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42 lines
1.1 KiB
C
Executable File
42 lines
1.1 KiB
C
Executable File
#ifndef _COMPAT_LINUX_FS_H
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#define _COMPAT_LINUX_FS_H
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#include_next <linux/fs.h>
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#include <linux/version.h>
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/*
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* some versions don't have this and thus don't
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* include it from the original fs.h
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*/
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#include <linux/uidgid.h>
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#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,4,0))
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#define simple_open LINUX_BACKPORT(simple_open)
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extern int simple_open(struct inode *inode, struct file *file);
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(3,9,0)
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/**
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* backport of:
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*
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* commit 496ad9aa8ef448058e36ca7a787c61f2e63f0f54
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* Author: Al Viro <viro@zeniv.linux.org.uk>
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* Date: Wed Jan 23 17:07:38 2013 -0500
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*
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* new helper: file_inode(file)
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*/
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static inline struct inode *file_inode(struct file *f)
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{
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return f->f_path.dentry->d_inode;
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}
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#endif
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#if LINUX_VERSION_CODE < KERNEL_VERSION(2,6,35)
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#define noop_llseek LINUX_BACKPORT(noop_llseek)
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extern loff_t noop_llseek(struct file *file, loff_t offset, int origin);
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#define simple_write_to_buffer LINUX_BACKPORT(simple_write_to_buffer)
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extern ssize_t simple_write_to_buffer(void *to, size_t available, loff_t *ppos,
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const void __user *from, size_t count);
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#endif
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#endif /* _COMPAT_LINUX_FS_H */
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