new helper: mount_subtree()

[karo-tx-linux.git] / fs / nfs / nfs4proc.c

diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index d2ae413c986ac7b38adc3aee5903717c8226c421..b60fddf606f7d23e6f01305420446d74102001a7 100644 (file)
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -5950,6 +5950,7 @@ static void nfs4_layoutcommit_release(void *calldata)
 {
        struct nfs4_layoutcommit_data *data = calldata;
        struct pnfs_layout_segment *lseg, *tmp;
+       unsigned long *bitlock = &NFS_I(data->args.inode)->flags;
 
        pnfs_cleanup_layoutcommit(data);
        /* Matched by references in pnfs_set_layoutcommit */
@@ -5959,6 +5960,11 @@ static void nfs4_layoutcommit_release(void *calldata)
                                       &lseg->pls_flags))
                        put_lseg(lseg);
        }
+
+       clear_bit_unlock(NFS_INO_LAYOUTCOMMITTING, bitlock);
+       smp_mb__after_clear_bit();
+       wake_up_bit(bitlock, NFS_INO_LAYOUTCOMMITTING);
+
        put_rpccred(data->cred);
        kfree(data);
 }