Commit be98d1bb authored by Andy Adamson's avatar Andy Adamson Committed by J. Bruce Fields
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nfsd41: reclaim DRC memory on session free 



This fixes a leak which would eventually lock out new clients.

Signed-off-by: default avatarAndy Adamson <andros@netapp.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@citi.umich.edu>
parent 413d63d7

fs/nfsd/nfs4state.c

+3 −0
Original line number Diff line number Diff line
@@ -585,6 +585,9 @@ free_session(struct kref *kref) 
		struct nfsd4_cache_entry *e = &ses->se_slots[i].sl_cache_entry;

		nfsd4_release_respages(e->ce_respages, e->ce_resused);

	}

	spin_lock(&nfsd_drc_lock);

	nfsd_drc_pages_used -= ses->se_fchannel.maxreqs * NFSD_PAGES_PER_SLOT;

	spin_unlock(&nfsd_drc_lock);

	kfree(ses);

}