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authorChristoph Hellwig <hch@lst.de>2009-11-03 16:44:44 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2009-12-16 12:16:49 -0500
commit1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1 (patch)
tree89a5fd1146be1744ce3ac94789542841512315b8 /include
parent431547b3c4533b8c7fd150ab36980b9a3147797b (diff)
downloadop-kernel-dev-1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1.zip
op-kernel-dev-1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1.tar.gz
make generic_acl slightly more generic
Now that we cache the ACL pointers in the generic inode all the generic_acl cruft can go away and generic_acl.c can directly implement xattr handlers dealing with the full Posix ACL semantics for in-memory filesystems. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include')
-rw-r--r--include/linux/generic_acl.h41
-rw-r--r--include/linux/shmem_fs.h16
2 files changed, 10 insertions, 47 deletions
diff --git a/include/linux/generic_acl.h b/include/linux/generic_acl.h
index 886f5fa..ca666d1 100644
--- a/include/linux/generic_acl.h
+++ b/include/linux/generic_acl.h
@@ -1,36 +1,15 @@
-/*
- * include/linux/generic_acl.h
- *
- * (C) 2005 Andreas Gruenbacher <agruen@suse.de>
- *
- * This file is released under the GPL.
- */
+#ifndef LINUX_GENERIC_ACL_H
+#define LINUX_GENERIC_ACL_H
-#ifndef GENERIC_ACL_H
-#define GENERIC_ACL_H
+#include <linux/xattr.h>
-#include <linux/posix_acl.h>
-#include <linux/posix_acl_xattr.h>
+struct inode;
-/**
- * struct generic_acl_operations - filesystem operations
- *
- * Filesystems must make these operations available to the generic
- * operations.
- */
-struct generic_acl_operations {
- struct posix_acl *(*getacl)(struct inode *, int);
- void (*setacl)(struct inode *, int, struct posix_acl *);
-};
+extern struct xattr_handler generic_acl_access_handler;
+extern struct xattr_handler generic_acl_default_handler;
-size_t generic_acl_list(struct inode *, struct generic_acl_operations *, int,
- char *, size_t);
-int generic_acl_get(struct inode *, struct generic_acl_operations *, int,
- void *, size_t);
-int generic_acl_set(struct inode *, struct generic_acl_operations *, int,
- const void *, size_t);
-int generic_acl_init(struct inode *, struct inode *,
- struct generic_acl_operations *);
-int generic_acl_chmod(struct inode *, struct generic_acl_operations *);
+int generic_acl_init(struct inode *, struct inode *);
+int generic_acl_chmod(struct inode *);
+int generic_check_acl(struct inode *inode, int mask);
-#endif
+#endif /* LINUX_GENERIC_ACL_H */
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index deee7af..e164291 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -41,20 +41,4 @@ static inline struct shmem_inode_info *SHMEM_I(struct inode *inode)
extern int init_tmpfs(void);
extern int shmem_fill_super(struct super_block *sb, void *data, int silent);
-#ifdef CONFIG_TMPFS_POSIX_ACL
-int shmem_check_acl(struct inode *, int);
-int shmem_acl_init(struct inode *, struct inode *);
-
-extern struct xattr_handler shmem_xattr_acl_access_handler;
-extern struct xattr_handler shmem_xattr_acl_default_handler;
-
-extern struct generic_acl_operations shmem_acl_ops;
-
-#else
-static inline int shmem_acl_init(struct inode *inode, struct inode *dir)
-{
- return 0;
-}
-#endif /* CONFIG_TMPFS_POSIX_ACL */
-
#endif
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