Return-Path: linux-nfs-owner@vger.kernel.org Received: from mail-qg0-f45.google.com ([209.85.192.45]:52814 "EHLO mail-qg0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754460AbaGHSFQ (ORCPT ); Tue, 8 Jul 2014 14:05:16 -0400 Received: by mail-qg0-f45.google.com with SMTP id a108so5326421qge.32 for ; Tue, 08 Jul 2014 11:05:15 -0700 (PDT) From: Jeff Layton To: bfields@fieldses.org Cc: linux-nfs@vger.kernel.org Subject: [PATCH v4 029/100] nfsd: do filp_close in sc_free callback for lock stateids Date: Tue, 8 Jul 2014 14:03:17 -0400 Message-Id: <1404842668-22521-30-git-send-email-jlayton@primarydata.com> In-Reply-To: <1404842668-22521-1-git-send-email-jlayton@primarydata.com> References: <1404842668-22521-1-git-send-email-jlayton@primarydata.com> Sender: linux-nfs-owner@vger.kernel.org List-ID: Releasing locks when we unhash the stateid instead of doing so only when the stateid is actually released is problematic and will complicate some later changes. Signed-off-by: Jeff Layton --- fs/nfsd/nfs4state.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index 947cd157ee82..e3ca5bcd1c3f 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -914,6 +914,18 @@ static void nfs4_free_generic_stateid(struct nfs4_stid *stid) nfs4_free_stid(stateid_slab, stid); } +static void nfs4_free_lock_stateid(struct nfs4_stid *stid) +{ + struct nfs4_ol_stateid *stp = openlockstateid(stid); + struct nfs4_lockowner *lo = lockowner(stp->st_stateowner); + struct file *file; + + file = find_any_file(stp->st_stid.sc_file); + if (file) + filp_close(file, (fl_owner_t)lo); + nfs4_free_generic_stateid(stid); +} + static void put_generic_stateid(struct nfs4_ol_stateid *stp) { nfs4_put_stid(&stp->st_stid); @@ -921,14 +933,9 @@ static void put_generic_stateid(struct nfs4_ol_stateid *stp) static void __release_lock_stateid(struct nfs4_ol_stateid *stp) { - struct file *file; - list_del(&stp->st_locks); unhash_generic_stateid(stp); unhash_stid(&stp->st_stid); - file = find_any_file(stp->st_stid.sc_file); - if (file) - filp_close(file, (fl_owner_t)lockowner(stp->st_stateowner)); put_generic_stateid(stp); } @@ -4687,6 +4694,7 @@ alloc_init_lock_stateid(struct nfs4_lockowner *lo, struct nfs4_file *fp, struct stp->st_stateowner = &lo->lo_owner; get_nfs4_file(fp); stp->st_stid.sc_file = fp; + stp->st_stid.sc_free = nfs4_free_lock_stateid; stp->st_access_bmap = 0; stp->st_deny_bmap = open_stp->st_deny_bmap; stp->st_openstp = open_stp; -- 1.9.3