250297edf8
Create a CONFIG_MMU=y stub for ramfs_nommu_expand_for_mapping() in the usual fashion. Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Wolfram Sang <wsa@the-dreams.de> Cc: Hugh Dickins <hughd@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
33 lines
986 B
C
33 lines
986 B
C
#ifndef _LINUX_RAMFS_H
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#define _LINUX_RAMFS_H
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struct inode *ramfs_get_inode(struct super_block *sb, const struct inode *dir,
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umode_t mode, dev_t dev);
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extern struct dentry *ramfs_mount(struct file_system_type *fs_type,
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int flags, const char *dev_name, void *data);
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#ifdef CONFIG_MMU
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static inline int
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ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
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{
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return 0;
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}
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#else
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extern int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize);
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extern unsigned long ramfs_nommu_get_unmapped_area(struct file *file,
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unsigned long addr,
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unsigned long len,
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unsigned long pgoff,
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unsigned long flags);
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extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma);
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#endif
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extern const struct file_operations ramfs_file_operations;
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extern const struct vm_operations_struct generic_file_vm_ops;
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extern int __init init_rootfs(void);
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int ramfs_fill_super(struct super_block *sb, void *data, int silent);
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#endif
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