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pNFS: Ensure nfs4_layoutget_prepare returns the correct error

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If we're unable to perform the layoutget due to an invalid open stateid
or a bulk recall, ensure that we return the error so that the caller
can decide on an appropriate action.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-12-28 10:32:11 -05:00
parent f4848303ce
commit ab7d763e47
1 changed files with 5 additions and 4 deletions
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9
fs/nfs/nfs4proc.c
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@ -7760,6 +7760,7 @@ nfs4_layoutget_prepare(struct rpc_task *task, void *calldata)
struct nfs4_layoutget *lgp = calldata;
struct nfs_server *server = NFS_SERVER(lgp->args.inode);
struct nfs4_session *session = nfs4_get_session(server);
int ret;
dprintk("--> %s\n", __func__);
/* Note the is a race here, where a CB_LAYOUTRECALL can come in
@ -7770,12 +7771,12 @@ nfs4_layoutget_prepare(struct rpc_task *task, void *calldata)
if (nfs41_setup_sequence(session, &lgp->args.seq_args,
&lgp->res.seq_res, task))
return;
if (pnfs_choose_layoutget_stateid(&lgp->args.stateid,
ret = pnfs_choose_layoutget_stateid(&lgp->args.stateid,
NFS_I(lgp->args.inode)->layout,
&lgp->args.range,
lgp->args.ctx->state)) {
rpc_exit(task, NFS4_OK);
}
lgp->args.ctx->state);
if (ret < 0)
rpc_exit(task, ret);
}
static void nfs4_layoutget_done(struct rpc_task *task, void *calldata)