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[PATCH] knfsd: nfsd4: reboot recovery

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This patch adds the code to create and remove client subdirectories from the
recovery directory, as described in the previous patch comment.

Signed-off-by: Andy Adamson <andros@citi.umich.edu>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Signed-off-by: Neil Brown <neilb@cse.unsw.edu.au>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
NeilBrown
2005-06-23 22:04:30 -07:00
committed by Linus Torvalds
parent 190e4fbf96
commit c7b9a45927
3 changed files with 190 additions and 0 deletions
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16
fs/nfsd/nfs4state.c
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@@ -905,6 +905,7 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp, struct nfsd4_setclientid_confi
conf = find_confirmed_client_by_str(unconf->cl_recdir,
hash);
if (conf) {
nfsd4_remove_clid_dir(conf);
expire_client(conf);
}
move_to_confirmed(unconf);
@@ -1691,6 +1692,7 @@ nfs4_set_claim_prev(struct nfsd4_open *open, int *status)
*status = nfserr_reclaim_bad;
else {
open->op_stateowner->so_confirmed = 1;
open->op_stateowner->so_client->cl_firststate = 1;
open->op_stateowner->so_seqid--;
}
}
@@ -1903,6 +1905,7 @@ static void
end_grace(void)
{
dprintk("NFSD: end of grace period\n");
nfsd4_recdir_purge_old();
in_grace = 0;
}
@@ -1932,6 +1935,7 @@ nfs4_laundromat(void)
}
dprintk("NFSD: purging unused client (clientid %08x)\n",
clp->cl_clientid.cl_id);
nfsd4_remove_clid_dir(clp);
expire_client(clp);
}
INIT_LIST_HEAD(&reaplist);
@@ -2320,6 +2324,8 @@ nfsd4_open_confirm(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfs
stp->st_stateid.si_stateownerid,
stp->st_stateid.si_fileid,
stp->st_stateid.si_generation);
nfsd4_create_clid_dir(sop->so_client);
out:
if (oc->oc_stateowner)
nfs4_get_stateowner(oc->oc_stateowner);
@@ -3089,6 +3095,16 @@ alloc_reclaim(void)
return kmalloc(sizeof(struct nfs4_client_reclaim), GFP_KERNEL);
}
int
nfs4_has_reclaimed_state(const char *name)
{
unsigned int strhashval = clientstr_hashval(name);
struct nfs4_client *clp;
clp = find_confirmed_client_by_str(name, strhashval);
return clp ? 1 : 0;
}
/*
* failure => all reset bets are off, nfserr_no_grace...
*/