From 19b1c70e911c4979a501a56228414cbc4229982d Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Fri, 20 Sep 2019 07:23:40 -0400 Subject: [PATCH] pNFS: Ensure we do clear the return-on-close layout stateid on fatal errors [ Upstream commit 9c47b18cf722184f32148784189fca945a7d0561 ] IF the server rejected our layout return with a state error such as NFS4ERR_BAD_STATEID, or even a stale inode error, then we do want to clear out all the remaining layout segments and mark that stateid as invalid. Fixes: 1c5bd76d17cca ("pNFS: Enable layoutreturn operation for...") Signed-off-by: Trond Myklebust Signed-off-by: Anna Schumaker Signed-off-by: Sasha Levin --- fs/nfs/pnfs.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c index 4931c3a..c818f98 100644 --- a/fs/nfs/pnfs.c +++ b/fs/nfs/pnfs.c @@ -1426,10 +1426,15 @@ void pnfs_roc_release(struct nfs4_layoutreturn_args *args, const nfs4_stateid *res_stateid = NULL; struct nfs4_xdr_opaque_data *ld_private = args->ld_private; - if (ret == 0) { - arg_stateid = &args->stateid; + switch (ret) { + case -NFS4ERR_NOMATCHING_LAYOUT: + break; + case 0: if (res->lrs_present) res_stateid = &res->stateid; + /* Fallthrough */ + default: + arg_stateid = &args->stateid; } pnfs_layoutreturn_free_lsegs(lo, arg_stateid, &args->range, res_stateid); -- 2.7.4