diff options
Diffstat (limited to 'fs/9p/acl.c')
-rw-r--r-- | fs/9p/acl.c | 45 |
1 files changed, 23 insertions, 22 deletions
diff --git a/fs/9p/acl.c b/fs/9p/acl.c index 9a1d42630751..7af425f53bee 100644 --- a/fs/9p/acl.c +++ b/fs/9p/acl.c @@ -23,6 +23,7 @@ #include "acl.h" #include "v9fs.h" #include "v9fs_vfs.h" +#include "fid.h" static struct posix_acl *__v9fs_get_acl(struct p9_fid *fid, char *name) { @@ -37,7 +38,7 @@ static struct posix_acl *__v9fs_get_acl(struct p9_fid *fid, char *name) return ERR_PTR(-ENOMEM); size = v9fs_fid_xattr_get(fid, name, value, size); if (size > 0) { - acl = posix_acl_from_xattr(value, size); + acl = posix_acl_from_xattr(&init_user_ns, value, size); if (IS_ERR(acl)) goto err_out; } @@ -113,16 +114,12 @@ struct posix_acl *v9fs_iop_get_acl(struct inode *inode, int type) } -static int v9fs_set_acl(struct dentry *dentry, int type, struct posix_acl *acl) +static int v9fs_set_acl(struct p9_fid *fid, int type, struct posix_acl *acl) { int retval; char *name; size_t size; void *buffer; - struct inode *inode = dentry->d_inode; - - set_cached_acl(inode, type, acl); - if (!acl) return 0; @@ -131,7 +128,7 @@ static int v9fs_set_acl(struct dentry *dentry, int type, struct posix_acl *acl) buffer = kmalloc(size, GFP_KERNEL); if (!buffer) return -ENOMEM; - retval = posix_acl_to_xattr(acl, buffer, size); + retval = posix_acl_to_xattr(&init_user_ns, acl, buffer, size); if (retval < 0) goto err_free_out; switch (type) { @@ -144,17 +141,16 @@ static int v9fs_set_acl(struct dentry *dentry, int type, struct posix_acl *acl) default: BUG(); } - retval = v9fs_xattr_set(dentry, name, buffer, size, 0); + retval = v9fs_fid_xattr_set(fid, name, buffer, size, 0); err_free_out: kfree(buffer); return retval; } -int v9fs_acl_chmod(struct dentry *dentry) +int v9fs_acl_chmod(struct inode *inode, struct p9_fid *fid) { int retval = 0; struct posix_acl *acl; - struct inode *inode = dentry->d_inode; if (S_ISLNK(inode->i_mode)) return -EOPNOTSUPP; @@ -163,25 +159,30 @@ int v9fs_acl_chmod(struct dentry *dentry) retval = posix_acl_chmod(&acl, GFP_KERNEL, inode->i_mode); if (retval) return retval; - retval = v9fs_set_acl(dentry, ACL_TYPE_ACCESS, acl); + set_cached_acl(inode, ACL_TYPE_ACCESS, acl); + retval = v9fs_set_acl(fid, ACL_TYPE_ACCESS, acl); posix_acl_release(acl); } return retval; } -int v9fs_set_create_acl(struct dentry *dentry, - struct posix_acl **dpacl, struct posix_acl **pacl) +int v9fs_set_create_acl(struct inode *inode, struct p9_fid *fid, + struct posix_acl *dacl, struct posix_acl *acl) { - if (dentry) { - v9fs_set_acl(dentry, ACL_TYPE_DEFAULT, *dpacl); - v9fs_set_acl(dentry, ACL_TYPE_ACCESS, *pacl); - } - posix_acl_release(*dpacl); - posix_acl_release(*pacl); - *dpacl = *pacl = NULL; + set_cached_acl(inode, ACL_TYPE_DEFAULT, dacl); + set_cached_acl(inode, ACL_TYPE_ACCESS, acl); + v9fs_set_acl(fid, ACL_TYPE_DEFAULT, dacl); + v9fs_set_acl(fid, ACL_TYPE_ACCESS, acl); return 0; } +void v9fs_put_acl(struct posix_acl *dacl, + struct posix_acl *acl) +{ + posix_acl_release(dacl); + posix_acl_release(acl); +} + int v9fs_acl_mode(struct inode *dir, umode_t *modep, struct posix_acl **dpacl, struct posix_acl **pacl) { @@ -251,7 +252,7 @@ static int v9fs_xattr_get_acl(struct dentry *dentry, const char *name, return PTR_ERR(acl); if (acl == NULL) return -ENODATA; - error = posix_acl_to_xattr(acl, buffer, size); + error = posix_acl_to_xattr(&init_user_ns, acl, buffer, size); posix_acl_release(acl); return error; @@ -304,7 +305,7 @@ static int v9fs_xattr_set_acl(struct dentry *dentry, const char *name, return -EPERM; if (value) { /* update the cached acl value */ - acl = posix_acl_from_xattr(value, size); + acl = posix_acl_from_xattr(&init_user_ns, value, size); if (IS_ERR(acl)) return PTR_ERR(acl); else if (acl) { |