From: Frank Filz <ffilzlnx@us.ibm.com>
Date: Tue, 17 Oct 2006 17:24:38 +0000 (-0700)
Subject: NFS: Remove use of the Big Kernel Lock around calls to rpc_call_sync
X-Git-Url: https://git.karo-electronics.de/?p=mv-sheeva.git;a=commitdiff_plain;h=cae823c4c089d2c7c2a90f39f20376ccd85f9893

NFS: Remove use of the Big Kernel Lock around calls to rpc_call_sync

Remove use of the Big Kernel Lock around calls to rpc_call_sync.

Signed-off-by: Frank Filz <ffilz@us.ibm.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
---

diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index 9d7ff4f83fa..7fba06306b8 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -690,8 +690,6 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 	};
 	int			status;
 
-	lock_kernel();
-
 	if (plus)
 		msg.rpc_proc = &nfs3_procedures[NFS3PROC_READDIRPLUS];
 
@@ -702,7 +700,6 @@ nfs3_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 	status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
 	nfs_refresh_inode(dir, &dir_attr);
 	dprintk("NFS reply readdir: %d\n", status);
-	unlock_kernel();
 	return status;
 }
 
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 93ac05889cb..4b5fc714d78 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -2223,13 +2223,11 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 			dentry->d_parent->d_name.name,
 			dentry->d_name.name,
 			(unsigned long long)cookie);
-	lock_kernel();
 	nfs4_setup_readdir(cookie, NFS_COOKIEVERF(dir), dentry, &args);
 	res.pgbase = args.pgbase;
 	status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
 	if (status == 0)
 		memcpy(NFS_COOKIEVERF(dir), res.verifier.data, NFS4_VERIFIER_SIZE);
-	unlock_kernel();
 	dprintk("%s: returns %d\n", __FUNCTION__, status);
 	return status;
 }
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 4529cc4f3f8..7a9013dd5d0 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -545,13 +545,10 @@ nfs_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 	};
 	int			status;
 
-	lock_kernel();
-
 	dprintk("NFS call  readdir %d\n", (unsigned int)cookie);
 	status = rpc_call_sync(NFS_CLIENT(dir), &msg, 0);
 
 	dprintk("NFS reply readdir: %d\n", status);
-	unlock_kernel();
 	return status;
 }