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nfsd: Add layouts checking in client_has_state() 

Layout is a state resource, nfsd should check it too.

v2, drop unneeded updating in nfsd4_renew()
v3, fix compile error without CONFIG_NFSD_PNFS

Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Kinglong Mee 2015-07-21 13:09:17 +08:00 committed by J. Bruce Fields
parent af9dbaf48d
commit 47e970bee7
1 changed files with 3 additions and 0 deletions
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3
fs/nfsd/nfs4state.c
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@ -2241,6 +2241,9 @@ static bool client_has_state(struct nfs4_client *clp)
* Also note we should probably be using this in 4.0 case too.
*/
return !list_empty(&clp->cl_openowners)
#ifdef CONFIG_NFSD_PNFS
|| !list_empty(&clp->cl_lo_states)
#endif
|| !list_empty(&clp->cl_delegations)
|| !list_empty(&clp->cl_sessions);
}