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nfsd: make sessionid_hashtbl allocated per net

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This hash holds established sessions state and closely associated with
nfs4_clients info, which are network namespace aware. So let's make it
allocated per network namespace too.

Note: this hash can be allocated in per-net operations. But it looks
better to allocate it on nfsd state start and thus don't waste resources
if server is not running.

Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Stanislav Kinsbursky
2012-11-14 18:21:51 +03:00
committed by J. Bruce Fields
parent 20e9e2bc98
commit 1872de0e81
2 changed files with 20 additions and 11 deletions
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3
fs/nfsd/netns.h
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@@ -32,6 +32,8 @@
#define LOCKOWNER_INO_HASH_BITS 8
#define LOCKOWNER_INO_HASH_SIZE (1 << LOCKOWNER_INO_HASH_BITS)
#define SESSION_HASH_SIZE 512
struct cld_net;
struct nfsd_net {
@@ -65,6 +67,7 @@ struct nfsd_net {
struct rb_root unconf_name_tree;
struct list_head *ownerstr_hashtbl;
struct list_head *lockowner_ino_hashtbl;
struct list_head *sessionid_hashtbl;
};
extern int nfsd_net_id;