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NFSv4.1: Exchange ID must use GFP_NOFS allocation mode

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Exchange ID can be called in a lease reclaim situation, so it
will deadlock if it then tries to write out dirty NFS pages.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2012-05-24 16:31:39 -04:00
parent a9e64442f1
commit bbafffd293
1 changed files with 3 additions and 3 deletions
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6
fs/nfs/nfs4proc.c
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@ -5192,20 +5192,20 @@ int nfs4_proc_exchange_id(struct nfs_client *clp, struct rpc_cred *cred)
clp->cl_rpcclient->cl_auth->au_flavor);
res.server_owner = kzalloc(sizeof(struct nfs41_server_owner),
GFP_KERNEL);
GFP_NOFS);
if (unlikely(res.server_owner == NULL)) {
status = -ENOMEM;
goto out;
}
res.server_scope = kzalloc(sizeof(struct nfs41_server_scope),
GFP_KERNEL);
GFP_NOFS);
if (unlikely(res.server_scope == NULL)) {
status = -ENOMEM;
goto out_server_owner;
}
res.impl_id = kzalloc(sizeof(struct nfs41_impl_id), GFP_KERNEL);
res.impl_id = kzalloc(sizeof(struct nfs41_impl_id), GFP_NOFS);
if (unlikely(res.impl_id == NULL)) {
status = -ENOMEM;
goto out_server_scope;