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-rw-r--r--fs/proc/fd.h21
1 files changed, 21 insertions, 0 deletions
diff --git a/fs/proc/fd.h b/fs/proc/fd.h
new file mode 100644
index 0000000000..7e7265f7e0
--- /dev/null
+++ b/fs/proc/fd.h
@@ -0,0 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __PROCFS_FD_H__
+#define __PROCFS_FD_H__
+
+#include <linux/fs.h>
+
+extern const struct file_operations proc_fd_operations;
+extern const struct inode_operations proc_fd_inode_operations;
+
+extern const struct file_operations proc_fdinfo_operations;
+extern const struct inode_operations proc_fdinfo_inode_operations;
+
+extern int proc_fd_permission(struct mnt_idmap *idmap,
+ struct inode *inode, int mask);
+
+static inline unsigned int proc_fd(struct inode *inode)
+{
+ return PROC_I(inode)->fd;
+}
+
+#endif /* __PROCFS_FD_H__ */