forked from mirrors/linux
aa362a83e7
fs_cachep is only used in kernel/exit.c and in kernel/fork.c. It is used to store fs_struct items so it should be placed in linux/fs_struct.h Signed-off-by: Christoph Lameter <clameter@sgi.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
30 lines
770 B
C
30 lines
770 B
C
#ifndef _LINUX_FS_STRUCT_H
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#define _LINUX_FS_STRUCT_H
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struct dentry;
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struct vfsmount;
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struct fs_struct {
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atomic_t count;
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rwlock_t lock;
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int umask;
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struct dentry * root, * pwd, * altroot;
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struct vfsmount * rootmnt, * pwdmnt, * altrootmnt;
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};
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#define INIT_FS { \
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.count = ATOMIC_INIT(1), \
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.lock = RW_LOCK_UNLOCKED, \
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.umask = 0022, \
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}
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extern struct kmem_cache *fs_cachep;
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extern void exit_fs(struct task_struct *);
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extern void set_fs_altroot(void);
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extern void set_fs_root(struct fs_struct *, struct vfsmount *, struct dentry *);
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extern void set_fs_pwd(struct fs_struct *, struct vfsmount *, struct dentry *);
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extern struct fs_struct *copy_fs_struct(struct fs_struct *);
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extern void put_fs_struct(struct fs_struct *);
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#endif /* _LINUX_FS_STRUCT_H */
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