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-rw-r--r--fs/nfs/nfs4proc.c20
-rw-r--r--include/linux/nfs_fs_sb.h1
2 files changed, 21 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 18d862db15b6..a7d564a83665 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5383,6 +5383,11 @@ static int _nfs4_proc_delegreturn(struct inode *inode, struct rpc_cred *cred, co
if (data == NULL)
return -ENOMEM;
nfs4_init_sequence(&data->args.seq_args, &data->res.seq_res, 1);
+
+ nfs4_state_protect(server->nfs_client,
+ NFS_SP4_MACH_CRED_CLEANUP,
+ &task_setup_data.rpc_client, &msg);
+
data->args.fhandle = &data->fh;
data->args.stateid = &data->stateid;
data->args.bitmask = server->cache_consistency_bitmask;
@@ -6859,10 +6864,13 @@ static const struct nfs41_state_protection nfs4_sp4_mach_cred_request = {
},
.allow.u.words = {
[0] = 1 << (OP_CLOSE) |
+ 1 << (OP_OPEN_DOWNGRADE) |
1 << (OP_LOCKU) |
+ 1 << (OP_DELEGRETURN) |
1 << (OP_COMMIT),
[1] = 1 << (OP_SECINFO - 32) |
1 << (OP_SECINFO_NO_NAME - 32) |
+ 1 << (OP_LAYOUTRETURN - 32) |
1 << (OP_TEST_STATEID - 32) |
1 << (OP_FREE_STATEID - 32) |
1 << (OP_WRITE - 32)
@@ -6927,11 +6935,19 @@ static int nfs4_sp4_select_mode(struct nfs_client *clp,
}
if (test_bit(OP_CLOSE, sp->allow.u.longs) &&
+ test_bit(OP_OPEN_DOWNGRADE, sp->allow.u.longs) &&
+ test_bit(OP_DELEGRETURN, sp->allow.u.longs) &&
test_bit(OP_LOCKU, sp->allow.u.longs)) {
dfprintk(MOUNT, " cleanup mode enabled\n");
set_bit(NFS_SP4_MACH_CRED_CLEANUP, &clp->cl_sp4_flags);
}
+ if (test_bit(OP_LAYOUTRETURN, sp->allow.u.longs)) {
+ dfprintk(MOUNT, " pnfs cleanup mode enabled\n");
+ set_bit(NFS_SP4_MACH_CRED_PNFS_CLEANUP,
+ &clp->cl_sp4_flags);
+ }
+
if (test_bit(OP_SECINFO, sp->allow.u.longs) &&
test_bit(OP_SECINFO_NO_NAME, sp->allow.u.longs)) {
dfprintk(MOUNT, " secinfo mode enabled\n");
@@ -8084,6 +8100,10 @@ int nfs4_proc_layoutreturn(struct nfs4_layoutreturn *lrp, bool sync)
};
int status = 0;
+ nfs4_state_protect(NFS_SERVER(lrp->args.inode)->nfs_client,
+ NFS_SP4_MACH_CRED_PNFS_CLEANUP,
+ &task_setup_data.rpc_client, &msg);
+
dprintk("--> %s\n", __func__);
if (!sync) {
lrp->inode = nfs_igrab_and_active(lrp->args.inode);
diff --git a/include/linux/nfs_fs_sb.h b/include/linux/nfs_fs_sb.h
index 2469ab0bb3a1..7fcc13c8cf1f 100644
--- a/include/linux/nfs_fs_sb.h
+++ b/include/linux/nfs_fs_sb.h
@@ -102,6 +102,7 @@ struct nfs_client {
#define NFS_SP4_MACH_CRED_STATEID 4 /* TEST_STATEID and FREE_STATEID */
#define NFS_SP4_MACH_CRED_WRITE 5 /* WRITE */
#define NFS_SP4_MACH_CRED_COMMIT 6 /* COMMIT */
+#define NFS_SP4_MACH_CRED_PNFS_CLEANUP 7 /* LAYOUTRETURN */
#endif /* CONFIG_NFS_V4 */
/* Our own IP address, as a null-terminated string.