nfsd4.1: fix session memory use calculation

[safe/jmp/linux-2.6] / fs / nfsd / nfs4state.c

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index fcb9817..c171371 100644 (file)
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -629,10 +629,13 @@ void
 free_session(struct kref *kref)
 {
        struct nfsd4_session *ses;
+       int mem;
 
        ses = container_of(kref, struct nfsd4_session, se_ref);
        spin_lock(&nfsd_drc_lock);
-       nfsd_drc_mem_used -= ses->se_fchannel.maxreqs * NFSD_SLOT_CACHE_SIZE;
+       mem = ses->se_fchannel.maxreqs
+               * (ses->se_fchannel.maxresp_cached - NFSD_MIN_HDR_SEQ_SZ);
+       nfsd_drc_mem_used -= mem;
        spin_unlock(&nfsd_drc_lock);
        free_session_slots(ses);
        kfree(ses);