Lines</th></tr>