RDS/IB: Use SLAB_HWCACHE_ALIGN flag for kmem_cache_create()
[linux-2.6.git] / net / rds / info.h
1 #ifndef _RDS_INFO_H
2 #define _RDS_INFO_H
3
4 struct rds_info_lengths {
5         unsigned int    nr;
6         unsigned int    each;
7 };
8
9 struct rds_info_iterator;
10
11 /*
12  * These functions must fill in the fields of @lens to reflect the size
13  * of the available info source.  If the snapshot fits in @len then it
14  * should be copied using @iter.  The caller will deduce if it was copied
15  * or not by comparing the lengths.
16  */
17 typedef void (*rds_info_func)(struct socket *sock, unsigned int len,
18                               struct rds_info_iterator *iter,
19                               struct rds_info_lengths *lens);
20
21 void rds_info_register_func(int optname, rds_info_func func);
22 void rds_info_deregister_func(int optname, rds_info_func func);
23 int rds_info_getsockopt(struct socket *sock, int optname, char __user *optval,
24                         int __user *optlen);
25 void rds_info_copy(struct rds_info_iterator *iter, void *data,
26                    unsigned long bytes);
27 void rds_info_iter_unmap(struct rds_info_iterator *iter);
28
29
30 #endif