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path: root/fs/xfs/linux-2.6/xfs_acl.c
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Diffstat (limited to 'fs/xfs/linux-2.6/xfs_acl.c')
-rw-r--r--fs/xfs/linux-2.6/xfs_acl.c80
1 files changed, 19 insertions, 61 deletions
diff --git a/fs/xfs/linux-2.6/xfs_acl.c b/fs/xfs/linux-2.6/xfs_acl.c
index cac48fe22ad..44ce5165680 100644
--- a/fs/xfs/linux-2.6/xfs_acl.c
+++ b/fs/xfs/linux-2.6/xfs_acl.c
@@ -114,6 +114,8 @@ xfs_get_acl(struct inode *inode, int type)
if (acl != ACL_NOT_CACHED)
return acl;
+ trace_xfs_get_acl(ip);
+
switch (type) {
case ACL_TYPE_ACCESS:
ea_name = SGI_ACL_FILE;
@@ -218,40 +220,6 @@ xfs_set_acl(struct inode *inode, int type, struct posix_acl *acl)
return error;
}
-int
-xfs_check_acl(struct inode *inode, int mask)
-{
- struct xfs_inode *ip;
- struct posix_acl *acl;
- int error = -EAGAIN;
-
- ip = XFS_I(inode);
- trace_xfs_check_acl(ip);
-
- /*
- * If there is no attribute fork no ACL exists on this inode and
- * we can skip the whole exercise.
- */
- if (!XFS_IFORK_Q(ip))
- return -EAGAIN;
-
- if (mask & MAY_NOT_BLOCK) {
- if (!negative_cached_acl(inode, ACL_TYPE_ACCESS))
- return -ECHILD;
- return -EAGAIN;
- }
-
- acl = xfs_get_acl(inode, ACL_TYPE_ACCESS);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- if (acl) {
- error = posix_acl_permission(inode, acl, mask);
- posix_acl_release(acl);
- }
-
- return error;
-}
-
static int
xfs_set_mode(struct inode *inode, mode_t mode)
{
@@ -297,29 +265,23 @@ posix_acl_default_exists(struct inode *inode)
* No need for i_mutex because the inode is not yet exposed to the VFS.
*/
int
-xfs_inherit_acl(struct inode *inode, struct posix_acl *default_acl)
+xfs_inherit_acl(struct inode *inode, struct posix_acl *acl)
{
- struct posix_acl *clone;
- mode_t mode;
+ mode_t mode = inode->i_mode;
int error = 0, inherit = 0;
if (S_ISDIR(inode->i_mode)) {
- error = xfs_set_acl(inode, ACL_TYPE_DEFAULT, default_acl);
+ error = xfs_set_acl(inode, ACL_TYPE_DEFAULT, acl);
if (error)
- return error;
+ goto out;
}
- clone = posix_acl_clone(default_acl, GFP_KERNEL);
- if (!clone)
- return -ENOMEM;
-
- mode = inode->i_mode;
- error = posix_acl_create_masq(clone, &mode);
+ error = posix_acl_create(&acl, GFP_KERNEL, &mode);
if (error < 0)
- goto out_release_clone;
+ return error;
/*
- * If posix_acl_create_masq returns a positive value we need to
+ * If posix_acl_create returns a positive value we need to
* inherit a permission that can't be represented using the Unix
* mode bits and we actually need to set an ACL.
*/
@@ -328,20 +290,20 @@ xfs_inherit_acl(struct inode *inode, struct posix_acl *default_acl)
error = xfs_set_mode(inode, mode);
if (error)
- goto out_release_clone;
+ goto out;
if (inherit)
- error = xfs_set_acl(inode, ACL_TYPE_ACCESS, clone);
+ error = xfs_set_acl(inode, ACL_TYPE_ACCESS, acl);
- out_release_clone:
- posix_acl_release(clone);
+out:
+ posix_acl_release(acl);
return error;
}
int
xfs_acl_chmod(struct inode *inode)
{
- struct posix_acl *acl, *clone;
+ struct posix_acl *acl;
int error;
if (S_ISLNK(inode->i_mode))
@@ -351,16 +313,12 @@ xfs_acl_chmod(struct inode *inode)
if (IS_ERR(acl) || !acl)
return PTR_ERR(acl);
- clone = posix_acl_clone(acl, GFP_KERNEL);
- posix_acl_release(acl);
- if (!clone)
- return -ENOMEM;
-
- error = posix_acl_chmod_masq(clone, inode->i_mode);
- if (!error)
- error = xfs_set_acl(inode, ACL_TYPE_ACCESS, clone);
+ error = posix_acl_chmod(&acl, GFP_KERNEL, inode->i_mode);
+ if (error)
+ return error;
- posix_acl_release(clone);
+ error = xfs_set_acl(inode, ACL_TYPE_ACCESS, acl);
+ posix_acl_release(acl);
return error;
}