Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

[cascardo/linux.git] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ca01106..22a7ca4 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4059,7 +4059,7 @@ err:
        inode_inc_iversion(inode);
        inode_inc_iversion(dir);
        inode->i_ctime = dir->i_mtime =
-               dir->i_ctime = current_fs_time(inode->i_sb);
+               dir->i_ctime = current_time(inode);
        ret = btrfs_update_inode(trans, root, dir);
 out:
        return ret;
@@ -4202,7 +4202,7 @@ int btrfs_unlink_subvol(struct btrfs_trans_handle *trans,
 
        btrfs_i_size_write(dir, dir->i_size - name_len * 2);
        inode_inc_iversion(dir);
-       dir->i_mtime = dir->i_ctime = current_fs_time(dir->i_sb);
+       dir->i_mtime = dir->i_ctime = current_time(dir);
        ret = btrfs_update_inode_fallback(trans, root, dir);
        if (ret)
                btrfs_abort_transaction(trans, ret);
@@ -4965,7 +4965,7 @@ static int btrfs_setsize(struct inode *inode, struct iattr *attr)
                inode_inc_iversion(inode);
                if (!(mask & (ATTR_CTIME | ATTR_MTIME)))
                        inode->i_ctime = inode->i_mtime =
-                               current_fs_time(inode->i_sb);
+                               current_time(inode);
        }
 
        if (newsize > oldsize) {
@@ -5072,7 +5072,7 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr)
        if (btrfs_root_readonly(root))
                return -EROFS;
 
-       err = inode_change_ok(inode, attr);
+       err = setattr_prepare(dentry, attr);
        if (err)
                return err;
 
@@ -5672,7 +5672,7 @@ static struct inode *new_simple_dir(struct super_block *s,
        inode->i_op = &btrfs_dir_ro_inode_operations;
        inode->i_fop = &simple_dir_operations;
        inode->i_mode = S_IFDIR | S_IRUGO | S_IWUSR | S_IXUGO;
-       inode->i_mtime = current_fs_time(inode->i_sb);
+       inode->i_mtime = current_time(inode);
        inode->i_atime = inode->i_mtime;
        inode->i_ctime = inode->i_mtime;
        BTRFS_I(inode)->i_otime = inode->i_mtime;
@@ -6258,7 +6258,7 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
        inode_init_owner(inode, dir, mode);
        inode_set_bytes(inode, 0);
 
-       inode->i_mtime = current_fs_time(inode->i_sb);
+       inode->i_mtime = current_time(inode);
        inode->i_atime = inode->i_mtime;
        inode->i_ctime = inode->i_mtime;
        BTRFS_I(inode)->i_otime = inode->i_mtime;
@@ -6372,7 +6372,7 @@ int btrfs_add_link(struct btrfs_trans_handle *trans,
                           name_len * 2);
        inode_inc_iversion(parent_inode);
        parent_inode->i_mtime = parent_inode->i_ctime =
-               current_fs_time(parent_inode->i_sb);
+               current_time(parent_inode);
        ret = btrfs_update_inode(trans, root, parent_inode);
        if (ret)
                btrfs_abort_transaction(trans, ret);
@@ -6590,7 +6590,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
        BTRFS_I(inode)->dir_index = 0ULL;
        inc_nlink(inode);
        inode_inc_iversion(inode);
-       inode->i_ctime = current_fs_time(inode->i_sb);
+       inode->i_ctime = current_time(inode);
        ihold(inode);
        set_bit(BTRFS_INODE_COPY_EVERYTHING, &BTRFS_I(inode)->runtime_flags);
 
@@ -8619,7 +8619,7 @@ static ssize_t check_direct_IO(struct btrfs_root *root, struct kiocb *iocb,
                goto out;
 
        /* If this is a write we don't need to check anymore */
-       if (iov_iter_rw(iter) == WRITE)
+       if (iov_iter_rw(iter) != READ || !iter_is_iovec(iter))
                return 0;
        /*
         * Check to make sure we don't have duplicate iov_base's in this
@@ -9493,7 +9493,7 @@ static int btrfs_rename_exchange(struct inode *old_dir,
        struct btrfs_root *dest = BTRFS_I(new_dir)->root;
        struct inode *new_inode = new_dentry->d_inode;
        struct inode *old_inode = old_dentry->d_inode;
-       struct timespec ctime = CURRENT_TIME;
+       struct timespec ctime = current_time(old_inode);
        struct dentry *parent;
        u64 old_ino = btrfs_ino(old_inode);
        u64 new_ino = btrfs_ino(new_inode);
@@ -9861,7 +9861,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
        inode_inc_iversion(old_inode);
        old_dir->i_ctime = old_dir->i_mtime =
        new_dir->i_ctime = new_dir->i_mtime =
-       old_inode->i_ctime = current_fs_time(old_dir->i_sb);
+       old_inode->i_ctime = current_time(old_dir);
 
        if (old_dentry->d_parent != new_dentry->d_parent)
                btrfs_record_unlink_dir(trans, old_dir, old_inode, 1);
@@ -9886,7 +9886,7 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 
        if (new_inode) {
                inode_inc_iversion(new_inode);
-               new_inode->i_ctime = current_fs_time(new_inode->i_sb);
+               new_inode->i_ctime = current_time(new_inode);
                if (unlikely(btrfs_ino(new_inode) ==
                             BTRFS_EMPTY_SUBVOL_DIR_OBJECTID)) {
                        root_objectid = BTRFS_I(new_inode)->location.objectid;
@@ -10404,7 +10404,7 @@ next:
                *alloc_hint = ins.objectid + ins.offset;
 
                inode_inc_iversion(inode);
-               inode->i_ctime = current_fs_time(inode->i_sb);
+               inode->i_ctime = current_time(inode);
                BTRFS_I(inode)->flags |= BTRFS_INODE_PREALLOC;
                if (!(mode & FALLOC_FL_KEEP_SIZE) &&
                    (actual_len > inode->i_size) &&
@@ -10544,21 +10544,6 @@ out_inode:
 
 }
 
-/* Inspired by filemap_check_errors() */
-int btrfs_inode_check_errors(struct inode *inode)
-{
-       int ret = 0;
-
-       if (test_bit(AS_ENOSPC, &inode->i_mapping->flags) &&
-           test_and_clear_bit(AS_ENOSPC, &inode->i_mapping->flags))
-               ret = -ENOSPC;
-       if (test_bit(AS_EIO, &inode->i_mapping->flags) &&
-           test_and_clear_bit(AS_EIO, &inode->i_mapping->flags))
-               ret = -EIO;
-
-       return ret;
-}
-
 static const struct inode_operations btrfs_dir_inode_operations = {
        .getattr        = btrfs_getattr,
        .lookup         = btrfs_lookup,
@@ -10567,14 +10552,11 @@ static const struct inode_operations btrfs_dir_inode_operations = {
        .link           = btrfs_link,
        .mkdir          = btrfs_mkdir,
        .rmdir          = btrfs_rmdir,
-       .rename2        = btrfs_rename2,
+       .rename         = btrfs_rename2,
        .symlink        = btrfs_symlink,
        .setattr        = btrfs_setattr,
        .mknod          = btrfs_mknod,
-       .setxattr       = generic_setxattr,
-       .getxattr       = generic_getxattr,
        .listxattr      = btrfs_listxattr,
-       .removexattr    = generic_removexattr,
        .permission     = btrfs_permission,
        .get_acl        = btrfs_get_acl,
        .set_acl        = btrfs_set_acl,
@@ -10648,10 +10630,7 @@ static const struct address_space_operations btrfs_symlink_aops = {
 static const struct inode_operations btrfs_file_inode_operations = {
        .getattr        = btrfs_getattr,
        .setattr        = btrfs_setattr,
-       .setxattr       = generic_setxattr,
-       .getxattr       = generic_getxattr,
        .listxattr      = btrfs_listxattr,
-       .removexattr    = generic_removexattr,
        .permission     = btrfs_permission,
        .fiemap         = btrfs_fiemap,
        .get_acl        = btrfs_get_acl,
@@ -10662,10 +10641,7 @@ static const struct inode_operations btrfs_special_inode_operations = {
        .getattr        = btrfs_getattr,
        .setattr        = btrfs_setattr,
        .permission     = btrfs_permission,
-       .setxattr       = generic_setxattr,
-       .getxattr       = generic_getxattr,
        .listxattr      = btrfs_listxattr,
-       .removexattr    = generic_removexattr,
        .get_acl        = btrfs_get_acl,
        .set_acl        = btrfs_set_acl,
        .update_time    = btrfs_update_time,
@@ -10676,10 +10652,7 @@ static const struct inode_operations btrfs_symlink_inode_operations = {
        .getattr        = btrfs_getattr,
        .setattr        = btrfs_setattr,
        .permission     = btrfs_permission,
-       .setxattr       = generic_setxattr,
-       .getxattr       = generic_getxattr,
        .listxattr      = btrfs_listxattr,
-       .removexattr    = generic_removexattr,
        .update_time    = btrfs_update_time,
 };