diff options
Diffstat (limited to 'libbcachefs/acl.c')
-rw-r--r-- | libbcachefs/acl.c | 51 |
1 files changed, 27 insertions, 24 deletions
diff --git a/libbcachefs/acl.c b/libbcachefs/acl.c index 6830e53a..dcd0dfe8 100644 --- a/libbcachefs/acl.c +++ b/libbcachefs/acl.c @@ -280,49 +280,52 @@ int bch2_set_acl_trans(struct btree_trans *trans, return ret == -ENOENT ? 0 : ret; } -static int inode_update_for_set_acl_fn(struct bch_inode_info *inode, - struct bch_inode_unpacked *bi, - void *p) -{ - struct bch_fs *c = inode->v.i_sb->s_fs_info; - umode_t mode = (unsigned long) p; - - bi->bi_ctime = bch2_current_time(c); - bi->bi_mode = mode; - return 0; -} - -int bch2_set_acl(struct inode *vinode, struct posix_acl *acl, int type) +int bch2_set_acl(struct inode *vinode, struct posix_acl *_acl, int type) { struct bch_inode_info *inode = to_bch_ei(vinode); struct bch_fs *c = inode->v.i_sb->s_fs_info; struct btree_trans trans; + struct btree_iter *inode_iter; struct bch_inode_unpacked inode_u; - umode_t mode = inode->v.i_mode; + struct posix_acl *acl; + umode_t mode; int ret; mutex_lock(&inode->ei_update_lock); bch2_trans_init(&trans, c, 0, 0); +retry: + bch2_trans_begin(&trans); + acl = _acl; - if (type == ACL_TYPE_ACCESS && acl) { + inode_iter = bch2_inode_peek(&trans, &inode_u, inode->v.i_ino, + BTREE_ITER_INTENT); + ret = PTR_ERR_OR_ZERO(inode_iter); + if (ret) + goto btree_err; + + mode = inode_u.bi_mode; + + if (type == ACL_TYPE_ACCESS) { ret = posix_acl_update_mode(&inode->v, &mode, &acl); if (ret) goto err; } -retry: - bch2_trans_begin(&trans); - ret = bch2_set_acl_trans(&trans, - &inode->ei_inode, - &inode->ei_str_hash, - acl, type) ?: - bch2_write_inode_trans(&trans, inode, &inode_u, - inode_update_for_set_acl_fn, - (void *)(unsigned long) mode) ?: + ret = bch2_set_acl_trans(&trans, &inode_u, + &inode->ei_str_hash, + acl, type); + if (ret) + goto btree_err; + + inode_u.bi_ctime = bch2_current_time(c); + inode_u.bi_mode = mode; + + ret = bch2_inode_write(&trans, inode_iter, &inode_u) ?: bch2_trans_commit(&trans, NULL, &inode->ei_journal_seq, BTREE_INSERT_ATOMIC| BTREE_INSERT_NOUNLOCK); +btree_err: if (ret == -EINTR) goto retry; if (unlikely(ret)) |