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| author | Christoph Hellwig <hch@lst.de> | 2009-11-03 16:44:44 +0100 |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2009-12-16 12:16:49 -0500 |
| commit | 1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1 (patch) | |
| tree | 89a5fd1146be1744ce3ac94789542841512315b8 /mm/shmem.c | |
| parent | 431547b3c4533b8c7fd150ab36980b9a3147797b (diff) | |
| download | linux-1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1.tar.gz linux-1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1.tar.bz2 linux-1c7c474c31aea6d5cb2fb35f31d9e9e91ae466b1.zip | |
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 'mm/shmem.c')
| -rw-r--r-- | mm/shmem.c | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/mm/shmem.c b/mm/shmem.c index 3cd32c2ea0a0..f8485062f3ba 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -41,6 +41,7 @@ static struct vfsmount *shm_mnt; #include <linux/xattr.h> #include <linux/exportfs.h> +#include <linux/posix_acl.h> #include <linux/generic_acl.h> #include <linux/mman.h> #include <linux/string.h> @@ -809,7 +810,7 @@ static int shmem_notify_change(struct dentry *dentry, struct iattr *attr) error = inode_setattr(inode, attr); #ifdef CONFIG_TMPFS_POSIX_ACL if (!error && (attr->ia_valid & ATTR_MODE)) - error = generic_acl_chmod(inode, &shmem_acl_ops); + error = generic_acl_chmod(inode); #endif if (page) page_cache_release(page); @@ -1823,11 +1824,13 @@ shmem_mknod(struct inode *dir, struct dentry *dentry, int mode, dev_t dev) return error; } } - error = shmem_acl_init(inode, dir); +#ifdef CONFIG_TMPFS_POSIX_ACL + error = generic_acl_init(inode, dir); if (error) { iput(inode); return error; } +#endif if (dir->i_mode & S_ISGID) { inode->i_gid = dir->i_gid; if (S_ISDIR(mode)) @@ -2074,8 +2077,8 @@ static struct xattr_handler shmem_xattr_security_handler = { }; static struct xattr_handler *shmem_xattr_handlers[] = { - &shmem_xattr_acl_access_handler, - &shmem_xattr_acl_default_handler, + &generic_acl_access_handler, + &generic_acl_default_handler, &shmem_xattr_security_handler, NULL }; @@ -2454,7 +2457,7 @@ static const struct inode_operations shmem_inode_operations = { .getxattr = generic_getxattr, .listxattr = generic_listxattr, .removexattr = generic_removexattr, - .check_acl = shmem_check_acl, + .check_acl = generic_check_acl, #endif }; @@ -2477,7 +2480,7 @@ static const struct inode_operations shmem_dir_inode_operations = { .getxattr = generic_getxattr, .listxattr = generic_listxattr, .removexattr = generic_removexattr, - .check_acl = shmem_check_acl, + .check_acl = generic_check_acl, #endif }; @@ -2488,7 +2491,7 @@ static const struct inode_operations shmem_special_inode_operations = { .getxattr = generic_getxattr, .listxattr = generic_listxattr, .removexattr = generic_removexattr, - .check_acl = shmem_check_acl, + .check_acl = generic_check_acl, #endif }; |