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Diffstat (limited to 'fs/nfs/inode.c')
-rw-r--r--fs/nfs/inode.c41
1 files changed, 29 insertions, 12 deletions
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index c40adc5dd609..a834d1d850b7 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -541,6 +541,32 @@ int nfs_getattr(struct vfsmount *mnt, struct dentry *dentry, struct kstat *stat)
return err;
}
+/**
+ * nfs_close_context - Common close_context() routine NFSv2/v3
+ * @ctx: pointer to context
+ * @is_sync: is this a synchronous close
+ *
+ * always ensure that the attributes are up to date if we're mounted
+ * with close-to-open semantics
+ */
+void nfs_close_context(struct nfs_open_context *ctx, int is_sync)
+{
+ struct inode *inode;
+ struct nfs_server *server;
+
+ if (!(ctx->mode & FMODE_WRITE))
+ return;
+ if (!is_sync)
+ return;
+ inode = ctx->path.dentry->d_inode;
+ if (!list_empty(&NFS_I(inode)->open_files))
+ return;
+ server = NFS_SERVER(inode);
+ if (server->flags & NFS_MOUNT_NOCTO)
+ return;
+ nfs_revalidate_inode(server, inode);
+}
+
static struct nfs_open_context *alloc_nfs_open_context(struct vfsmount *mnt, struct dentry *dentry, struct rpc_cred *cred)
{
struct nfs_open_context *ctx;
@@ -567,24 +593,15 @@ struct nfs_open_context *get_nfs_open_context(struct nfs_open_context *ctx)
return ctx;
}
-static void __put_nfs_open_context(struct nfs_open_context *ctx, int wait)
+static void __put_nfs_open_context(struct nfs_open_context *ctx, int is_sync)
{
- struct inode *inode;
+ struct inode *inode = ctx->path.dentry->d_inode;
- if (ctx == NULL)
- return;
-
- inode = ctx->path.dentry->d_inode;
if (!atomic_dec_and_lock(&ctx->count, &inode->i_lock))
return;
list_del(&ctx->list);
spin_unlock(&inode->i_lock);
- if (ctx->state != NULL) {
- if (wait)
- nfs4_close_sync(&ctx->path, ctx->state, ctx->mode);
- else
- nfs4_close_state(&ctx->path, ctx->state, ctx->mode);
- }
+ NFS_PROTO(inode)->close_context(ctx, is_sync);
if (ctx->cred != NULL)
put_rpccred(ctx->cred);
path_put(&ctx->path);