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[PATCH] knfsd: nfsd4: grant delegations more frequently 

Keep unused openowners around for at least one lease period, to avoid the need
for as many open confirmations and to allow handing out more delegations.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown 2006-04-10 22:55:42 -07:00 committed by Linus Torvalds
parent ef0f3390eb
commit 358dd55aa3
1 changed files with 2 additions and 11 deletions
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13
fs/nfsd/nfs4state.c
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@ -1199,8 +1199,7 @@ move_to_close_lru(struct nfs4_stateowner *sop)
{ {
dprintk("NFSD: move_to_close_lru nfs4_stateowner %p\n", sop); dprintk("NFSD: move_to_close_lru nfs4_stateowner %p\n", sop);
unhash_stateowner(sop); list_move_tail(&sop->so_close_lru, &close_lru);
list_add_tail(&sop->so_close_lru, &close_lru);
sop->so_time = get_seconds(); sop->so_time = get_seconds();
} }
@ -1929,8 +1928,7 @@ nfs4_laundromat(void)
} }
dprintk("NFSD: purging unused open stateowner (so_id %d)\n", dprintk("NFSD: purging unused open stateowner (so_id %d)\n",
sop->so_id); sop->so_id);
list_del(&sop->so_close_lru); release_stateowner(sop);
nfs4_put_stateowner(sop);
} }
if (clientid_val < NFSD_LAUNDROMAT_MINTIMEOUT) if (clientid_val < NFSD_LAUNDROMAT_MINTIMEOUT)
clientid_val = NFSD_LAUNDROMAT_MINTIMEOUT; clientid_val = NFSD_LAUNDROMAT_MINTIMEOUT;
@ -3218,15 +3216,8 @@ __nfs4_state_shutdown(void)
int i; int i;
struct nfs4_client *clp = NULL; struct nfs4_client *clp = NULL;
struct nfs4_delegation *dp = NULL; struct nfs4_delegation *dp = NULL;
struct nfs4_stateowner *sop = NULL;
struct list_head *pos, *next, reaplist; struct list_head *pos, *next, reaplist;
list_for_each_safe(pos, next, &close_lru) {
sop = list_entry(pos, struct nfs4_stateowner, so_close_lru);
list_del(&sop->so_close_lru);
nfs4_put_stateowner(sop);
}
for (i = 0; i < CLIENT_HASH_SIZE; i++) { for (i = 0; i < CLIENT_HASH_SIZE; i++) {
while (!list_empty(&conf_id_hashtbl[i])) { while (!list_empty(&conf_id_hashtbl[i])) {
clp = list_entry(conf_id_hashtbl[i].next, struct nfs4_client, cl_idhash); clp = list_entry(conf_id_hashtbl[i].next, struct nfs4_client, cl_idhash);