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authorTrond Myklebust <Trond.Myklebust@netapp.com>2008-02-19 20:04:23 -0500
committerTrond Myklebust <Trond.Myklebust@netapp.com>2008-02-25 21:40:37 -0800
commit101070ca2fe67186f5f5517b66cb4757b17f4e29 (patch)
treeb131c97e3033fc4c848e8cb3d76f675735b95085 /fs/nfs/direct.c
parent5746006f1d17d9d5a3015051ea54de4341cb31f9 (diff)
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NFS: Ensure that the asynchronous RPC calls complete on nfsiod.
We want to ensure that rpc_call_ops that involve mntput() are run on nfsiod rather than on rpciod, so that they don't deadlock when the resulting umount calls rpc_shutdown_client(). Hence we specify that read, write and commit calls must complete on nfsiod. Ditto for NFSv4 open, lock, locku and close asynchronous calls. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/direct.c')
-rw-r--r--fs/nfs/direct.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index e0170407a885..e44200579c8d 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -280,6 +280,7 @@ static ssize_t nfs_direct_read_schedule_segment(struct nfs_direct_req *dreq,
.rpc_client = NFS_CLIENT(inode),
.rpc_message = &msg,
.callback_ops = &nfs_read_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
unsigned int pgbase;
@@ -446,6 +447,7 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
struct rpc_task_setup task_setup_data = {
.rpc_client = NFS_CLIENT(inode),
.callback_ops = &nfs_write_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
@@ -537,6 +539,7 @@ static void nfs_direct_commit_schedule(struct nfs_direct_req *dreq)
.rpc_message = &msg,
.callback_ops = &nfs_commit_direct_ops,
.callback_data = data,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
@@ -683,6 +686,7 @@ static ssize_t nfs_direct_write_schedule_segment(struct nfs_direct_req *dreq,
.rpc_client = NFS_CLIENT(inode),
.rpc_message = &msg,
.callback_ops = &nfs_write_direct_ops,
+ .workqueue = nfsiod_workqueue,
.flags = RPC_TASK_ASYNC,
};
size_t wsize = NFS_SERVER(inode)->wsize;