forked from mirrors/linux
a3d1e7eb5a
two requirements: no file creations in IS_DEADDIR and no cross-directory renames whatsoever. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
40 lines
1,018 B
C
40 lines
1,018 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* tracefs.h - a pseudo file system for activating tracing
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*
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* Based on debugfs by: 2004 Greg Kroah-Hartman <greg@kroah.com>
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*
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* Copyright (C) 2014 Red Hat Inc, author: Steven Rostedt <srostedt@redhat.com>
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*
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* tracefs is the file system that is used by the tracing infrastructure.
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*/
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#ifndef _TRACEFS_H_
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#define _TRACEFS_H_
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#include <linux/fs.h>
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#include <linux/seq_file.h>
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#include <linux/types.h>
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struct file_operations;
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#ifdef CONFIG_TRACING
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struct dentry *tracefs_create_file(const char *name, umode_t mode,
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struct dentry *parent, void *data,
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const struct file_operations *fops);
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struct dentry *tracefs_create_dir(const char *name, struct dentry *parent);
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void tracefs_remove(struct dentry *dentry);
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struct dentry *tracefs_create_instance_dir(const char *name, struct dentry *parent,
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int (*mkdir)(const char *name),
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int (*rmdir)(const char *name));
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bool tracefs_initialized(void);
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#endif /* CONFIG_TRACING */
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#endif
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